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CBSE 10th Standard Science Subject Control and Coordination Ncert Exemplar 2 Mark Questions 2021

Published on: 26/05/2021

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Questions:

Generic 2

5 x 2 = 10

Label the endocrine glands in the given figure.

Label the parts (a), (b), (c) and (d) and show the direction of flow of electrical signals in the following figure.

Answer the following:
(a) Name the endocrine gland associated with brain?
(b) Which gland secretes digestive enzymes as well as hormones?
(c) Name the endocrine gland associated with kidneys?
(d) Which endocrine gland is present in males but not in females?

Answer the following:
(a) Which hormone is responsible for the changes noticed in females at puberty?
(b) Dwarfism results due to deficiency of which hormone?
(c) Blood sugar level rises due to deficiency of which hormone?
(d) Iodine is necessary for the synthesis of which hormone?

Name the plant hormones responsibility for the following:
(a) Elongation of cells
(b) Growth of stem
(c) Promotion of cell division
(d) Falling of senescent leaves.