Biological Classification

Biology
540 Views

Mycoplasma differs from virus in being sensitive to

A
Sugar
B
Tetracycline
C
Protein
D
Amino acid
Medium
View solution>

An example of iron oxidizing bacteria is

A
Beggiatoa
B
Geobacillus
C
Ferrobacillus
D
None of the above
Medium
View solution>

Association in a lichen is _______.

A
Temporary
B
Parasitic
C
Permanent
D
Obligatory
Medium
View solution>

The algal component of lichen is known as:

A
Phycobiont
B
Photobiont
C
Mycobiont
D
Both A and B
Medium
View solution>

Cryptogams are:

A

Seedless plants

B
Plant bearing flowers
C
Plant bearing naked seeds
D

Plant bearing enclosed seeds

Medium
View solution>

Organisms called methanogens are most abundant in a

A
Hot spring
B
Sulphur rock
C
Cattle yard
D
Polluted stream
Medium
View solution>

Prokaryotes have:

A
Membrane-bound nucleus
B
Nucleoid
C
Nucleolus
D
Nuclear membrane
Medium
View solution>

When a bacterium is provided with flagella arising from two opposite ends, it is called

A
Monotrichous
B
Lophotrichous
C
Amphitrichous
D
Polytrichous
Medium
View solution>

Which of the following represents obligate anaerobes.

A
Spirogyra
B
Pisum sativum
C
Onion
D
Methane bacteria
Medium
View solution>