KVPY Stream-SA (Class 11) Biology: Questions 237 - 245 of 304
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Question number: 237
Question number: 238
Question number: 239
Question number: 240
Question number: 241
Question number: 242
Serotonin in the blood
Relaxes blood vessels.
Relaxes blood vessels. Prevents clothing of blood.
Helps in clothing of blood.
Constricts blood vessels.
Question number: 243
Which of the following carries glucose from digestive tract to liver?
Hepatic portal vein
|d.||Question does not provide sufficient data or is vague|
Question number: 244
Question number: 245
A portal system is a system in which
A vein breaks up in an organ into capillaries and restarts by their union as a new vein in the same organ.
A vein starts from an organ and ends up in heart.
An artery breaks up in an organ and restarts by the union of its capillaries.
The blood from the gut is brought into the kindly before it is poured into posterior vena cava.