Ecology and Environment (NEET Biology): Questions 103 - 109 of 227

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Question number: 103

» Ecology and Environment » Biodiversity and Its Conservation » Concept of Biodiversity

MCQ▾

Question

Biotic potential refers to

Choices

Choice (4) Response
a.

Increase of population under natural conditions

b.

Increase of population under given conditions.

c.

Increase of population under climatic conditions.

d.

Increase of population under optimum conditions.

Question number: 104

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

MCQ▾

Question

In forest ecosystem, fungi is grouped as

Choices

Choice (4) Response
a.

Producer

b.

Decomposer

c.

Secondary consumer

d.

Consumer

Question number: 105

» Ecology and Environment » Ecosystem » Nutrient Cycling

MCQ▾

Question

The circulation or cycling of elements in an ecosystem is known as

Choices

Choice (4) Response
a.

Geological cycling

b.

Nutrient cycling

c.

Geo-chemical cycling

d.

Bio-geochemical cycling

Question number: 106

» Ecology and Environment » Ecosystem » Productivity and Decomposition

MCQ▾

Question

Species which occupy a similar ecological niche in similar communities occupying different biogeographical regions are

Choices

Choice (4) Response
a.

Ecads

b.

Biomes

c.

Ecotones

d.

Ecological equivalents

Question number: 107

» Ecology and Environment » Ecosystem » Ecological Succession

MCQ▾

Question

Primary succession is development of communities on

Choices

Choice (4) Response
a.

Cleared forest area.

b.

Freshly harvested crop field.

c.

Pond filled after a dry season.

d.

Newly exposed habitat.

Question number: 108

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

MCQ▾

Question

Which one of the following is the main air pollutant?

Choices

Choice (4) Response
a.

N2

b.

Sulphur

c.

CO

d.

CO2

Question number: 109

» Ecology and Environment » Ecosystem » Productivity and Decomposition

MCQ▾

Question

The net primary productivity of an ecosystem is

Choices

Choice (4) Response
a.

Total weight of green plants is divided by respiratory losses

b.

Respiratory losses alone

c.

Total weight of green plants is added by respiratory losses

d. All of the above

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