Question

The following questions consists of two statements - Assertion (A) and Reason (R). Answer these questions selecting the appropriate option given below :

(a) Both A and R are true and R is the correct explanation of A.

(b) Both A and R are true and R is not the correct explanation of A.

(c) A is true but R is false.

(d) A is false but R is true.


3. Assertion (A) : Mitochondria are strange organelles.

Reason (R) : Mitochondria have their own DNA and ribosomes.



4. Assertion (A) : If the medium has a lower concentration of water than the

cell, the cell will lose water by osmosis.

Reason (R) : In isotonic solution, there will be no net movement of

water across the cell membrane.​

Answer 1

Answer:

3)Both A and R are true and R is the correct explanation of A.

4)Both A and R are true and R is not the correct explanation of A.