Chapter 9: The Living Organisms and their Surroundings

Q14Written answer

Unscramble the given words below to get the correct word using the clues given against them.

(a) SATPADAOINT: specific features or certain habits which enable a living being to live in its surroundings

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Worked solution

Ans: Adaptations

(b) RETECOXNI: Waste products are removed by this process

Ans: Excretion

(c) LUMISIT: All living things respond to these

Ans: Stimuli

(d) ROUCDPRENTOI: Because of this we find organisms of the same kind

Ans: Reproduction

Q15Written answer

Using the following words, write the habitat of each animal given in Fig. 9.1 (a to d).

Grassland, Mountain, desert, Pond, River.

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Ans: Habitats of the given animals are:

(a) Deer – Forests and Grassland

(b) Frog (red-eyed frog) – Tropical RainForest

(c) Yak – Mountains and plateaus

(d) Camel – Desert

Q16Written answer

Classify the following habitats into terrestrial and aquatic types.

Grassland, Pond, Ocean, Rice Field.

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Ans: When land is the habitat, it is known as terrestrial habitat. And when water is the habitat, it is known as aquatic habitat.

Aquatic habitats are – Pond and Ocean

Terrestrial habitat is – Grassland and Rice Field

Q17Written answer

Why is reproduction important for organisms?

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Ans: Reproduction is the process of producing similar new individuals of their own kind. Reproduction ensures the continuity of a species on earth.

Q18Written answer

Fill in the blanks:

(a) Saline water, hot air, and sand are ________ components of a habitat.

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Ans: Abiotic (non-living)

(b) The habitat of plants and animals that live in ________ is called the aquatic habitat.

Ans: Water

(c) ________ enable a plant or an animal to live in its surroundings.

Ans: Adaptations

(d) Plants and animals that live on land are said to live in ________ habitats.

Ans: Terrestrial

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