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MCQs

Total Questions : 53 | Page 2 of 6 pages
Question 11. What is pedology?
  1.    Study of the effect of light on plant growth
  2.    Study of leaves
  3.    Study of climate
  4.    Study of soil
 Discuss Question
Answer: Option D. -> Study of soil
Answer: (d).Study of soil
Question 12. A relatively dense layer of band which is found in the thermosphere is known as?
  1.    Troposphere
  2.    Mesosphere
  3.    Stratosphere
  4.    Ionosphere
 Discuss Question
Answer: Option D. -> Ionosphere
Answer: (d).Ionosphere
Question 13. Name the term which is used for the water present in the soil that can be utilized by the plants.
  1.    Chresard
  2.    Humus
  3.    Gravitational water
  4.    Capillary water
 Discuss Question
Answer: Option A. -> Chresard
Answer: (a).Chresard
Question 14. Name the organisms that manufacture organic compounds from simple inorganic compounds without using sunlight?
  1.    Detrivores
  2.    Organotrophs
  3.    Phototrophs
  4.    Chemotrophs
 Discuss Question
Answer: Option D. -> Chemotrophs
Answer: (d).Chemotrophs
Question 15. Hekistotherm vegetation is found in which of the following region?
  1.    High temperature
  2.    Very low temperature
  3.    High temperature with an alternating low temperature
  4.    Low temperature
 Discuss Question
Answer: Option C. -> High temperature with an alternating low temperature
Answer: (c).High temperature with an alternating low temperature
Question 16. Which of the following type of productivity counts the total fixation of energy by photosynthesis?
  1.    Secondary productivity
  2.    Primary productivity
  3.    NPP
  4.    GPP
 Discuss Question
Answer: Option D. -> GPP
Answer: (d).GPP
Question 17. Pyramid of numbers for grassland ecosystem is____________
  1.    Decreases
  2.    Lateral
  3.    Inverted
  4.    Upright
 Discuss Question
Answer: Option D. -> Upright
Answer: (d).Upright
Question 18. Which of the following organism eats feces?
  1.    Fungus
  2.    Bacteria
  3.    Earthworm
  4.    Dung beetle
 Discuss Question
Answer: Option D. -> Dung beetle
Answer: (d).Dung beetle
Question 19. Which of the following term defines the ability of the individual in the population to produce new individuals?
  1.    Dispersion
  2.    Mortality
  3.    Natality
  4.    Population dispersal
 Discuss Question
Answer: Option C. -> Natality
Answer: (c).Natality
Question 20. Name those organisms who can breed only once in their lifetime?
  1.    Dispersed
  2.    Clumped
  3.    Iteroparous
  4.    Semelparous
 Discuss Question
Answer: Option D. -> Semelparous
Answer: (d).Semelparous

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