Observe the following graph of regulators In the above graph I, II and III represent

I II III Regulators Conformers Partial regulators

I II III Conformers Regulators Partial regulators

I II III Partial regulators Conformers Regulators

I II III Partial regulators Regulators Conformers

Match List - I with List - II . List - I List - II (a) Allen's Rule (i) Kangaroo rat (b) Physiological adaptation (ii) Desert lizard (c) Behavioural adaptation (iii) Marine fish at depth (d) Biochemical adaptation (iv) Polar seal

( a ) − ( iv ) ; ( b ) − ( i ) ; ( c ) − ( iii ) ; ( d ) − ( ii )

( a ) − ( iv ) ; ( b ) − ( ii ) ; ( c ) − ( iii ) ; ( d ) − ( i )

( a ) − ( iv ) ; ( b ) − ( i ) ; ( c ) − ( ii ) ; ( d ) − ( iii )

( a ) − ( iv ) ; ( b ) − ( iii ) ; ( c ) − ( ii ) ; ( d ) − ( i )

EASY

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Penguin is the only bird that is limbless.

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Important Questions on Diversity in the Living World

HARD

Science>Biology>Diversity in the Living World>Plants and Animals in Different Surroundings

Which of the following is incorrect pair regarding cyclomorphosis in Daphnia

?

EASY

Science>Biology>Diversity in the Living World>Plants and Animals in Different Surroundings

Animals living in air-water interface

EASY

Science>Biology>Diversity in the Living World>Plants and Animals in Different Surroundings

Observe the following graph of regulators

Question Image

In the above graph I, II and III represent

HARD

Science>Biology>Diversity in the Living World>Plants and Animals in Different Surroundings

Small mammals and birds are rarely found in polar regions. The reason is that

EASY

Science>Biology>Diversity in the Living World>Plants and Animals in Different Surroundings

If rice is cooked in a pressure cooker on the Siachen glacier, at sea beach, and on Deccan plain, which of the following is correct about the time taken for cooking rice?

EASY

Science>Biology>Diversity in the Living World>Plants and Animals in Different Surroundings

Identify the incorrect statement

MEDIUM

Science>Biology>Diversity in the Living World>Plants and Animals in Different Surroundings

Assertion

(A)

: In brackish water, stenohaline animals are abundant
Reason

(R)

: Brackish water animals can withstand wide fluctuations in salinity

EASY

Science>Biology>Diversity in the Living World>Plants and Animals in Different Surroundings

Homeothermy in humans is maintained through

MEDIUM

Science>Biology>Diversity in the Living World>Plants and Animals in Different Surroundings

Species that are most effective at colonizing new habitats show:

EASY

Science>Biology>Diversity in the Living World>Plants and Animals in Different Surroundings

Stratification is more common in which of the following?

MEDIUM

Science>Biology>Diversity in the Living World>Plants and Animals in Different Surroundings

Match List $- I$ with List $- II$ .

List $- I$		List $- II$
(a)	Allen's Rule	(i)	Kangaroo rat
(b)	Physiological adaptation	(ii)	Desert lizard
(c)	Behavioural adaptation	(iii)	Marine fish at depth
(d)	Biochemical adaptation	(iv)	Polar seal

MEDIUM

Science>Biology>Diversity in the Living World>Plants and Animals in Different Surroundings

Most animals are tree dwellers in a:

HARD

Science>Biology>Diversity in the Living World>Plants and Animals in Different Surroundings

Assertion (A): A person goes to high altitude and experiences 'altitude sickness' with symptoms like breathing difficulty and heart palpitations.
Reason (R): Due to low atmospheric pressure at high altitude, the body does not get sufficient oxygen.
In the light of the above statements, choose the correct answer from the options given below.

EASY

Science>Biology>Diversity in the Living World>Plants and Animals in Different Surroundings

In Amphibian and reptiles, the body temperature changes corresponding to external temperature. The organisms which show this kind of response is termed as -

MEDIUM

Science>Biology>Diversity in the Living World>Plants and Animals in Different Surroundings

Which of the following statements are wrong regarding biodiversity ?
(i) Tropics harbor more species than temperate or polar areas
(ii) Terrestrial biodirersity increases from the equator to the poles
(iii) Patterm of biodiversity should not depend on latitude and species area relationship
(iv) Biodiversity exists not only at the species level but also at the lerels of biological organization
(v) Temperate regions are relatively more constant than that of the tropical regions

EASY

Science>Biology>Diversity in the Living World>Plants and Animals in Different Surroundings

Autecology refers to ________

MEDIUM

Science>Biology>Diversity in the Living World>Plants and Animals in Different Surroundings

Study the following statements regarding adaptations in freshwater habitat
I. Amoeba has contractile vacuole.
II. Glomerular kidneys in freshwater fishes.
III. Sponges form gemmules.
IV. Neoceratodus forms a gelatinous cocoon.
Among the above, the correct statements are

EASY

Science>Biology>Diversity in the Living World>Plants and Animals in Different Surroundings

With reference to temperature adaptations, identify $A, B, C$ of the following graph

Question Image

EASY

Science>Biology>Diversity in the Living World>Plants and Animals in Different Surroundings

Individuals of one kind occupying a particular geographic area at a given time are called

EASY

Science>Biology>Diversity in the Living World>Plants and Animals in Different Surroundings

Root does not help in the absorption of water in which of the following plant?

Penguin is the only bird that is limbless.

Important Questions on Diversity in the Living World

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