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| Biology Quiz |
Biology
Quiz for SSC and Railway Exams
1. The metal present in the haemoglobin is
__ .
a) Copper
b) Calcium
c) Iron
d) Aluminium
2. The number of Chromosomes in the human
gene is __.
a) 23
b) 48
c) 46
d) 24
3. The longest and largest bone in the
human body is __.
a) Spinal Cord
b) Humerus
c) Fibula
d) Femur
4. Which part of human brain is affected by
alcohol?
a) Cerebrum
b) Cerebellum
c) Medulla Oblongata
d) Corpus Callosum
5. There are several levels of protein
structure, the most complex of which is
a) primary
b) secondary
c) tertiary
d) quaternary
6. Ordinary table salt is sodium chloride.
What is baking soda?
a) Potassium chloride
b) Potassium carbonate
c) Potassium hydroxide
d) Sodium bicarbonate
7. Plants absorb dissolved nitrates from
soil and convert them into
a) free nitrogen
b) urea
c) ammonia
d) proteins
8. Most of the red, blue and purple colours
of plants are due to a pigment called
a) anthocyanin
b) carotene
c) chlorophyll
d) xanthophylls
9. Plants are killed in winter by frost
a) because of desiccation and mechanical damage to the tissues
b) because no photosynthesis takes
place at such low temperature
c) because respiration ceases at
such low temperature
d) because there is no
transpiration
10. On which of the following plants did
Gregor Mendal perform his classical experiment?
a) Gram
b) Maize
c) Pea
d) Wheat
11. In the cell the food (glucose) is
broken down into
a) Oxygen, water and energy
b) Nitrogen and water
c) Carbon dioxide, water and energy
d) Carbon dioxide only
12. Muscles cramps occur after heavy
exercise this is because accumulation of
a) Amino acids
b) Fatty acids
c) Carbon dioxide
d) Lactic acid
13. At rest adult person breathes in and
out
a) 19-22 times in a minute
b) 25-30 times in a minute
c) 15-18 times in a minute
d) 30-35 times in a minute
14. Oxygen transports to all parts of the
body through haemoglobin. Haemoglobin presents in
a) Plasma
b) White blood cells
c) Platelets
d) Red blood cells
15. Consider the following statements
(1) Pulmonary artery carries blood from the
heart .It carries carbon dioxide rich blood to the lungs.
(2) Pulmonary vein carries oxygen rich
blood from the lungs to the heart.
Which of the above statement is correct?
a) 1 only
b) 2 only
C) Both 1 and 2
d) Neither 1 nor 2
16. Part of eye used during eye donation is
–
a) Retina
b) Cornea
c) Eye hens
d) Complet eye
17. Image of object is formed on which part
of eye –
a) Cornea
b) Choroid
c) Retina
d) Iris
18. Function of Iris is –
a) Formation of image
b) Protection of eye lens
c) To regulate the size of pupil
d) To make the image in inverted
condition
19. Thickest layer of skin is found on –
a) Sole
b) Palm
c) Thigh
d) Head
20. Upper most layer of skin is called –
a) Epidermis
b) Protodermis
c) Dermis
d) None of these
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