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 the following. The correct combinations are List I List II List III (a) Diapause (i) Temperature variations with seasonal changes (p) Temperature lake (b) Cyclomorphosis (ii) Light produced by living organisms (q) Insects (c) Thermal stratification (iii) Inactiveness (r) Pyrosoma (d) Bioluminescence (iv) Seasonal morphological variations (s) Daphnia

(a-iii-q), (b-iv-s), (c-i-p), (d-ii-r)

(a-iii-r), (b-iv-q), (c-i-p), (d-ii-s)

(a-i-q), (b-iv-r), (c-ii-p), (d-ii-q)

(a-ii-s), (b-iv-q), (c-i-p), (d-ii-r)

Assertion ( A ): Landscape is the unit of land containing different ecosystems surrounded by natural boundaries. Reason ( R ): Landscape is the level of organization that is higher than the ecosystem.

Both A and R are correct and R is the correct explanation of A

Both A and R are correct and R is not the correct explanation of A

Light is an ecological factor that shows its influence on many biological activities like pigmentation, metabolism, etc. Cave dwellers exhibit:

Low pigmentation, low metabolism

Low pigmentation. high metabolism

High pigmentation, low metabolism

High pigmentation, high metabolism

Match the following. The correct combinations are List I List II List III (a) Diapause (i) Temperature variations with seasonal changes (p) Temperature lake (b) Cyclomorphosis (ii) Light produced by living organisms (q) Insects (c) Thermal stratification (iii) Inactiveness (r) Pyrosoma (d) Bioluminescence (iv) Seasonal morphological variations (s) Daphnia

(a-iii-q), (b-iv-s), (c-i-p), (d-ii-r)

(a-iii-r), (b-iv-q), (c-i-p), (d-ii-s)

(a-i-q), (b-iv-r), (c-ii-p), (d-ii-q)

(a-ii-s), (b-iv-q), (c-i-p), (d-ii-r)

Match the following. The correct combinations are The list I List II List III (a) Fig tree (i) Highly distasteful (p) Petals of its flower (b) Ophrys (ii) Cryptically coloured (q) Special chemical present (c) Sea anemone (iii) Wasp (r) Clownfish (d) Camouflage (iv) Sexual deceit (s) Developing seeds (e) Monarch butterfly (v) Stinging cells (t) Insects and frogs

(a-ii-s), (b-iv-p), (c-v-r), (d-ii-t), (e-i-q)

(a-iv-p), (b-ii-t), (c-v-r), (d-ii-q), (e-i-s)

(a-i-q), (b-iii-s), (c-v-r), (d-ii-t), (e-iv-p)

(a-ii-p), (b-iv-s), (c-v-r), (d-ii-t), (e-i-q)

Match the following? The list I List II (i) Calotropis (a) Predator of Americana Pacific (ii) Cactus (b) Insects and frogs cryptically coloured (iii) Pisaster (c) Distasteful glycosides (iv) Monarch Butterfly (d) Cardiac glycosides (v) Camouflage (e) Predator is a moth

(i-d), (ii-e), (iii-a), (iv-c) and (v-b)

(i-c), (ii-e), (iii-a), (i -d) and (v-b)

(i-a), (ii-d), (iii-e), (i -c) and (v-b)

(i-e), (ii-d), (iii-c), (i -d) and (v-b)

Match the tollowing? List I List II (i) Logistic growth (a) Intrinsic rate of natural increase (ii) Exponential growth (b) Produce a large number of small sized offspring (iii) Age Pyramid (c) Breed only once in their life time (iv) Pacific salmon fish (d) Carrying capacity (e) Declining population

(i-d), (ii-a), (iii-e) and (iv-c)

(i-e), (ii-a), (iii-d) and (iv-b)

(i-d), (ii-c), (iii-e) and (iv-b)

(i-e), (ii-a), (iii-d) and (iv-c)

EASY

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Autecology refers to ________

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Important Questions on Organisms and Populations

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EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR BIOLOGY>Chapter 32 - Organisms and Populations>AP EAPCET - 3 Sep 2021 Forenoon>Q 9

Which of the following statements are correct related to the freshwater ecosystem? The correct statements are ________
(i) Pond is an ideal example to understand the fundamentals of the aquatic ecosystem.
(ii) In deep lakes, light can penetrate more than 200m in depth.
(iii) Deep water lakes contain three distinct zones namely the littoral zone, limnetic zone, profundal zone.
(iv) Littoral zone is the shallow part of the lake closer to the shore.
(v) Limnetic zone is the open water zone away from the shore.
(vi) The rate of photosynthesis is equal to the rate of respiration in the littoral zone.

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EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR BIOLOGY>Chapter 32 - Organisms and Populations>AP EAPCET Medical 2018 (22-Apr Shift-1)>Q 10

Animals living in air-water interface

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EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR BIOLOGY>Chapter 32 - Organisms and Populations>AP EAPCET Medical 2018 (22-Apr Shift-1)>Q 11

Observe the following graph of regulators

Question Image

In the above graph I, II and III represent

EASY

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IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR BIOLOGY>Chapter 32 - Organisms and Populations>AP EAPCET Medical 2021 (6-Sep Forenoon)>Q 12

Select the incorrect anatomical adaptation of Xerophytes among the following?

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EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR BIOLOGY>Chapter 32 - Organisms and Populations>AP EAPCET Medical 2021 (6-Sep Afternoon)>Q 13

Homeothermy in humans is maintained through

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EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR BIOLOGY>Chapter 32 - Organisms and Populations>AP EAPCET - 3 Sep 2021 Forenoon>Q 14

Select the mismatched pair?

EASY

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IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR BIOLOGY>Chapter 32 - Organisms and Populations>AP EAPCET - 3 Sep 2021 Afternoon>Q 15

Assertion (A): Desert Plants have sunken stomata
Reason (R): To enhance transpiration in desert plants

EASY

AP EAPCET

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR BIOLOGY>Chapter 32 - Organisms and Populations>AP EAPCET - 3 Sep 2021 Afternoon>Q 16

Match the following. The correct combinations are

List I		List II		List III
(a)	Diapause	(i)	Temperature variations with seasonal changes	(p)	Temperature lake
(b)	Cyclomorphosis	(ii)	Light produced by living organisms	(q)	Insects
(c)	Thermal stratification	(iii)	Inactiveness	(r)	Pyrosoma
(d)	Bioluminescence	(iv)	Seasonal morphological variations	(s)	Daphnia

Autecology refers to ________

Important Questions on Organisms and Populations

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