EASY
11th West Bengal Board
IMPORTANT
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The secretions of endocrine glands are called .

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Important Questions on Chemical Co-ordination and Regulation

EASY
11th West Bengal Board
IMPORTANT
A TEXT BOOK OF BIOLOGY CLASS 11>Chapter 20 - Chemical Co-ordination and Regulation>EXERCISE>Q 4

Fill in the blank with the correct options provided in the bracket.

The organs influenced by hormones are known as _____(sensory/target/producer) organ.

EASY
11th West Bengal Board
IMPORTANT
A TEXT BOOK OF BIOLOGY CLASS 11>Chapter 20 - Chemical Co-ordination and Regulation>EXERCISE>Q 5

Fill in the blank with the correct option provided in the bracket.

Secretion of milk is stimulated by _____(prolactin/hGH/TSH).

EASY
11th West Bengal Board
IMPORTANT
A TEXT BOOK OF BIOLOGY CLASS 11>Chapter 20 - Chemical Co-ordination and Regulation>EXERCISE>Q 6

Fill in the blank with the correct option provided in the bracket.

The glands which are partly endocrine and partly exocrine are known as _____(heterocrine/autocrine/paracrine) gland.

EASY
11th West Bengal Board
IMPORTANT
A TEXT BOOK OF BIOLOGY CLASS 11>Chapter 20 - Chemical Co-ordination and Regulation>EXERCISE>Q 7
Ejection of milk from the mammary gland occurs by the hormone called _____.
EASY
11th West Bengal Board
IMPORTANT
A TEXT BOOK OF BIOLOGY CLASS 11>Chapter 20 - Chemical Co-ordination and Regulation>EXERCISE>Q 10
A single endocrine gland lies in the thorax of the infant. It is called _____gland.
EASY
11th West Bengal Board
IMPORTANT
A TEXT BOOK OF BIOLOGY CLASS 11>Chapter 20 - Chemical Co-ordination and Regulation>EXERCISE>Q 11

Fill in the blank with the correct option provided in the bracket.

_____(Hypothalamus/Pineal/Corpus luteum) is a temporary endocrine gland.

EASY
11th West Bengal Board
IMPORTANT
A TEXT BOOK OF BIOLOGY CLASS 11>Chapter 20 - Chemical Co-ordination and Regulation>EXERCISE>Q 12

Fill in the blank with the correct option provided in the bracket.

The endocrine glands present in the abdomen are the adrenals, _____(thyroid/pancreas/pineal) and ovaries.

EASY
11th West Bengal Board
IMPORTANT
A TEXT BOOK OF BIOLOGY CLASS 11>Chapter 20 - Chemical Co-ordination and Regulation>EXERCISE>Q 13

Fill in the blank with the correct option provided in the bracket.

The principal (cubical) cells of the thyroid gland secrete two hormones, one is thyroxine and the other is _____(calcitonin/parathormone/triiodothyronine).