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Science · 2023 · 3 marks
CBSE 2023 · Region 2 · Set 1 · Q30
Name the hormone released and the gland which secretes it in human beings during scary situations. How does the body respond to enable it to deal…
Name the hormone released and the gland which secretes it in human beings during scary situations. How does the body respond to enable it to deal with the situation ?
Marking-scheme solution
Adrenaline hormone; Adrenal gland
Response-
(Any $\displaystyle 2$)-Heart beats faster resulting in supply of more oxygen to muscles
Breathing rate increases
Blood supply to digestive system and skin reduced.
Blood supply diverted to skeletal muscles.
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CBSE Class 10 Science past-paper question from the 2023 board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.