Columella is a specialized sterile structure found in the sporangium of
Options
(a) Spirogyra (b) Rhizopus (c) Ulothrix (d) None of these
Correct Answer:
Rhizopus
Explanation:
No explanation available. Be the first to […]
Emasculation is achieved by the removal of
Options
(a) entire gynoecium (b) stigma (c) anthers (d) petals and sepals
Correct Answer:
anthers
Explanation:
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The beilstein test for organic compounds is used to detect
Options
(a) nitrogen (b) halogens (c) carbons (d) sulphur
Correct Answer:
halogens
Explanation:
No explanation available. Be the first to write the explanation […]
The pH value of 0.02 M ammonia solution, which is 5% ionised, will be
Options
(a) 7 (b) 5 (c) 2 (d) 11
Correct Answer:
11
Explanation:
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The equipment employed for sterilizing glass and culture media is known as
Options
(a) dry oven (b) incubator (c) autoclave (d) dehumidifier
Correct Answer:
autoclave
Explanation:
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Which of the following blood group is a universal recipient in blood transfusion?
Options
(a) group AB (b) group B (c) group A (d) group O
Correct Answer:
group AB
Explanation:
No explanation […]
The first life orginated
Options
(a) on land (b) in air (c) in water (d) all of these
Correct Answer:
in water
Explanation:
No explanation available. Be the first to write the explanation […]
Biological treatment of water pollution is done with the help of
Options
(a) phytoplanktons (b) fungi (c) lichen (d) none of these
Correct Answer:
phytoplanktons
Explanation:
Water hyacinth (phytoplankton), can purify water polluted […]
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