Cacti can survive in desert because- a- It has a flat green stem to store water and prepare food by photosynthesis- b- The stem is covered with a thick layer of waxy substance- which helps to prevent evaporation of water- c- The nbsp-roots are distributed on the surface to absorb water- d- Leaves are modified into spines to prevent loss of water- Both a and b are wrong-Both b and c are wrong-a is wrong but b is correct-a- b and d are correct-

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Terrestrial Habitats

Cacti can sur...

Question

Cacti can survive in desert because:
a. It has a flat green stem to store water and prepare food by photosynthesis.
b. The stem is covered with a thick layer of waxy substance, which helps to prevent evaporation of water.
c. The roots are distributed on the surface to absorb water.
d. Leaves are modified into spines to prevent loss of water.

Both a and b are wrong.

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Both b and c are wrong.

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a is wrong but b is correct.

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a, b and d are correct.

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Solution

The correct option is D a, b and d are correct.
Cactus survive in deserts due to following adaptations:
It has a flat green stem to store water and prepare food by photosynthesis. The stem is also covered with a thick waxy layer, which helps to retain water. Its roots go deep into the soil for absorbing water. Leaves turn into spines to prevent loss of water.

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Similar questions

Cacti survive in a desert because:

a. It has a flat green stem to store water and prepare food by photosynthesis.

b. The stem is covered with a thick layer of cuticle, which helps to preserve water.

c. Its roots are distributed on the surface to absorb water.

d. Leaves are modified into spines to prevent loss of water

Q. Which of the following statements is/are correct?

Statement 1: The leaves in a cactus are modified into spines.

Statement 2: Thick waxy stem and spines reduces water loss through transpiration in a cactus.

The leaves of cacti are modified into ____ to prevent water loss.

Q. Identify to which category the plant belongs to.

1. Photosynthesis is carried out by stem.
2. Stem is covered by a waxy layer.
3. Leaves are in the form of spines.

Assertion (A): In Cactus, leaves are reduced to small spines with less surface area.
Reason (R): Spines helps in preventing the cactus from losing water through evaporation.

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