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ENVIRONMENTAL SCIENCE MCQs

Total Questions : 2671 | Page 44 of 268 pages
Question 431. The Expansion of SPCA
  1.    Society for the Protection of Common Animals
  2.    Society for the Prevention of Cruelty to Animals
  3.    Society for the Prohibition of Cruelty to Animals
  4.    None
 Discuss Question
Answer: Option B. -> Society for the Prevention of Cruelty to Animals
Question 432. What is Canopy?
  1.    Uppermost level of the forest
  2.    Ground level of the forest
  3.    Soil in forest
  4.    Climbers on trees
 Discuss Question
Answer: Option A. -> Uppermost level of the forest
Question 433. The presence of solid, liquid or gaseous compounds, which may not be normally present, or in excess concentration in the atmosphere is called
  1.    air pollution
  2.    water pollution
  3.    soil pollution
  4.    radioactive pollution
 Discuss Question
Answer: Option A. -> air pollution
Question 434. Boron, Zinc and Manganese are usually referred to as
  1.    Micronutrients
  2.    Macronutrients
  3.    Soil Vitamins
  4.    MBZ nutrients
 Discuss Question
Answer: Option A. -> Micronutrients
Question 435. _________ are used for converting saline or brackish water into pure distilled water.
  1.    Photo voltaic cells
  2.    Solar desalination systems
  3.    Solar cookers
  4.    Solar water-heating
 Discuss Question
Answer: Option B. -> Solar desalination systems
Question 436. The primary cause of a radiation inversion is:
  1.    Infrared radiation emitted by the earth's surface
  2.    Infrared radiation absorbed by the earth's surface
  3.    Solar radiation absorbed by the earth's surface
  4.    Solar radiation reflected by the earth's surface
  5.    Infrared radiation absorbed by the atmosphere and clouds
 Discuss Question
Answer: Option A. -> Infrared radiation emitted by the earth's surface
Question 437. Charged particles from the sun that travel through space at high speeds are called:
  1.    Radiation
  2.    The aurora
  3.    Solar wind
  4.    Solar flares
 Discuss Question
Answer: Option C. -> Solar wind
Question 438. All are particulate pollutants except
  1.    Dust
  2.    Ozone
  3.    Soot
  4.    Smoke
 Discuss Question
Answer: Option B. -> Ozone
Question 439. The rate at which temperature decreases with increasing altitude is known as the:
  1.    Temperature slope
  2.    Lapse rate
  3.    Sounding
  4.    Thermocline
 Discuss Question
Answer: Option B. -> Lapse rate
Question 440. A set of organisms that resemble one another in appearance and behaviour is called a _____________
  1.    Exons
  2.    Prions
  3.    Species
  4.    Guilds
 Discuss Question
Answer: Option C. -> Species

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