How are cactus adapted to survive in a desert?

3

(a)

which of the things in the following list are nonliving?
Plough, mushroom, sewing machine, radio, boat,water hyacinth, earthworm

3

(a)

Give an example of a non-living thing which shows any two characteristics of living things.

3

(a)

List the common characteristics of the living things.

3

(a)

Explain why speed is important for survival in the grasslands for animals that live there.

3

(a)

List the types of movements seen in plants.

3

(a)

An animal has a round body, small ears and a thick fur on its body feet and toes. This animal has a thick layer of fat beneath its skin for providing insulation. The feet of this animal is also bigger in size.
(a) Identify this animal.
(b) Name the possible habitat of this animal.
(c) How does a rounded body and small ears help this animal in adapting to its habitat.

3

(a)

List some characters which make birds the flying.

3

(a)

Some desert plants have very small leaves, whereas some others have only spines. How does this benefit the plants?

3

(a)

Explain why many mountain trees are cone-shaped having sloping branches.

3

(a)

A habitat is said to have two supporting components. What are they?

3

(a)

Aquatic plants undergo some modifications to adapt to this habitat. List any two of those.

3

(a)

Do plants also respond to stimuli?

3

(a)

If an organism fails to adapt to its environment, what could be the possible consequences?

3

(a)

Why does a fish die when kept outside the water?

3

(a)