Biology questions
20584 published questions with worked solutions.
- Adrenal gland is present at the
- The Leydig cells or _____(A)_____ cells which are present in _____(B)_____ spaces produce a group of hormone called androgens...
- Small amount of _____(A)_____ steroids are also secreted by _____(B)_____ cortex which play a role in the growth of axial hair,...
- 1. Increased alertness 2. Pupillary dilation 3. Raising of hairs 4. Sweating All of the above written physiological processes are...
- Androgens act on the _____(A)_____ and influence the male sexual behavior called _____(B)_____. These hormones produce...
- The adrenal medulla secretes two hormones called adrenaline or _____(A)_____ and noradrenaline or _____(B)_____. These are...
- Development of epididymis, vas deferens, seminal vesicles, prostate glands and urethra is controlled by
- The oestrogen is synthesized and secreted mainly by growing _____(A)_____. After ovulation, the ruptured follicle is converted to...
- Islets of Langerhans in a human pancreas comprise only
- Oestrogen
- 1. Insulin 2. Epinephrine 3. Oestradiol 4. Norepinephrine 5. Testosterone 6. Glucagon Which of the above hormones are amino acid...
- Consider the following statements. 1. Calcitonin is non-iodized. 2. Calcitonin is secreted by parafollicular cells. 3. Calcitonin...
- Cell division, protein synthesis, growth of muscle, growth of bones are regulated by
- The activity of formation of milk is regulated by the activity of _____(A)_____. While the ejection of milk is controlled by...
- 1. A low metabolic rate. 2. Increase in body weight. 3. Tendency to retain water in tissue. Which of the above are the characters...
- Which of the following are heterocrine glands? 1. Thyroid 2. Parathyroid 3. Ovary 4. Testis 5. Pituitary 6. Pancreas Choose the...
- Choose the correct statements from the following. 1. Calcitonin regulates the metabolism of calcium. 2. Oxytocin stimulates...
- 1. ACTH 2. GH 3. MSH 4. FSH 5. LH 6. Oxytocin Which of the above hormones are polypeptide or proteinaceous in nature? Choose the...
- A child with a weak immune system. Which of the following gland could be the cause of the problem?
- Hormone that increases the blood calcium Ca2+ and decrease the excretion of Ca2+ by