Question

State whether the following statements are true or false. Rewrite the correct
statement by changing the first or last word/s only. [5]
(i) Relative concentration of the solution that determines the direction and
extent of diffusion is called osmosis.
(ii) A pair of corresponding chromosomes of the same size and shape are
from each parent is called homozygous.
(iii) Root hair is multicellular.
(iv) Lenticular transpiration can be regulated.
(v) X-rays are potential sources of radiation pollution.

Answer 1

Answer:

True, true, false, true, false

Answer 2

The statements have been marked as follows:

(i) Relative concentration of the solution that determines the direction and extent of diffusion is called osmosis- False

Correct statement: Relative concentration of the solution that determines the direction and extent of diffusion is called tonicity.

(ii) A pair of corresponding chromosomes of the same size and shape are from each parent is called homozygous- False

Correct statement: A pair of corresponding chromosomes of the same size and shape are from each parent is called homologous.

(iii) Root hair is multicellular- False

Root hair is unicellular.

(iv) Lenticular transpiration can be regulated- True

( by coating the bark of the tree)

(v) X-rays are potential sources of radiation pollution- True.