Adaptation

Q.

What are the similarities between plants and animals?

Q. What is the difference between genotypic and phenotypic ratio?

Q.

Write the adaptation in aquatic plants due to which

1. Submerged leaves can bend in the flowing water.
2. Leaves can float on the surface of the water.

Q.

Name Some Plants Found in Mountains.

Q.

How do elephants living in the tropical rainforest adapt themselves?

Q. Humps in camels store .

1. protein
2. fat
3. carbohydrates

Q.

What body part of a fish allows it to breathe underwater?

1. Fins

2. Gills

3. Scales

4. nose

Q.

Which organisms are called primitive and how are they different from the so-called advanced organisms?

Q.

Which is not a physical feature of a camel to survive in the desert?

1. Large nostrils

2. Long legs

3. Long eyelashes

4. Thick lips

Q.

In cactus, leaves are modified into ___.

Q. Which adaptation allows camels to survive the heat of the sand? [1 mark]

(a) Hump
(b) Hooves
(c) Long legs
(d) Long neck

Q.

Scale leaves are present in ___.

1. pea plant

2. cactus

3. onion

4. spinach

Q.

Which of the following is a floating aquatic plant

1. Hydrilla

2. Water lily

3. Cactus

4. None of these

Q. Which adaptations enable the frogs to live both on land and in water?

1. Their skin, when kept moist can take in oxygen dissolved in water
2. They have gills that help them to breathe in the water
3. They have lungs that help them to breathe when they are on land
4. Both (B) and (C)

Q. Which of the following adaptive feature help polar bear to escape from its predators?

1. Thick fat layer
2. White fur on the body
3. Coloured fur on the body
4. Very small size

Q. Which adaptation will help an animal survive easily in a grassland?

1. Long neck
2. Webbed feet
3. Strong hindlimbs
4. Small tail

Q. Which of the following animals take oxygen directly from the air by their lungs?

1. Frog
2. Cat
3. Cow
4. Monkey

Q. Explain how trunk is useful to elephants.

Q.

What is abstract noun of grieve?

Q.

Some animals are adapted to survive in the hot and dry deserts. Which of these is correct regarding the animal found in deserts and kind of adaptations?

1. Camels with a hump which stores fat.

2. Snakes with a thick layer of fat under its skin.

3. Rats with long hair.

4. Goats with strong hooves.

Q.

Which of the following is a terrestrial animal?

1. Fish

2. Dog

3. Turtle

4. Frog

Q. Can you give some examples of animals which show acclimatisation?

Q. is the gradual process of change, leading to formation of new species.

1. Evolution
2. Growth
3. Reproduction

Q.

Elephants use their trunks for which of the following reasons?

1. To smell the air

2. Break the branches of the trees

3. Suck water

4. Uproot grass

Q.

Camels have a high rate of breathing.

1. True

2. False

Q. Which of the following are the necessities of life?

1. Water
2. Food
3. Air
4. All of the above

Q. Animals like camels live in deserts and have humps, long legs and flat feet, whereas animals in cold regions have thick fur or split hooves. Which of the following term defines the above features in animals living in desert or cold region?

1. Migration
2. Hibernation
3. Adaptation
4. Respiration

Q.

We all know that fishes live under water. Recently it has been discovered that there is a new kind of fish which can also live for sometime on land. This fish is commonly known as Mudskipper (Periophthalmusbarbarus). This capability that has been attained by this fish is the result of __.

Q. Why do animals hibernate ? Why don't we humans

Q. Which among the following is a pigment that determines the colour of our skin?

1. Dermis
2. Epidermis
3. Melanin
4. Chlorophyll