In photoelectric effect, the number of photo-electrons emitted is proportional to
(a) frequency of incident beam
(b) velocity of incident beam
(c) work function of photo cathode
(d) intensity of incident beam
Answer:
Proteins are denatured in
(a) large intestine
(b) stomach
(c) large intestine
(d) small intestine
Answer:
The human body is made up of several chemical elements; the element present in the highest proportion (65%) in the body is
(a) Oxygen
(b) Carbon
(c) nitrogen
(d) hydrogen
Answer:
The hottest part of the gas flame is known as
(a) blue zone
(b) dark zone
(c) luminous zone
(d) non-luminous zone
Answer:
What is Ribozyme?
(a) a DNA molecule
(b) RNAs
(c) a type of Ribosome
(d) a kind of protein enzyme
Answer:
Which one of the following parts of human brain is the regulating center for swallowing and vomiting?
(a) Pons
(b) Medulla oblongata
(c) Cerebellum
(d) Cerebrum
Answer:
Which of the following endocrine glands can function independent of the pituitary gland?
(a) Adrenals
(b) Parathyroid
(c) Thyroid
(d) Gonads
Answer:
The presence of this hormone in urine confirms pregnancy
(a) FSH
(b) HCG
(c) Progesterone
(d) Relaxin
Answer:
Bats act as biotic agents in conducting pollination. this mode of pollination is called
(a) Anemophily
(b) Maleicophily
(c) Ornithophily
(d) Cherapetrophily
Answer:
Lonesome George is the name given to a
(a) Wild Ass
(b) Chimpanzee
(c) Gorilla
(d) Tortoise
Answer: