CBSE-NET (Based on NTA-UGC) Environmental Science (Paper-II): Questions 316 - 321 of 385

Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 385 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. View Sample Explanation or View Features.

Rs. 250.00 or

Question number: 316

» Soil Chemistry » Inorganic and Organic Compounds of Soil

Appeared in Year: 2009

MCQ▾

Question

Correct arrangement in order of decreasing soil particle size – (December)

Choices

Choice (4) Response

a.

Sand, clay, silt

b.

Clay, silt, sand

c.

Sand, silt, clay

d.

Silt, sand, clay

Question number: 317

» Ecosystems » Food Chains

Appeared in Year: 2011

MCQ▾

Question

When one species limits access of another species to a resource regardless of whether the resource is abundant or scarce, it is called – (December)

Choices

Choice (4) Response

a.

Intraspecific competition

b.

Exploitative competition

c.

Interspecific competition

d.

Interference competition

Question number: 318

» Environmental Awareness » Ozone Depletion

Appeared in Year: 2009

MCQ▾

Question

Ozone depletion is caused by the increase in the level of – (December)

Choices

Choice (4) Response

a.

Oxygen

b.

Carbon monoxide

c.

Water vapour

d.

Chlorofluoro carbon

Question number: 319

» Energy Resources » Sun as Source of Energy » Solar Radiation

Appeared in Year: 2009

MCQ▾

Question

Solar ponds are used for- (December)

Choices

Choice (4) Response

a.

Power generation (

b.

Salt production

c.

Aquaculture

d.

All a. , b. and c. are correct

Question number: 320

» Fundamentals of Environmental Chemistry » Acid Base Reaction

Appeared in Year: 2013

MCQ▾

Question

Azaridine, Ethylene dibromide, Bis (chloromethyl) ether are (December)

Choices

Choice (4) Response

a.

Alkylating agents

b.

Hydrazines

c.

Aromatic amines

d.

Hydrocarbons

Question number: 321

» Endangered and Threatened Species » Biodiversity and Conservation » National Parks and Sanctuaries

Appeared in Year: 2011

MCQ▾

Question

Nanda Devi and Sunderbans are examples of Indian – (December)

Choices

Choice (4) Response

a.

Sanctuaries

b.

National Parks

c.

Biosphere reserves

d.

Both b. and c. are correct

f Page
Sign In