Question Paper Olympiad Science (Mock Test)
1. Genetics is the branch of science which deals with the study of
(A) cell structure .
(B) cell function .
(C) heredity and variation
(D) All of these
Ans (c )
2. which of the following foods when consumed in excess will cause deposition of fats in blood vessels
(A) Fish
(B) Strawberries
(C) Custard apple
(D) Poultry
Ans (d )
3. Number of ova released at a time in female human beings is
(A)4
(B)3
(C)2
(D)1
Ans (d )
4. At sunset where does the sun seem to be ?
(A) Exactly where it really is
(B) Highet than it really is
(C)Lowe than it really is
(D) Lower then it would be at sunrise
Ans (b )
5. Which of the following is the seat of intelligence and control voluntary actions in the brain ?
(A) pons varoli
(B)Cerebellum
(C) Cerebrum
(D) Medulla oblongata
Ans (c )
6. water for civil supplies is commonly purified by
(A) chlorination
(B) filtration
(C) sedimentation
(D) All of these
Ans ( d)
7. in a domestic electric supply the earth pin of a plug is made thicker because
(A) more current flows into it
(B) it can provide easy flow path to current
(C) it can help in proper electrical connection
(D) all of the above
Ans (c )
8. A dentist uses a concave mirror to examine a small cavity to get a
(A) magnified image
(B) diminished image
(C) clear image
(D) very large image
Ans (a )
9. which of the following is built across the flooded gullies
(A) Well
(B)Tank
(C) check dams
(D)None of these
Ans (c)
10. Which of the following is changes made to a wire will double its resistance ?
(A) Douvle cross –sectional area and double length
(B) double cross –sectional area and no change in length
(C) No change in cross – sectional area and half in length
(D) Half the cross – sectional area and no change in length
Ans (d )
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