Objects float on water based on ___.
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___ is known as a disease mostly caused by occupational health hazards.
Curd contains mainly ___ acid.
Which part of the human brain is the centre for intelligence, memory and emotions?
The universal natural auxin of plants is
Which of the following has the same unit as energy?
Name the organ where the embryo develops:
According to Newlands' law of Octaves, how many elements exist in nature?