Biology MCQs

11. Which endocrine gland in human body secrets lactogenic hormone?
[A] Pituitary gland
[B] Thyroid gland
[C] Adrenal gland
[D] Pineal gland

Show Answer

12. Which of the following is a fibrous protein?
[A] Enzymes
[B] Keratin
[C] Haemoglobin
[D] Albumin

Show Answer

13. Which of the following is correlated with blood pressure?
[A] Pancreas
[B] Liver
[C] Adrenal
[D] Testis

Show Answer

14. A person with ‘AB’ blood group is sometimes called a universal recipient because of the? (UPSC Prelims 1995)
[A] lack of antigen in his blood
[B] lack of antibodies in his blood
[C] lack of both antigens and antibodies in his blood
[D] presence of antibodies in his blood

Show Answer

15. Which one of the following is cultivated by transplanting seedlings? (UPSC Prelims 1997)
[A] Maize
[B] Sorghum
[C] Onion
[D] Soyabean

Show Answer

16. Serology is related to which of the following statements?
[A] Study of dietetics
[B] Study of snakes
[C] Study of serum
[D] Study of seeds

Show Answer

17. What is another name for cyanobacteria?
[A] Blue-green algae
[B] Protists
[C] Golden algae
[D] Slime moulds

Show Answer

18. Apical, lateral and intercalary are the types of which plant tissue?
[A] Protective tissues
[B] Permanent tissues
[C] Meristematic tissue
[D] None of these

Show Answer

19. The energy wastage in plants occurs during which of the following?
[A] Dark reaction
[B] Photosynthesis
[C] Photorespiration
[D] None of these

Show Answer

20. Plants are the only organisms that can prepare food for themselves by using which of the following substances?
[A] water
[B] carbon dioxide
[C] minerals
[D] All of the above

Show Answer