General Science MCQ Questions and Answers for competitive exams

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General Science MCQ Questions and Answers for competitive exams UPSC IAS Prelims, SSC CGL, CHSL,UGC NET, bank exams , Entrance exams test Online Quiz practice Questions Practice

General Science gk Questions and Answers

31.
Normal blood pressure of man is

a
85/120 mm Hg
b
80/120 mm Hg
c
120/160 mm Hg
d
90/140 mm Hg

32.
'Plague' is caused by ____.

a
Protozoa
b
Bacteria
c
Virus
d
All of the above

33.
Adenosine Triphosphate (ATP) is

a
a hormone
b
a an enzyme
c
a protein
d
a molecule with high energy bonds

34.
Movement of hairs in Drosera is referred to as

a
Seismonastic
b
Photonastic
c
Thigmotropism
d
Heliotropism

35.
The 'stones' formed in human kidney consist mostly of

a
calcium oxalate
b
magnesium sulphate
c
calcium HEALTH AND DISEASES
d
sodium acetate

36.
The source of oxygen generated during photosynthesis is:

a
mesophyll cells
b
chlorophyll
c
carbon dioxide
d
water

37.
At which place is the Pineal Gland situated -

a
in the Brain
b
in the Liver
c
in the Kidneys
d
in the Uterus

38.
What is the number of chromosomes in a normal human body cell -

a
43
b
45
c
44
d
46

39.
Plant genetic material in 'GeneBank' is preserved at - 196° C in liquid nitrogen as.

a
seedling & meristem
b
pre-mature seed (high moisture)
c
mature seed (dry)
d
ripe fruit

40.
Which of the following was the 1st antibiotic -

a
Terramycin
b
Penicilin
c
Streptomycin
d
Neomycin

41.
The method used to obtain alcohol from molasses is called

a
oxidation
b
fermentation
c
hydrolysis
d
distillation

42.
Which among the given processes does not increase the amount of carbon dioxide in air -

a
Aerobic decay of vegetation
b
Burning of petrol
c
Photosynthesis
d
Breathing

43.
Movements due to light are shown by

a
Flowering plants
b
All the plants
c
All land plants
d
Lower plants

44.
Camel is a desert animal, that can live without water for many days, as

a
All of the above
b
water is formed in the body due to oxidation of fat
c
it does not need water
d
it has the water sac in the walls of the lumen of stomach

45.
Contraceptive pills in the market contain

a
Steroid-hormones
b
Antibiotics
c
Inorganic compounds
d
Herbicides

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