NEET UG Zoology — Chemical Coordination and Integration previous year questions with solutions.
Select the answer which correctly matches the endocrine gland with the hormone it secretes and its function/deficiency symptom 
What is correct to say about the hormone action in humans?
Which one of the following pairs of chemical substances, is correctly categorised?
Which one of the following pairs of hormones are the examples of those that can easily pass through the cell membrane of the target cell and bind to a receptor inside it (mostly in the nucleus)?
A person entering an empty room suddenly finds a snake right in front on opening the door. Which one of the following is likely to happen in his neurohormonal control system?
Given ahead is an incomplete table about certain hormones, their source glands and one major effect of each on the body in humans. Identify the correct option for the three blanks A, B and $\mathrm{C}$.  
Which one of the following statements is correct with respect to kidney function regulation?
The 24 hour (diurnal) rhythm of our body such as the sleep-wake cycle is regulated by the hormone
Match the source gland with its respective hormone as well as the function. 
Select the correct matching of a hormone its source and function. 
Which one of the following pairs is incorrectly matched?
Low $\mathrm{Ca}^{2+}$ in the body fluid may be the cause of
Toxic agents present in food which interfere with thyroxin synthesis lead to the development of
Injury to adrenal cortex is not likely to affect the secretion of which one of the following?
A health disorder that results from the deficiency of thyroxine in adults and characterized by (i) a low metabolic rate (ii) increase in body weight and (iii) tendency to retain water in tissues is :
A health disorder that results from the deficiency of thyroxin in adults and characterized by (i) a low metabolic rate (ii) increase in body weight (iii) tendency to retain water in tissues is
Which one of the following pairs of organs includes only the endocrine glands?
The blood calcium level is lowered by the deficiency of
Which of the following pairs of organs includes only the endocrine glands?
The blood calcium level is lowered by the deficiency of
Feeling the tremors of an earthquake a scared resident of seventh floor of a multistoryed building starts climbing down the stairs rapidly. Which hormone initiated this action?
A sequential expression of a set of human genes occurs when a steroid molecule binds to the:
A person is having problems with calcium and phosphorus metabolism in his body. Which one of the following glands may not be functioning properly?
Compared to a bull a bullock is docile because of: