Ecology and Environment (NEET Biology): Questions 197 - 204 of 236

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Question number: 197

» Ecology and Environment » Ecosystem » Patterns, Components

MCQ▾

Question

A pond is a: -

Choices

Choice (4) Response

a.

Natural ecosystem

b.

Artificial ecosystem

c.

Biome

d.

Community of plants & animals

Question number: 198

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

MCQ▾

Question

Sewage purification is performed by

Choices

Choice (4) Response

a.

Antibiotics

b.

Antiseptics

c.

Fertilizers

d.

Microbes

Question number: 199

» Ecology and Environment » Organisms and Environment » Population Attributes

MCQ▾

Question

The term Autecology refers to study of

Choices

Choice (4) Response

a.

Soil form

b.

Environment

c.

Individual organism

d.

Plant community

Question number: 200

» Ecology and Environment » Ecosystem » Energy Flow

MCQ▾

Question

The importance of ecosystem lies in: -

Choices

Choice (4) Response

a.

Energy flow

b.

Energy flow & Cycling of materials

c.

Cycling of materials

d.

Question does not provide sufficient data or is vague

Question number: 201

» Ecology and Environment » Biodiversity and Its Conservation » Extinction

MCQ▾

Question

If a certain plant species is not found in its wild localities even after repeated search, then it would be listed in which category in the “Red Data Book”

Choices

Choice (4) Response

a.

Rare

b.

Extinct

c.

Endangered

d.

Vulnerable

Question number: 202

» Ecology and Environment » Ecosystem » Patterns, Components

MCQ▾

Question

Ecosystem term coined by -

Choices

Choice (4) Response

a.

R. Mishra

b.

P. Odum

c.

P. Maheshwari

d.

Tansley

Question number: 203

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

MCQ▾

Question

CO is harmful because

Choices

Choice (4) Response

a.

It is mutagenic

b.

It blocks mitosis

c.

It forms stable compound with hemoglobin

d.

It causes defoliation

Question number: 204

» Ecology and Environment » Environmental Issues » Greenhouse Effect and Global Warning

MCQ▾

Question

Beside CH4 and CO2 other greenhouse gas from agriculture area -. -

Choices

Choice (4) Response

a.

SO2

b.

NO2

c.

CFC

d.

NH3

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