Ecology and Environment (NEET Biology): Questions 74 - 80 of 227

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Question number: 74

» Ecology and Environment » Ecosystem » Ecological Services-Carbon Fixation, Pollination, Oxygen Release

MCQ▾

Question

The phosphorus cycle differs from those of carbon and nitrogen as well as those of sulphur, oxygen and hydrogen in that it lacks

Choices

Choice (4) Response

a.

Gaseous phase

b.

Sater

c.

All of these

d.

Dust particles

Question number: 75

» Ecology and Environment » Ecosystem » Nutrient Cycling

MCQ▾

Question

A biogeochemical cycle without an atmospheric component is

Choices

Choice (4) Response

a.

Sulphur cycle

b.

Carbon cycle

c.

Nitrogen cycle

d.

Phosphorus cycle

Question number: 76

» Ecology and Environment » Ecosystem » Patterns, Components

MCQ▾

Question

The order of organism in an aquatic food chain is

Choices

Choice (4) Response

a.

Diatom→ Crustacea→ Fish→ Seal→ Bacteria

b.

Bacteria→ Seal→ Diatom→ Fish→ Crustacea

c.

Polar Bear→ Diatom→ Seal→ Crustacea

d.

Crustacea→ Seal→ Fish→ Polar Bear→ Diatom

Question number: 77

» Ecology and Environment » Ecosystem » Nutrient Cycling

MCQ▾

Question

Biogeochemical cycling refers to cycling of

Choices

Choice (4) Response

a.

Nutrients in the ecosystem.

b.

Gases between plants and animals.

c.

Energy in the ecosystem.

d.

Water in the ecosystem.

Question number: 78

» Ecology and Environment » Biodiversity and Its Conservation » National Parks and Sanctuaries

MCQ▾

Question

Kaziranga wildlife sanctuary is famous for

Choices

Choice (4) Response

a.

Elephant

b.

Tiger

c.

Musk deer

d.

Rhino

Question number: 79

» Ecology and Environment » Ecosystem » Productivity and Decomposition

MCQ▾

Question

In an ecosystem, there are more prey than predators. This relationship is called

Choices

Choice (4) Response

a.

Predator- prey relationship

b.

Pyramid of number

c.

Succession

d.

Food webs

Question number: 80

» Ecology and Environment » Environmental Issues » Ozone Depletion

MCQ▾

Question

Ozone layer depletion or hole in ozone layer is being found in

Choices

Choice (4) Response

a.

Russia

b.

South pole

c.

North pole

d.

Question does not provide sufficient data or is vague

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