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Homeostasis is organism's

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Important Questions on Organisms and Populations

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CUET (UG)
IMPORTANT
Achieve CUET (UG) Biology Practice Book>Chapter 13 - Organisms and Populations>Exercise>Q 25

Snails avoid stress conditions by going under:

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IMPORTANT
Achieve CUET (UG) Biology Practice Book>Chapter 13 - Organisms and Populations>Exercise>Q 26
Which of the following is the way through which organisms cope with stressful external environment?
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Achieve CUET (UG) Biology Practice Book>Chapter 13 - Organisms and Populations>Exercise>Q 27

Choose the physiological responses from the given option that helps a person to gradually get acclimatized in regions of high altitudes.

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IMPORTANT
Achieve CUET (UG) Biology Practice Book>Chapter 13 - Organisms and Populations>Exercise>Q 28

.................  rule states that mammals from colder climates generally have shorter ears and limbs to minimise heat loss.

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Achieve CUET (UG) Biology Practice Book>Chapter 13 - Organisms and Populations>Exercise>Q 29

Ecology is basically concerned with the following four levels of biological organisation. Arrange them in the correct sequence from a basic level to a higher level of organisation.

(a) Communities

(b) Organisms

(c) Populations

(d) Ecosystem

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Achieve CUET (UG) Biology Practice Book>Chapter 13 - Organisms and Populations>Exercise>Q 30
The study of the relationship of living organisms with the abiotic and biotic components of their environment is called:
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Achieve CUET (UG) Biology Practice Book>Chapter 13 - Organisms and Populations>Exercise>Q 31
The word ecology, as given by a German biologist Ernst Haeckel in 1869, has its origin from the Greek word oikos meaning _____ and logos meaning to study.
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IMPORTANT
Achieve CUET (UG) Biology Practice Book>Chapter 13 - Organisms and Populations>Exercise>Q 32
Ecological niche of an organism includes all, except