____ is not an endocrine gland in humans.
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Which of the following is at the second trophic level of a food chain?
___ are the carriers of heredity material.
Human blood platelets releases ___ which helps in clotting of blood.
Bacteria, blue-green algae or cyanobacteria and mycoplasma are examples of organisms of which kingdom?
Ice floats on water because its density is
First time which year the Railway Budget and the General Budget were presented separately?
Which would most likely increase aggregate supply?