Adaptation in Forest and Grassland Organisms

Q. What are the components of urine? Which of these waste products is the main excretory product in human beings? What is removed along with water as sweat? [3 MARKS]

Q.

Trees in the forest grow tall to compete for:

1. space
2. sunlight
3. nutrients
4. space and nutrients

Q. Trees on the mountain are cone-shaped, with sloping branches and needle-shaped leaves. This helps:

1. the rainwater and snow to slide off easily from the leaves.
2. in increasing the rate of transpiration.
3. the leaves to absorb rainwater and snow.
4. in reducing the rate of transpiration.

Q.

Winter sleep is called as

1. Aestivation

2. Hibernation

3. Migration

4. Adaptation

Q. Which of the following adaptations help tigers catch their prey?

1. Padded paws
2. Long and freely moving ears
3. Location of eyes below their forehead
4. Location of eyes in front of their head

Q.

Through which organs do humans excrete salts?

1. Kidneys, lungs, skin

2. Kidneys, lungs

3. Kidneys, skin

4. Lungs, skin

Q.

Is marine habitat a lotic ecosystem?

Q.

What is behavioural adaptation of a hognose snake?

Q.

. During photosynthesis, plants take in _______ and release _________.

Q.

Identify the error(s) in the given statement:

Saline water habitats include ponds and lakes.

Q.

_______ is the characteristic feature of the plant shown in the picture.

1. Waxy-coated leaves
2. Needle-like leaves
3. Hollow stem
4. Haustorial roots

Q.

Green plants make use of during the process of photosynthesis to prepare their own food.

1. Carbon dioxide

2. Oxygen

3. Nitrogen

4. Argon

Q.

In temperate forests, the behaviors of animals change over seasons. Say true or false.

1. True

2. False

Q. What do the given pictures depict?

1. Hibernation
2. Migration
3. Camouflage
4. Predation

Q. Which of the following animals can live both on land and in water?

1. Silverfish
2. Crow
3. Frog
4. Fish

Q. The equatorial region mostly has short grass species.

1. False
2. True

Q. Which of the following adaptations help tigers catch their prey?

1. Padded paws
2. Long and freely moving ears
3. Location of eyes below their forehead
4. Location of eyes in front of their head

Q. Trees in the forest grow tall to compete for:

1. space
2. sunlight
3. nutrients
4. space and nutrients

Q. The ability of an organism to respond to stimuli is called .

1. sensitivity
2. sensibility
3. movement

Q. Which of the following adaptations can help a deer escape from being attacked by its predators?

1. Eyes located below the forehead
2. Padded paws
3. Long and free moving ears
4. Long legs with tapering hooves