EASY
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The non-living things in an ecosystem form its components.

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Important Questions on Our Environment

MEDIUM
Biotic components of ecosystem are
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How does a porcupine protect itself?

EASY
Which of the following is not a biotic component of habitat?
MEDIUM

Identify the type of habitat in which each of the following lives or grows. Write T for terrestrial habitat, A for aquatic habitat and T + A to indicate both terrestrial and aquatic habitats.

(i) Lotus 
(ii) Bear
(iii) Fir tree
(iv) Crocodile
(v) Shark

MEDIUM
Why do temperate forests have deciduous trees?
EASY
Explain the meaning of the living components of a habitat giving examples.
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A zoo in Mumbai hosts penguins. What care must be taken to make them feel at home in Mumbai?
EASY
There are more herbivores in grasslands. Give reason.
MEDIUM
What are the different components of a habitat?
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What is the thick layer of fat under the skin of a polar bear called? (Adipose tissue/Bubbler)
EASY
Which of the following is not an abiotic factor?
EASY

Name two salt water habitats.

MEDIUM
Which one of these is an abiotic component of a habitat?
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What is the living component of a habitat?
MEDIUM

Explain the term adaptation.