Green plants are absent in deep sea. Why?
A. Light is absent
B. High pressure
C. Low temperature
D. Great depth
Answer: Option A
Solution(By Examveda Team)
Green plants are not found beyond a certain depth in the ocean because light can not penetrate deep into the ocean so, no producers are found in that zone as in the absence of sunlight green plants will not be able to produce food by photosynthesis.This Question Belongs to General Knowledge >> Environmental Science
What is the cause of the Exxon Valdez?
A. Oil Tanker which sank in 1989 along the coast of Alaska and marine life seriously affected.
B. a plane which crashed and caused death of human life
C. a ship which wrecked on the coast of India
D. none of these.
A. A much higher temperature than -10o C
B. A much lower temperature than -10o C
C. A temperature of -10o C
D. A temperature of -30o C
Infrared and visible satellite images might provide:
A. A way of determining cloud thickness and altitude.
B. A way of distinguishing between wet and dry clouds.
C. A way of identifying clouds suitable for cloud seeding.
D. A way of distinguishing between "new" and "old" clouds.
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