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General Science
➤ Biology ➤ 2
Question 21
Q21.
One of the following is not a function of bones.
Place for muscle attachment
Protection of vital organs
Secretion of hormones for calcium regulation in blood and bones
Production of blood corpuscles
Question 22
Q22.
Plants absorb dissolved nitrates from soil and convert them into
free nitrogen
urea
ammonia
proteins
Question 23
Q23.
Plants synthesis protein from
starch
sugar
amino acids
fatty acids
Question 24
Q24.
Most fish do not sink in water because of the presence of
I. swim bladder
II.air bladder
III.air sacs
IV. air in spongy bones
I and II are correct
II and III are correct
III and IV are correct
I, II, III and IV are correct
Question 25
Q25.
Photosynthesis generally takes place in which parts of the plant?
Leaf and other chloroplast bearing parts
stem and leaf
Roots and chloroplast bearing parts
Bark and leaf
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