Which of the following acts as both endocrine and exocrine gland? Mark as favorite Copy Link Liver Adrenal Pancreas Thyroid Check Answer
Which nerves transmit impulses from the cen¬tral nervous system towards muscle cells? Mark as favorite Copy Link Sensory nerves Cranial nerves Relay nerves Motor nerves Check Answer
A diabetic patient suffers from deficiency of which hormone? Mark as favorite Copy Link Oestrogen Insulin Testosterone Thyroxine Check Answer
The hormone that is used to keep flowers fresh is? Mark as favorite Copy Link abscisic acid auxin cytokinin gibberellins Check Answer
Which of the following statements is correct about receptors? Mark as favorite Copy Link Olfactory receptors detect taste and gustatory receptors smell Auditory receptors detect smell and olfactory receptors detect taste Gustatory receptors detect taste while olfactory receptors detect smell Both gustatory and olfactory receptors detect smell Check Answer
If there is a deficiency of growth hormone the child becomes _____? Mark as favorite Copy Link Giant Dwarf Mentally retarded Blind Check Answer
Consider the following statements and choose the incorrect one? Mark as favorite Copy Link A gland which does not have a duct and secrets its product directly into the bloodstream is called an endocrine gland. A gland which secretes its product into a duct tube is called an exocrine gland. Hormones are the chemical substances which coordinate the activities of living organisms and also their growth. None of the above. Check Answer
Identify which of the following statements about thyroxin is incorrect? Mark as favorite Copy Link It regulates protein, carbohydrates and fat metabolism in the body. Iron is essential for the synthesis of thyroxin. Thyroxin is also called thyroid hormone. Thyroid gland requires iodine to synthesize thyroxin. Check Answer
Abscisic acid controls? Mark as favorite Copy Link cell division leaf fall and dormancy shoot elongation cell elongation and cell wall formation Check Answer
The main effect of cytokinin in plants is to? Mark as favorite Copy Link prevent the growth of lateral buds stimulate cell division regulate opening and closing of stomata improve the quality of fruits Check Answer