Biology | Study Mode

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Question 341
A
mating 
B
amplexus 
C
courtship display 
D
reproductive swimming 
Explanation.

Amplexus defines the mating position of frogs and toads, in which the male clasps the female about the back.


Correct Option:
B
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Question 342
A
geotropism 
B
thigmotropism 
C
phototropism 
D
hydrotropism 
Explanation.

Charles Darwin was one of the first to scientifically document that roots show positive gravitropism and stems show negative gravitropism. That is, roots grow in the direction of gravitational pull (i.e., downward) and stems grow in the opposite direction (i.e., upwards).


Correct Option:
A
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Question 346
A
a-b-c-d 
B
c-d-a-b 
C
b-d-a-c 
D
a-d-b-c 
E
b-a-c-d 
Explanation.

No official Explanation yet!


Correct Option:
C
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Question 347
A
The glomerulus is formed by a branch of the renal artery 
B
The glomerulus is a part of uniferous tubules 
C
Tha bowmans capsule is in the cortex of the kidney 
D
The uniferous tubules are richly supplied with blood vessels 
E
The glomerulusis lodged in the bowmans capsule 
Explanation.

No official Explanation yet!


Correct Option:
B
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Question 349
A
Converting carbohydrate into glucose 
B
Transporting energy from one part of the plant to another 
C
The production of energy by oxidising essential carbohydrate 
D
Hydrolysis of proteins 
E
The formation of water molecules within the germinating seed 
Explanation.

No official Explanation yet!


Correct Option:
C
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Question 350
A
Carbon dioxide was produced by plant during respiration 
B
Carbon dioxide entered through the filter pump 
C
Oxygen reacts with lime water to produce milkiness 
D
Soda lime did not remove carbon dioxide from the air 
E
The delivery tubes were not well connected 
Explanation.

No official Explanation yet!


Correct Option:
A
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