General Science Biology Previous Year QUESTIONS
General Science Biology Previous Year QUESTIONS
BIOLOGY
Q1. Penicillin is extracted from
(a)yeast
(b) algae
(c)fungus
(d) lichen
Q2. Which is the effect of antigen in an ill person ?
(a)It increases the production of W.B.C.
(b)It increases the production of antibiotics
(c)It increases the production of anti-serum against bacteria
(d)It prevents the growth of bacteria
Q3. Which among the following helps in circulation of blood ?
(a)Arithrocytus
(b)Blood platelets
(c)Monocytes
(d)Lymphocytes
Q4. Which among the following elements increases the absorption of water and calcium in plants ?
(a)Manganese
(b)Boron
(c)Copper
(d)Molybdenum
Q5. Which wood will become useless soon after exposing in the open air ?
(a)Softwood
(b)Fibrous wood
(c)Wet wood
(d)Hardwood
Q6. Which among the following is a large spectrum Antibiotic ?
(a)Paracetamol
(b)Pencillin
(c)Ampicillin
(d)Chlormphenicol
Q7. Our bones and teeth are generally made of
(a)Tricalcium phosphate
(b)Fluoropetite
(c)Chloropetite
(d)Hydrolith
Q8. Angora wool is extracted from
(a)rabbit
(b) sheep
(c)fox
(d) goat
Q9. Which of the following diseases affects women easily than that of men ?
(a)Heart attack
(b)Hepatitis
(c)Joint arthritis
(d)Arthritis
Q10. Pituitary gland is located in
(a)brain
(b)kidney
(c)liver
(d)intestine
Q11. What is the limit of MG/DL of blood sugar in the normal person at the time of fast ?
(a)40-60
(b)120-150
(c)70-100
(d)160-200
Q12. The cross section of a stem of tree has fifty rings . what is the age of the tree ?
(a)50 months
(b) 5 years
(c) 25 years
(d) 50 years
Q13. Onion is a modified form of
(a)leaf
(b) stem
(c)root
(d)None of these
Q14. The pollination of maize takes place by
(a)self-pollination
(b)pollination by insects
(c)pollination by air
(d)pollination by rain
Q15. Why radiologists do not take direct Xray photographs of intestine ?
(a)Intestines are affected by direct exposure to X-rays
(b)X-rays cannot cross intestine
(c)X-rays are not able to capture clear picture
(d)Even short exposure of X-rays causes cancer in intestine
Q16.Exobiology deals with the study of :
(a)external characters of living organisms
(b)life on the surface of the earth
(c)life in the outer layers of atmosphere
(d)life in other planets and space
Q17. Animals do not have enzyme systems which enable them to make use of the energy from :
(a)fat
(b) water
(c)protein
(d)carbohydrate
Q18. A clone is a colony of:
(a)cells having different shapes
(b)cells having similar shape
(c)cells having similar genetic constitution
(d)cells having different genetic constitutions
Q19. The pollen grains of flowers pollinated by insects are :
(a)smooth and dry
(b)rough and sticky
(c)rough and dry
(d)large and showy
Q20. The disease caused by Asbestos is :
(a) Emphysema
(b) Paralysis
(c) Diarrhea
(d) Dysentery
Q21. In the eye colour vision is effected by the presence of:
(a)Choroid coat
(b)Sclerotic coat
(c) Rods
(d) Cones
Q22. Which of the following is NOT one of the important steps in processing tea leaves?
(a) Rolling
(b) Drying
(c)Fermenting
(d)Withering
Q23. Dehydration in human body is caused due to the loss of:
(a)vitamins
(b)salts
(c)hormones
(d)water
Q24. Which of the following is the largest living bird ?
(a)Eagle
(b)Peacock
(c)Ostrich
(d)Kiwi
Q25. In the case of test tube babies
(a)egg is fertilized in the uterus.
(b)embryo completes its development in a test tube.
(c)embiyo is placed in uterus after 2 months.
(d)egg is fertilized outside mother s body.
Answer
| 1 c | 6 c | 11 c | 16 d | 21 d |
| 2 b | 7 a | 12 d | 17 a | 22 c |
| 3 d | 8 a | 13 b | 18 c | 23 d |
| 4 b | 9 a | 14 c | 19 b | 24 c |
| 5 c | 10 a | 15 c | 20 a | 25 c |