UV-B radiation from sun causes which of the following disorder of eyes?
Options
(a) dilation of pupil (b) cataract (c) some defect of retina (d) glaucoma
Correct Answer:
cataract
Explanation:
UV radiation is a […]
The cohesive force existing between molecules of water is contributing to
Options
(a) plasmolysis (b) translocation (c) ascent of sap (d) osmosis
Correct Answer:
ascent of sap
Explanation:
No explanation available. Be the […]
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:
No explanation available. Be the first to […]
Energy transfers or transformations are never 100% efficient. This is due to
Options
(a) entropy (b) homeostatis (c) catabolism (d) anabolism
Correct Answer:
entropy
Explanation:
No explanation available. Be the first to write […]
The epithelial lining of the alveoli of the frog’s lungs facing lung cavity is
Options
(a) columnar, non ciliated (b) columnar, ciliated (c) squamous ciliated (d) squamous, non ciliated
Correct Answer:
squamous ciliated
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 […]
Non elastic but flexible tissue which serves to attach the muscles with the bone is
Options
(a) ligament (b) adipose (c) lymph (d) tendon
Correct Answer:
tendon
Explanation:
No explanation available. Be the […]
If decomposers on the earth are totally extinct, the most secure effect would be that
Options
(a) carnivores will not get food (b) biomagnification (c) minerals will not get recycled (d) nitrogen fixation […]
Fertilized ovum in humans is transplated in the uterus, how many days after fertilization
Options
(a) 1 day (b) 7 days (c) 8 days (d) 10 days
Correct Answer:
7 days
Explanation:
No […]
Which of the following plant hormones reduces transpiration rate by inducing stomatal closure?
Options
(a) ABA (b) cytokinin (c) ethylene (d) gibberellin
Correct Answer:
ABA
Explanation:
No explanation available. Be the first to […]
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