SSC Biology Previous year questions Set 27

261. Pathogenic bacteria secrete____ [SSC Section Officer (Audit) 2001] A. Antigens
B. Antibodies
C. Hormones
D. Interferons
Answer –A. Antigens

262. Who discovered Cholera germs?[SSC CGL Prelim 2002]
A. Robert Koch
B. Rene Laennec
C. Dreser
D. Hansen
Answer –A. Robert Koch

263. Where is the Botanical Survey of India headquartered ?[SSC CGL Prelim 2002] A. Lucknow
B. Darjeeling
C. Kolkata
D. Oottaccamund
Answer –C. Kolkata

264. Which of the following food items is rich in iron ?[SSC CGL Prelim 2002]
A. Rice
B. Apple
C. Pulses
D. Orange
Answer –B. Apple

265. Oxygen liberated during photosynthesis is coming from :[SSC CGL Prelim 2002]
A. Carbon dioxide
B. Water
C. Bresk down of chlorophy II
D. Atmosphere
Answer – B. Water

266. Who amongst the following was awarded Nobel Prize for path breaking contributions to develop treatment against Parkinson’s disease ?[SSC CGL Prelim 2002]
A. Arvid Carlsson
B. Walter Kohn
C. Robert Laughlin
D. Ferid Murad
Answer –A. Arvid Carlsson

267. Sweetex used by the diabetic patients has energy content of :[SSC CGL Prelim 2002] A. Five calories
B. Ten calories
C. Hundred calories
D. Zero calories
Answer –D. Zero calories

268. Which of the following is NOT included in the Technology Mission?[SSC CGL Prelim 2002]
A. Oil seeds
B. Pulses
C. Maize
D. Vegetables
Answer –D. Vegetables

269. Fermentation is a process of decomposition of an organic compound by :[SSC CGL Prelim 2002]
A. catalysts
B. enzymes
C. carbanions
D. free radicals
Answer –B. enzymes

270. Who discovered sex hormones?[SSC CGL Prelim 2002]
A. Dreser
B. Eugen Steinach
C. Edward Calvin
D. Samuel Cohen
Answer –B. Eugen Steinach

Leave a comment