Habitat

Q.

Why is photosynthesis important to humans?

Q.

Why do some birds and animals migrate?

Q.

Name the process and the organ which helps in removing the following wastes from the body.

(a) Carbon dioxide (b) Undigested food (c) Urine (d) Sweat

Q. Some animals are more active during the day. These are called ________(nocturnal / diurnal).

Q.

The process by which green plants make their own food by utilizing CO₂ and water in the presence of sunlight is called__________.

1. Diffusion

2. Respiration

3. Excretion

4. Photosynthesis

Q. Which of the following is not an example of a terrestrial ecosystem?

1. River
2. Grassland
3. Desert
4. Forest

Q.

What is an aerial habitat?

Q.

Why is habitat important?

Q. Which among the following is/are nocturnal animal(s)?

1. Cockroaches
2. Rats
3. Bats
4. Crows

Q.

How are trees adapted to the conditions of the mountain region?

Q. Specific features which enable an organism to survive in a particular habitat, are called adaptations.

1. True
2. False

Q.

Question 7

Which of the following is correct for respiration in plants?
(a) Respiration takes place only during daytime.
(b) Respiration take place only during night.
(c) Respiration takes place both during day and night.
(d) Respiration takes place only when plants are not making food.

Q.

The place where organisms live is called______

Q.

The habitats of plants and animals that live in water are called _________ habitats.

Q. Why do birds migrate over long distances?

1. For finding warmth and food
2. To improve their ability to fly
3. For finding a new home altogether
4. For no reason

Q. Nocturnal animals are animals that come out only at .

1. night
2. dawn
3. noon

Q.

List all the different types of terrestrial habitats. [5 MARKS]

Q.

Why do plants need to adapt?

Q.

Habitat is the surrounding where an organism lives. True or False?

1. True

2. False

Q.

What is environment? Explain how living organisms survive in different environments.

Q.

What are the components of a habitat? Habitats are grouped into?

Q.

What is adaptation in plants?

Q.

Why does an organism need to adapt to a habitat ?

Q.

What are the components of a habitat? Habitats are grouped into?

Q.

Choose the correct option-

An adaptation to arboreal life is-

1. Camouflage

2. Thick skin

3. Hibernation

4. Opposable thumb

Q. Which of the following plants are seen in Fresh water habitat?

1. water lily
2. Water hyacinth,
3. lotus
4. All the above

Q. What is habitat ?

Q.

Which of following is the habitat of a frog?

1. Pond
2. Rocks
3. Ocean
4. Trees

Q. Natural home or environment of an animal, plant, or other organism is known as _______ of that organism.

Q.

How can you tell if the ecosystem is healthy?