SSC Biology Previous year questions Set 33

321. A substance that stimulates the production of antibodies when introduced into a living organism is known as___ [SSC CGL Prelim 2004]
A. carcinogen
B. androgen
C. antigen
D. oestrogen
Answer – C. antigen

322. ‘Darwin finches’ refer to a group of: [SSC CGL Prelim 2004]
A. Fishes
B. Lizards
C. Birds
D. Amphibians
Answer – C. Birds

323. Which one of the following elements is associated with teeth disorder ?[SSC CGL Prelim 2004]
A. Chlorine
B. Fluorine
C. Bromine
D. Iodine
Answer –B. Fluorine

324. The tissue in man where no cell division occurs after birth is: [SSC CGL Prelim 2004]
A. skeletal
B. nerves
C. connective
D. germinal
Answer –B. nerves

325. Which vitamin helps in blood coagulation?[SSC Section Officer (Audit) 2003]
A. Vitamin-A
B. Vitamin-C
C. Vitamin-K
D. Vitamin-E
Answer –C. Vitamin-K

326. Which one of the following is an abnormal constituent of urine ?[SSC CGL Prelim 2004]
A. Creatinine
B. Urea
C. Uric acid
D. Ketone bodies
Answer –D. Ketone bodies

327. Which one of the following cells produces antibodies ?[SSC CGL Prelim 2004]
A. Eosinophil
B. Monocyte
C. Basophil
D. Lymphocytes
Answer –D. Lymphocytes

328. The Vitamin which helps in clotting of blood is : [SSC CGL Prelim 2004]
A. A
B. D
C. B
D. K
Answer –D. K

329. At very high altitude, the Red Blood Corpuscles in the human body will : [SSC CGL Prelim 2004]
A. increase in size
B. decrease in size
C. increase in number
D. decrease in number
Answer –A. increase in size

330. Roundworm is a human parasite found in the___ [SSC CPO Sub- Inspector 2004]
A. Small intestine
B. Liver
C. Stomach
D. Large intestine
Answer –D. Large intestine

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