Selina solutions

Selina solutions

Grade 8

Transportation in plants | Short Answer Questions (SA)

Question 12

Q12) State whether the following statements are true or false. Rewrite the false statements correctly.

(a) Water absorption mainly occurs through the root-hair.

(b) Water enters the root-hair by osmosis.

(c) Water absorbed by the roots reaches the leaves and is used in producing food for the entire plant.

(d) A semipermeable membrane allows larger molecules to pass through but prevents the smaller ones.

(e) Transpiration is the loss of water from the roots of the plant.

(f) During transpiration, the leaves lose more water from their upper surface.

(g) Transpiration cools the plant when it's hot outside.

Solution:

(a) True

(b) True

(c) True

(d) False.

A semipermeable membrane allows smaller molecules to pass through but prevents the larger ones.

(e) False.

Transpiration is the loss of water from the aerial parts of the plant.

(f) False.

During transpiration, the leaves lose more water from their lower surface.

(g) True

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subject-cta

Question 12

Q12) State whether the following statements are true or false. Rewrite the false statements correctly.

(a) Water absorption mainly occurs through the root-hair.

(b) Water enters the root-hair by osmosis.

(c) Water absorbed by the roots reaches the leaves and is used in producing food for the entire plant.

(d) A semipermeable membrane allows larger molecules to pass through but prevents the smaller ones.

(e) Transpiration is the loss of water from the roots of the plant.

(f) During transpiration, the leaves lose more water from their upper surface.

(g) Transpiration cools the plant when it's hot outside.

Solution:

(a) True

(b) True

(c) True

(d) False.

A semipermeable membrane allows smaller molecules to pass through but prevents the larger ones.

(e) False.

Transpiration is the loss of water from the aerial parts of the plant.

(f) False.

During transpiration, the leaves lose more water from their lower surface.

(g) True

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subject-cta
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