Chhattisgarh State Class 9 Science Chapter 17 Solution

Chhattisgarh State Board Class 9 Science Chapter 17 Habitat Exercise Multiple Choice, Fill in the Blanks, Questions and Answers here.

Chhattisgarh State Class 9 Science Chapter 17 Solution

1) Choose the correct option

(i) We find kani machri, insects, snails, millipedes, remains of dead organisms and bats inKomisar caves. A correct food chain based on this information would be –

(a) bats – millipede – kanimachri

(b) remains of dead organisms – kanimachri – bats

(c) bats – remains of dead organisms – kanimachri

(d) insects – bats – snails.

Ans: – option (b).

(ii) Migratory organisms-

(a) Lead their life in one place

(b) Live in a new place every year

(c) Live a few months in a year in one place and others in another place regularly.

(d) They change their habitat once in their lifetime but do not return to their permanenthabitat.

Ans: – option (c).

(iii) We usually find the following at the first trophic level-

(a) Producers (b) Primary consumers

(c) Decomposers (d) Secondary consumers.

Ans: – option (a).

2) Explain the biotic and abiotic components of the habitat of an organism of your choice.

Ans: – The ecosystem of our earth is made up of different types of living and non-living things. The living things are known as the biotic like plant, animal, bacteria, viruses etc. But the non-living things which are soil, water, pletu, hills etc. The earth is made up of both the biotic and abiotic substance.

3) Write an essay on: “what will happen if you reach such an island where there are no biotic components other than you?”

Ans: – The biotic element is very useful for our survival in the ecosystem. We take the food and oxygen, water from this biotic substance. So, if by any reason we may reach in a place where there is no such biotic element then we couldn’t be survived. As for our living the importance of this element is very much.

4) If humans were sent to the moon to live there – what all would have to be sent along with them?Make a list of all such things.

Ans: – The various substance that we need for surviving in moon are-

  • The main and important things that is oxygen cylinder as there is no such presence of oxygen in moon.
  • As well as the suite which can be friendly with the temperature differences as the temperature in there are low as compared to earth.
  • The boot which can help us to walk on the less gravity area. Etc.

5) Make a food chain including a bear. Connect this with other food chains to form a food web.

Ans: – The remaining food chain are,

   GRASS OR AQUATIC PLANT –> FISHES –> BEAR.

Updated: January 6, 2022 — 3:48 pm

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  1. Please answer small banaya Karo

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