Question

(a) We know that endocrine glands are ductless
in nature. Then how their hormones reach to
the specific parts where they have to perform
their function ?
(b) Name the glands responsible for :
(i) Growth and development of the body
(ii) Maintaining the blood sugar level of the
body
(iii) Respond during stressful condition
(iv) Regulate the metabolic rate of the body
VII
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Answer 1

a) Their hormones reach the specific part where their action is needed with  the help of the bloodstream.

b)

  (i) Pituitary Gland

  (ii) Pancreas

  (iii) Adrenal Gland

  (iv) Thyroid Gland