Terrestrial Habitats

Q.

Write a note on adaptation in plants and animals in the desert.

Q. What are the adaptations found in desert plants? (Any 2)

Q. The environment consists of which of the following things?

1. Only biotic environment
2. Only abiotic environment
3. Both biotic and abiotic environment
4. Only plants and animals

Q.

Why are leaves sometimes modified? Give two examples of leaf modifications.

Q.

What adaptation does a deer have to protect itself from a predator?

1. Mimicry
2. Quills
3. Scent
4. Speed

Q. What is the difference between habitat and adaptation?

Q. List any four abiotic factors that effect different living biengs?
​​​​​​

Q. Xerophytes are found in the habitat.

1. aquatic
2. mountain
3. desert

Q.

Question 16

Classify the following habitats into terrestrial and aquatic types.

Grassland, pond, ocean, rice field

Q.

Name two types of terrestrial plants.How do they differ on the basis of their habitat and water requirements?

Q.

Question 1

Which of the following cannot be called a habitat?
(a) A desert with camels
(b) A pond with fishes
(c) A jungle with wild animals
(d) Cultivated land with grazing cattle

Q.

The natural surroundings of a plant or animal species is called___.

Q.

Question 15

Using the following words, write the habitat of each animal given in figures (a to d).

Grassland, mountain, desert, pond, river

Q.

The camel can reduce its body temperature by 4 or 5 degrees. This is done to reduce the need to perspire or sweat and as a result, save water that could have been lost in sweat.

1. True

2. False

Q.

Which of the following statements is not true about the adaptations that are seen in a cactus?

1. The stem is covered with a thick waxy layer.

2. The leaves are reduced to spines.

3. Photosynthesis is carried out by the thick green stem.

4. The roots are long and they spread sideways.

Q.

The mountain trees at higher altitudes are shorter in height as air is thinner and the environmental conditions are too harsh above.

1. True

2. False

Q.

Give two examples each of terrestrial and aquatic habitats.

Q.

Some leaves are modified to perform special functions. Explain.

Q.

What are the specific features present in a deer that helps it to detect the presence of predators like lions? ​

Q. ___ factors are the non-living components that characterize the habitat of an organism.

Q. What is a tendril? Explain its use to the plant

Q. What special features a deer has to escape from predators like a lion?

Q.

The presence of features which enable a plant or animal to live and survive in its surrounding is called ___.

Q.

Choose the correct option based on the statement and its possible completed sentence.

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 waxy layer, which helps to prevent water loss.

C. Its roots are distributed on the surface to absorb as much water as it can.

D. Leaves are modified into spines to prevent loss of water through evaporation.

1. Only A and B are correct

2. Only B and C are correct

3. Only A, B and C are correct

4. Only A, B and D are correct

Q.

State why stem of the cactus plant is thick and spongy?

Q.

Which animal have cloven hoofs in feet?

1. Camel

2. Bear

3. Mountain goat

4. Leopard

Q.

Question 27

What are the adaptive features of a lion that helps it in hunting?

Q. Animals which live on both land and water are called _____.

1. terrestrial
2. biennials
3. aquatic
4. amphibians

Q. Typical characteristics of animals of snowy regions include:

1. white or silvery body colour
2. long and thick hair on the skin
3. long tail
4. light body weight

Q.

Which is an important feature present in a polar bear that enables them to move in snowy environments?

1. Layer of fat under the skin

2. None of these

3. Light fur

4. Thick paws