NCERT Solutions for Chapter: Chemical Coordination and Integration, Exercise 1: MULTIPLE CHOICE QUESTIONS

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NCERT Biology Solutions for Exercise - NCERT Solutions for Chapter: Chemical Coordination and Integration, Exercise 1: MULTIPLE CHOICE QUESTIONS

Attempt the practice questions on Chapter 22: Chemical Coordination and Integration, Exercise 1: MULTIPLE CHOICE QUESTIONS with hints and solutions to strengthen your understanding. NCERT Exemplar Biology - Class 11 solutions are prepared by Experienced Embibe Experts.

Questions from NCERT Solutions for Chapter: Chemical Coordination and Integration, Exercise 1: MULTIPLE CHOICE QUESTIONS with Hints & Solutions

MEDIUM
11th CBSE
IMPORTANT

A hormone responsible for the normal sleep-wake cycle is

MEDIUM
11th CBSE
IMPORTANT

Hormones are called chemical signals that stimulate specific target tissues. Their action depends on the presence of receptors on the respective target tissues. Which of the following is the correct location of the receptors in the case of protein hormones? 

HARD
11th CBSE
IMPORTANT

Choose the correct option among the following:

Column I Column II
A. Epinephrine i. Stimulates muscle growth
B. Testosterone ii. Decrease in blood pressure
C. Glucagon iii. Breakdown of liver glycogen
D. Atrial natriuretic factor iv. Increases heartbeat

MEDIUM
11th CBSE
IMPORTANT

 Which of the following organs in mammals does not consist of a central in calcium balance in the human body? 

MEDIUM
11th CBSE
IMPORTANT

Which of the following organs in mammals does not consist of a central 'medullary' region surrounded by a cortical region?

MEDIUM
11th CBSE
IMPORTANT

Which of the following conditions is not linked to deficiency of thyroid hormones?