Environmental Science MCQs

Question 1

The Expansion of SPCA

Accepted Answer

Society for the Prevention of Cruelty to Animals

Answer

Society for the Protection of Common Animals

Answer

Society for the Prohibition of Cruelty to Animals

Question 2

Deforestation generally decreases

Accepted Answer

Rainfall

Answer

Global Warming

Answer

Drought

Answer

Soil erosion

Question 3

What is Canopy?

Accepted Answer

Uppermost level of the forest

Answer

Ground level of the forest

Answer

Soil in forest

Answer

Climbers on trees

Question 4

The presence of solid, liquid or gaseous compounds, which may not be normally present, or in excess concentration in the atmosphere is called

Accepted Answer

air pollution

Answer

water pollution

Answer

soil pollution

Answer

radioactive pollution

Question 5

Boron, Zinc and Manganese are usually referred to as

Accepted Answer

Micronutrients

Answer

Macronutrients

Answer

Soil Vitamins

Answer

MBZ nutrients

Question 6

_________ are used for converting saline or brackish water into pure distilled water.

Accepted Answer

Solar desalination systems

Answer

Photo voltaic cells

Answer

Solar cookers

Answer

Solar water-heating

Question 7

The primary cause of a radiation inversion is:

Accepted Answer

Infrared radiation emitted by the earth's surface

Answer

Infrared radiation absorbed by the earth's surface

Answer

Solar radiation absorbed by the earth's surface

Answer

Solar radiation reflected by the earth's surface

Question 8

Charged particles from the sun that travel through space at high speeds are called:

Accepted Answer

Solar wind

Answer

Radiation

Answer

The aurora

Answer

Solar flares

Question 9

All are particulate pollutants except

Accepted Answer

Ozone

Answer

Dust

Answer

Soot

Answer

Smoke