Solve
Guides
0
You visited us 0 times! Enjoying our articles? Unlock Full Access!
Standard XII
Biology
Question

Assertion : Dryopithecus africans is a common ancestor of man and great apes.

Reason :It gave rise to Ramapithecus.


  1. If both the assertion and the reason are true and the reason is a correct explanation of the assertion
  2. If both the assertion and reason are true but the reason is not a correct explanation of the assertion
  3. If the assertion is true but the reason is false
  4. If both the assertion and reason are false
  5. If the assertion is false but reason is true

A
If both the assertion and the reason are true and the reason is a correct explanation of the assertion
B
If the assertion is true but the reason is false
C
If both the assertion and reason are false
D
If the assertion is false but reason is true
E
If both the assertion and reason are true but the reason is not a correct explanation of the assertion
Open in App
Solution
Verified by Toppr

Was this answer helpful?
0
Similar Questions
Q1
Assertion: Electromagnetic radiations exert pressure. Reason: Electromagnetic waves carry both momentum and energy. (a) Both assertion and reason are true and reason isthe correct explanation of assertion. (b) Both assertion and reason are true but reason isnot the correct explanation of assertion. (c)Assertion is true but reason is false. (d)Both assertion and reason are false.
View Solution
Q2
Assertion : Amount of cyanocobalamine required daily is 3 mcg
Reason : Its deficiency causes pernicious anaemia
View Solution
Q3

Directions: In the following questions, a statement of assertion is followed by a statement of reason.

Mark the correct choice as:

(a) If both assertion and reason are true and reason is the correct explanation of assertion.

(b) If both assertion and reason are true but reason is not the correct explanation of assertion.

(c) If assertion is true but reason is false.

(d) If assertion is false but reason is true.


View Solution
Q4
Assertion : Photosensitivity of a metal is high if its work function is small.

Reason : Work function hf0 where f0 is the threshold frequency.


View Solution
Q5
Assertion: {}_{27}^{60}Co is a source of gamma radiation. Reason : Gamma emission is due to nuclear decay. (a) If both assertion and reason are true and reason is the correct explanation of assertion. (b) If both assertion and reason are true but reason is not the correct explanation of assertion. (c)If assertion is true but reason is false. (d) If both assertion and reason are false.
View Solution