Question

Q.8. Which of the following is not a function of cell wall?
(a) Cell wall provides structural strength
(b) Cell walls enable the cells to withstand greater changes in surrounding medium than animal cells
(c) Cell wall permits the cells to withstand very dilute (hypotonic) external media without bursting
(d) Cell walls enable the cells to exchange gases and minerals
Q. 9. Which of the following is a common feature of mitochondria and plastids?
(a) Presence of DNA and Ribosomes
(b) Ability to produce ATP
(c) Deeply folded inner membrane
(a) Presence of matrix called stroma
​

Answer 1

Answer:

(b) Cell walls enable the cells to withstand greater changes in surrounding medium than animal cells

Explanation:

Cell walls do not have anything to do with the changes in surrounding medium and also the answer skips its self by saying than animal cells. What are we comparing ? Nothing