Ecology and Environment (KVPY Stream-SA (Class 11) Biology): Questions 7 - 11 of 52

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Question number: 7

» Ecology and Environment » Ecosystem » Pyramids of Number, Biomass, Energy

Appeared in Year: 2009

MCQ▾

Question

Which of the following ecological food chain does not represent an erect pyramid of numbers.

Choices

Choice (4) Response

a.

GrassRodentSnake

b.

TreeBirdparasite

c.

GrassDeerTiger

d.

InsectChickenHuman

Question number: 8

» Ecology and Environment » Organisms and Environment » Population and Ecological Adaptations

Appeared in Year: 2014

MCQ▾

Question

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

Choices

Choice (4) Response

a.

Biome

b.

Population

c.

Species

d.

Community

Question number: 9

» Ecology and Environment » Ecosystem » Energy Flow

Appeared in Year: 2014

MCQ▾

Question

What fraction of the assimilated energy used in respiration by the herbivores.

Choices

Choice (4) Response

a.

30 percent

b.

60percent

c.

10 percent

d.

80 percent

Question number: 10

» Ecology and Environment » Environmental Issues » Water Pollution and Its Control

Appeared in Year: 2014

MCQ▾

Question

Two bottles were half filled with water from Ganga (‘P’) and Kaveri (‘Q’) and kept under identical airtight conditions for 5 days. The oxygen was determined to be 2 % in bottle (‘P’) and 10 % in bottle (‘Q’). What could be the cause of this difference?

Choices

Choice (4) Response

a.

the rivers are equally polluted

b.

Kaveri is more polluted than Ganga

c.

Kaveri has more minerals than Ganga

d.

Ganga is more polluted than Kaveri

Question number: 11

» Ecology and Environment » Biodiversity and Its Conservation » Biosphere Reserves

Appeared in Year: 2012

MCQ▾

Question

If you are seeing mangroves around you, which part of India are you visiting?

Choices

Choice (4) Response

a.

Sundarbans

b.

Himalayas

c.

Western Ghats

d.

Thar Desert

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