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MCQs

Total Questions : 619 | Page 10 of 62 pages
Question 91. The food chain from grass to hawk and again it comes back to grass with the help of fungi. In the above explain food chain, what is grass?
  1.    Producers
  2.    Consumers
  3.    Decomposers
  4.    Energy source
 Discuss Question
Answer: Option A. -> Producers
Answer: (a).Producers
Question 92. The process in which green plants and few organisms use sunlight to synthesize nutrients is known_________________
  1.    Chemosynthesis
  2.    Photosynthesis
  3.    Food chain
  4.    Food web
 Discuss Question
Answer: Option B. -> Photosynthesis
Answer: (b).Photosynthesis
Question 93. The process of making food by certain microbes create energy by some chemical reactions is known as_______________________
  1.    Photosynthesis
  2.    Food chain
  3.    Chemosynthesis
  4.    Hetrosynthesis
 Discuss Question
Answer: Option C. -> Chemosynthesis
Answer: (c).Chemosynthesis
Question 94. The grass is a producer.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True
Question 95. The food chain level in autotrophy is_____________
  1.    Primary
  2.    Secondary
  3.    Tertiary
  4.    Quaternary
 Discuss Question
Answer: Option A. -> Primary
Answer: (a).Primary
Question 96. Which layer of atmosphere do clouds, storms and wind occur in ?
  1.    Stratosphere
  2.    Mesosphere
  3.    Thermosphere
  4.    Troposphere
 Discuss Question
Answer: Option D. -> Troposphere
Answer: (d).Troposphere
Question 97. What is lower layer of thermosphere called ?
  1.    Troposphere
  2.    Ionosphere
  3.    Exosphere
  4.    Mesosphere
 Discuss Question
Answer: Option A. -> Troposphere
Answer: (a).Troposphere
Question 98. How much atmospheric mass is on troposphere?
  1.    One-Fourth
  2.    Two-Fourth
  3.    Three -Fourth
  4.    Non of above
 Discuss Question
Answer: Option C. -> Three -Fourth
Answer: (c).Three -Fourth
Question 99. What helps atmosphere hooked up to earth ?
  1.    Gravity
  2.    Magnetic rays
  3.    Electromagnetic Radiations
  4.    All of above
 Discuss Question
Answer: Option A. -> Gravity
Answer: (a).Gravity
Question 100. In which layer of atmosphere does temperature decreases slowly with altitude ?
  1.    Thermosphere
  2.    Troposphere
  3.    Stratosphere
  4.    Mesosphere
 Discuss Question
Answer: Option D. -> Mesosphere
Answer: (d).Mesosphere

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