NTSE Biology Volume II Chapter 7 to 13
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NTSE Biology Volume II Chapter 7 to 13

Multiple Choice

59 Qs

Related Questions to study

An average small hamburger has 280 cal. This hamburger has 10 g of fat, 25 g of carbohydrates and 18 g of proteins and other micronutrients. Calculate the percentage of calories from fat, carbohydrate and protein

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When breast-feeding is replaced by less nutritive food, low in proteins and calories, the infants below the age of one year are likely to suffer from 

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The body mass index (BMI), or Quetlet index, is a heuristic proxy for human body fat based on an individual's weight and height. BMI does not actually measure the percentage of body fat. Body mass index is defined as the individual's body weight divided by the square of his or her height. The formula universally used in medicine produce a unit of measure of kg/. Archana, who is 32 years old, consumes 1900 calories per day and does no exercise. She weighs 150 pounds and she is 5.3 feet tall. Choose the correct answer regarding her BMI. [Note : 1 pound = 0.45 kg; 1 foot = 30.4 cm.]

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A child complains that he is suffering from a loss of appetite. It is noticed that his face has bulging eyes and his legs have become long and curved. Which diseases is he suffering from?

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Which one of the following is a fat-soluble vitamin and its related deficiency disease?

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Which of the following concerning the major dietary constituents is true?  

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Which of the following regarding the dietary requirements of the major food stuffs is correct?

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................ is a condition caused by a long-term deficiency of calcium and making the bones brittle in adult women.

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The sodium and potassium minerals help in 

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The condition which results in decrease of red blood cells, as the body cannot properly absorb vitamin from the gastrointestinal tract is called

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The two forms of vitamin B, which are the coenzymes required for carbohydrate, fats and protein metabolism are

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I am a mineral, I play a major role in the electrical activity of nerves and muscles. Who am I?

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The name 'vitamin' was suggested by 

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Kwashiorkor is a disease which is caused due to deficiency of 

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A gram of butter provides more energy than a gram of sugar because

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In goitre, there is swelling of the 

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A person will suffer from beriberi, rickets and scurvy, if his food does not contain adequate amounts of 

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About 60% of our total energy requirements is met by 

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The energy produced by 1g of carbohydrate is 

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For immediate energy production in cells, one has to take 

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The term 'non-essential amino acids' is applied to amino acids that are 

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How many of the 20 amino acids are essential amino acids for an adult human?

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Cholesterol is synthesised in

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The molecule used by most animals for long term energy storage is

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The major requirement of protein in the body is for

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A balanced diet includes

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Our mineral needs are met from 

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Which of the following do not provide energy for animals?

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Which of the following substances is assimilated unchanged?

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Vitamins with some enzymes act as

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Cod liver oil is a source of

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Deformed bones are associated with the disease 

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In the absence of ultraviolet rays reaching the earth, humans would suffer from the deficiency of 

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A person suffering from bleeding gum needs in his diet 

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Vitamin that is destroyed on heating is 

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Deficiency of vitamin leads to 

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Prolonged thiamine deficiency in the diet leads to

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Vitamin B is related with

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Which of the following pair is characterised by swollen lips, thick-pigmented skin of hands and legs and irritability?

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If the diet is lacking with meat or animal products such as cheese, milk or egg, which vitamin is most likely to be deficient in the diet?

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Vitamin K is needed for the 

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The deficiency of which of the following vitamin prevents blood clotting?

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A man with a diet deficient in at least one essential nutrient is said to be

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One has to include more meat, butter, milk and eggs in his diet if he is

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Mottling of teeth is due to the presence of which of the following chemical element in drinking water?

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Oxidation of which of the following substances in the body yields more amount of calories?

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Identify the polysaccharide that is called as the animal starch.

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For a person suffering from diabetes, the intake of carbohydrates should be preferably in the form of 

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Which carbohydrate gives red colour when iodine solution is added to it?

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Casein is a protein present in milk. Which group of protein is associated with casein?

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The building up and breaking down of protoplasm are concerned with the metabolism of 

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Which of the following fatty acid is not synthesized by the body but has to be supplied to the body? 

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The adulterant used in turmeric powder is

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Jaggery and sugar are used as adulterants in_______________

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Rahul purchases 1 kg of green gram. After 15 days, the person opens the packet and finds out that green gram is spoiled. He checks the packet and finds out there is no government seal to approve the food standard. Which seal is expected on the food product?

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Nita brings some small fish to her house. She would like to preserve them for 6-7 months and taste different recipes cooked by it. What method would you suggest her to preserve the fish?

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Four test tubes of tuhar dal were taken with some water in each and labelled as A, B, C and D. A few drops of the following were added to these test tubes.
Which of the test tube would be able to confirm the presence of metanil yellow adulterant ?

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Meat which can be spoiled by bacteria such as Salmonella, Clostridium are preserved by a unique method of food preservation. This technique creates free radicals in food, which can destroy cell membranes and attack DNA and proteins, thus preventing growth of microorganisms. Which is this process?

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Recently in the news there was an awareness programme about low quality and adulterated food products.
(i) What adulterants can be present in food products like (a) sweet (b) honey (c) sugar (d) ghee?
(ii) What measure has been taken by the government to overcome this?

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Assertion and Reason

1 Qs

Multiple Choice

56 Qs

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The term biotechnology was first used in 

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The first antibiotic was discovered from

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Which of the following is related with genetic engineering?

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A large number of bacteria produced from a single bacterium is called as 

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Which of the following is known as joining enzyme or repair enzyme of DNA?

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Which of the following used in tissue culture is free from viruses?

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Introduction of one or more genes into an organism which are normally not possessed by them or their deletion by using artificial means (not by breeding) comes under 

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Which is the most reliable method for identifying a person?

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The process of 'in vitro' manipulation of DNA is called as

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The first successfully cloned animal is 

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Which of the following is a disadvantage with genetically modified plants?

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What are the important products of yeast fermentation?

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Which of the following yeasts is used in the preparation of beer and wine?

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Pasteurised milk is______________

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Antibiotics inhibit the growth or destroy 

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Restriction enzyme was discovered by

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Humulin is

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The genes for antibiotic resistance are found in

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The restriction enzymes are used in genetic engineering because they 

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All living organisms are killed by heat treatment known as_____________

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The most important discovery of the present century is 

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'Cloning' is meant 

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Micropropagation means

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Restriction endonucleases are

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Genetic engineering is possible, because

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Biotechnology is a (an) 

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The chemical knives (scissors) used in genetic engineering is 

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Vaccine is a 

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Monoclonal antibodies are

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Advancement in genetic engineering has been possible due to the discovery of 

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The enzymes which are commonly used in genetic engineering are 

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The hybridoma cells are 

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The inherent capacity of a cell to regenerate a new whole organism or plant is called as

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In genetic engineering, the term vector is applied for 

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Totipotency was first observed by 

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Plasmids are

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The production of new plants by cells instead of seeds is done by 

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Which of the following bacteria are used in study of 'genetics'?

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Genetically engineered bacteria have been used in the commercial production of 

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The main technique involved in agricultural biotechnology is called as 

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DNA fingerprinting is useful for the study of 

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Important objective of biotechnology in agriculture section is to

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Plants having similar genotypes produced by plant breeding are called as 

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pBR322 is a ________

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Introduction of foreign genes for improving genotype is

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Various enzymes and hormones can be produced on a large scale by employing the recombinant __________ technique.

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Somaclonal variation can be obtained by 

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DNA fingerprinting refers to

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DNA fingerprinting technique was first developed by 

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In genetic engineering, a DNA segment (gene) of interest is transferred to the host cell through a vector. Consider the following four agents in this regard and select the correct option about which one or more of these can be used as a vector/vectors?
(i) Bacterium
(ii) Plasmid
(iii) Plasmodium
(iv) Enzyme

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A transgenic food crop which may help in solving the problem of night blindness in developing countries is

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Two couples had a dispute of parentage over a child and had filed a case. The judge had asked both the couples along with the child to go for DNA fingerprinting. The results of electrophoresis are as shown below. Which of the couple is the right parents of the child?

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The controversy regarding the use of Bt brinjal is 

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A piece of foreign DNA was inserted into a plasmid with an antibiotic resistance gene and lactose Z gene. The plasmid DNA was cut with a restriction enzyme, which splits the lactose Z gene and opens the circle. The foreign DNA was next inserted into the open restriction site of the plasmid. When the recombinant plasmid was introduced into bacterial cells and grown in the presence of antibiotic, some of the colonies turned blue in the presence of gene. The blue colonies contained 

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From the below list, which of the following is the most logical sequence of steps for splicing foreign DNA into a plasmid and inserting the plasmid into a bacterium?
(i) Transformbacteria with recombinant DNA molecule.
(ii) Cut the plasmid DNA using restriction enzymes.
(iii) Extract plasmid DNA from bacterial cells.
(iv) Hydrogen-bond the plasmid DNA to nonplasmid DNA fragments.
(v) Use ligase to seal plasmid DNA to nonplasmid DNA.

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Raghu is married to Radha, who was previously married to Varun, now deceased. Varun and Radha conceived one child together and adopted one child. Raghu and Radha have also conceived one child. All members of  Radha's current family have had DNA fingerprinting done. Unfortunately the sheet that identified each child has been misplaced. Identify which fingerprint in each lane corresponds to each child.

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Multiple Choice

53 Qs

Related Questions to study

The best explanation for origin of life comes from 

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Who among the following scientists was the first to test the theory of abiogenesis and proved that the flesh of dead animals could not generate maggots spontaneously?

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Industrial melanism in peppered moth is an example for

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The transfer of genes from one gene pool to another is called as

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The gases used in the spark-discharged apparatus were

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Anaerobes were the first organisms to appear on the primitive earth because

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A mutation which can bring changes in the course of evolution must occur in

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Which of the following are considered as forerunners of primitive life?

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Panspermia are

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The first formed cells on the primordial earth were

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The idea of life arising out of non-living things suddenly is known as 

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Spontaneous generation was disproved by the experiments of ______________.

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The swan neck flask experiments were conducted by 

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According to the materialistic theory, life originated

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The earliest gases of the primitive earth were 

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Which of the following refers to the early earth?

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An experimental proof to chemical origin of life was provided by

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The ratio of and  used by Miller in his spark discharge apparatus was 

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The term 'protobionts' is used for describing the 

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The idea of inheritance of acquired characters was disproved by

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The property of responding to a stimulus is known as

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The theory of inheritance of acquired characters was proposed by

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Which of the following does not form the basis for Neo-Darwinism?

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Which one of the following statements relates to protobiogenesis?

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'Spontaneous generation concept' is also called as

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Which of the following theory explains continuity of life and not origin of life?

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Haldane described the primitive oceans containing simple organic substances in abundance as

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To test the theory of chemical evolution, Sydney Fox heated and cooled a mixture of amino acids in vitro and was able to synthesise organic complexes by polymerisation. He called them as

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Which of the following organic molecule formation is considered as the borderline between living and non-living?

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The electrically active colloidal complexes of organic compounds in the primitive sea were called as coacervates by

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Which of the following helped Charles Darwin to explain the principle of overproduction of organisms leading to a struggle for existence?

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The mutation theory of evolution was proposed by

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Resistance to DDT in mosquitoes explains

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T. R. Malthus wrote

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Gene flow is described as 

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The pioneers of organic evolution are 

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According to Lamarckism, long-necked giraffes evolved, because

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Which of the following is called Sewall Wright effect?

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The process of origin of life was by 

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In the primitive earth, rapid formation of organic polymers in the sea was due to 

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Energy input in the atmosphere of the primitive earth was from

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Origin of life is also termed as 

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Life arose on the earth from heavenly bodies in the form of spores. This is stated by 

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The theory of abiogenesis was disproved by 

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Gases present in the primitive earth were 

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Microscopic colloidal droplets synthesised abiotically in the ancient seas are called as__________.

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The spark discharge apparatus showed the presence of 

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De Vries experimented with 

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Albinism in rats and white eyed Drosophila are examples for 

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Gradual orderly change from one condition to another is called as

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Although the phylogenetic lineages for hominids are not definitive, which of the following statements is not a possibility?

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When first proposed, Darwin's theory of natural selection did not fully explain how evolution could occur. This was due to

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In a small group of people living in a remote area, there is a high incidence of 'blue skin', a condition that results from a variation in the structure of haemoglobin. All of the blue skinned residents can trace their ancestry to one couple, who were among the original settlers of this region. The unusually high frequency of blue skin in the area is an example of 

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Multiple Choice

85 Qs

Related Questions to study

The factors for a character will segregate equally and pass on to each gamete uncontaminated. This is Mendel's ______________

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The phenotypic ratio obtained by crossing the  dihybrid with a recessive parent is

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In Mirabilis jalapa, if the pink flowered plants are crossed with white-flowered plants, the progeny will be

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Which of the following statement is correct?

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A child with O blood group cannot have parents with the genotype 

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Colour blind daughter is born to a

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In garden pea, yellow colour of cotyledon (Y) is dominant over green colour (y) and round seed shape (R) is dominant over wrinkle (r). A heterozygous yellow round seeded plants for both the traits is self-pollinated, then the ratio of yellow wrinkle would be 

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The phenotypic ratio of 1 : 2 : 1 is obtained in those crosses that exhibit 

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How many possible genotypes are there for ABO blood groups in man?

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An allele is described as 'dominant' if it expresses itself when it occurs in 

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In pea plants, tall stem trait (T) is dominant over the dwarf stem trait (t). A cross involving homozygous tall and homozygous dwarf plants produce tall plants. If the tall plants are interbred, their progeny consists of

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When a member of a pair of alleles expresses itself fully in the hybrid, it is called as

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In a cross between a tall pea plant and a dwarf pea plant, the offspring obtained were both tall and dwarf in a 1: 1 ratio. Therefore, the genotype of the parent tall plant should be 

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The exact position occupied by a gene or a factor on a chromosome is called as

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A parent that produces only one type of gamete for an allele is called as

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How many alleles of a gene can a gamete contain?

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Which of the following Mendelian principles is universally applicable?

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The process of removing stamens of a flower during the hybridization process is called as________________

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An offspring produced out of two parental stocks differing in two characters is called as___________

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The terms 'gene', 'genotype' and 'phenotype' were coined by

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In a breeding experiment, tall pea plants (TT) are crossed with dwarf pea plants (tt). If the resulting plants are crossed with dwarf plants, the progeny consists of 

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Mendel's second law is also called the law of ______________

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In 4-o'clock plants, the crossing of red-and white-flowered pure parental stocks produced pink-flowered plants. This type of genotypic expression is known as

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Incomplete dominance was first discovered by

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Which of the following is a deviation from Mendelian principle ?

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ABO blood group in man is controlled by 

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The Rh factor was discovered by

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The AB blood group was discovered by

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The inheritance of ABO blood groups was first explained by

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Which of the following scientist discovered A, B and O blood groups?

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A person with blood group O has 

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If the blood groups of the parents are and , the child with a normal genotype cannot show a blood group

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Which of the following blood group is a universal donor?

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If the blood group of both the parents is the probable blood group of the child is 

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Agglutination means 

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How many phenotypes are there for ABO blood groups in man?

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In AB group of blood, the two alleles are

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The serum of an individual of AB blood group has

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A child of O blood group was born to a mother of blood group A and father of blood group B. What are the genotypes of parents?

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A child with AB blood group who was born to a mother of the genotype cannot have the father of the genotype

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If both the parents have AB blood groups, which of the following blood groups their offspring cannot have?

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If one child in a family has blood group AB and another child has O, what will be the genotypes of their parents?

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An individual of blood group A has 

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The Rh factor was first discovered in 

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If a person has group of blood, which type of antibodies will be present in his serum?

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If the mother is and father is , which of the following  child is normally not affected?

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Erythroblastosis foetalis is also called as

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Sex-linked genes are carried by 

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What is the probability of X-linked genes being passed from father to son?

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Which of the following is associated with Y chromosome?

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Which of the following is an example of sex linked character in man?

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If a haemophilic man marries a normal but carrier woman, what is the probability of their son becoming haemophilic?

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Which of the following statements is true with reference to X-linked recessive traits in human beings?

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The genes transmitted directly from a father to his sons only are known as

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If all the sons of a couple are colour blind, then the  

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People suffering from haemophilia show which effects in their body?

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If a haemophilic son is born to a normal mother and a haemophilic father, which of the following can be the genotype of the mother?

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Which of the following is called christmas disease?

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The absence of anti-haemophilic globulin or factor VIII causes 

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Haemophilia is also called as

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In the family members of which of the following scientists was colour blindness known?

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Colour blind people are unable to differentiate 

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In the progeny of a color blind woman and a normal man _____________

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Which of the following genetic diseases show criss-cross pattern of inheritance?

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The problem of erythroblastosis foetalis occurs when 

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The universal recipient blood group is

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The antigen of blood group A is 

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The sperm of a man contains 22 autosomes and 

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The dihybrid test cross ratio is 

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Queen Victoria of England was a 

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A cross between hybrid and the homozygous recessive parent is known as

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The possible blood groups of the offspring of the parents with blood group O and AB are 

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What should be the blood types of parents if their children can have only A and B types of blood

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A gamete normally contains 

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The probability of the male child of a haemophilic father and a normal mother becoming haemophilic is

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Three children of a family have blood groups A, AB and B. What could be the genotypes of their parents?

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Haemophilia is a condition where there is 

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In which of the following plants were mutations discovered by Hugo De Vries ?

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The sum total of all the individuals of a Mendelian population constitutes ________

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In rabbits, black (B) coat colour is dominant over white (b) coat colour. Which Punnett square correctly represents a cross between a rabbit heterozygous for coat colour and a white rabbit?

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In a cross of a round hybrid pea with a true breeding round parent (Rr x RR), what genotypic proportions would be observed in the offspring?

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Albinism, lack of pigmentation in humans, results from an autosomal recessive gene designated 'a'. Parents with normal pigmentation have an albino child. What is the possibility that their next child be albino? What is the possibility that the next child will be an albino girl?

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A student completed a genetics exercise by preparing this Punnett square. [Note: 'T' represents a dominant allele and 't' represents a recessive allele.]
What were the likely genotypes of the parents ?

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The diagram represents the chromosomes of a person with a genetic disorder caused by non disjunction in which the chromosomes fail to separate properly. Which chromosome set display non-disjunction? What is the syndrome?

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Women have sex chromosomes of XX and men have sex chromosomes of XY. Which of a man's grand parents could not be the source of any of the genes on his Y-chromosome ?

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