What is hibernation and aestivation?
A. Thermal adaptation shown by animals
B. wind adaptation shown by animals
C. adaptation of animals to escape from predators
D. none
Answer: Option A
Solution(By Examveda Team)
Aestivation is summer sleep and during aestivation, animals usually tend to rest in a shady and cool place. They take sleep during the hot hours of daytime.Hibernation is a winter sleep and in this sleep, an organism tend to pass the time in dormant conditions. They are not active at all. The find a warm place for themselves to protect their body from the surrounding cold environment.
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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