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Quiz

1. The smallest of the living apes is ?

(1) Loris
(2) Orangutan
(3) Gibbon
(4) None of the same

2. Agar, commonly used as a synthetic growth medium and in bakery, is obtained from ?

(1) Algae
(2) Cycas
(3) Pine
(4) Mosses

3. The colour of cow's milk is slightly yellowish due to the presence of ?

(1) Carotin
(2) Riboflavin
(3) Ribulose
(4) Xanthophyll

4. Some states in India have imposed a ban on the consumption of kesari dal (Lathyrus sativus) because it causes gradual loss of ?

(1) Hearing
(2) Red blood cells
(3) Movement of lower limbs
(4) Vision

5. Which of the following scientists was awarded Nobel Prize for his work on photosynthesis ?

(1) CB Van Niel
(2) FF Blackman
(3) Melvin Calvin
(4) Robert Hooke

6. What is the amount of cholesterol required for an adult human being ?

(1) 60 grams
(2) 40 grams
(3) 50 grams
(4) 70 grams

7. Which one of the following is called the emergency hormone of the human body ?

(1) Adenocorticotrophic hormone
(2) Adrenalin
(3) Thymosine
(4) Vasopressin

8. Which one of the following elements is used in galvanizing iron ?

(1) Copper
(2) Magnesium
(3) Nickel
(4) Zinc

9. Which one of the following elements literally means 'acid former' ?

(1) Chlorine
(2) Hydrogen
(3) Oxygen
(4) Sulphur

10. The red colour of ruby crystal is due to the presence of which one of the following ?

(1) Copper oxide
(2) Chromium oxide
(3) Ferrous oxide
(4) Potassium oxide

11. Which one of the following gases from the atmosphere causes the setting or hardening of plaster and mortar ?

(1) Argon
(2) Carbondioxide
(3) Oxygen
(4) Nitrogen

12. Which mirror is used as a rear view mirror in the vehicles ?

(1) Convex
(2) Concave
(3) Inverted
(4) Plane

13. Golden rice has the highest quantity of ?

(1) Vitamin A
(2) Vitamin C
(3) Vitamin B
(4) Vitamin K

14. Which one of the following is not radio active ?

(1) Astatine
(2) Francium
(3) Tritium
(4) Zirconium

15. WiMAX is related to whici one of the following ?

(1) Biotechnology
(2) Communication technology
(3) Missile technology
(4) Space technology

16. Which one of the following is printed in a commonly used fluorescent tube-light ?

(1) 220 K
(2) 273 K
(3) 6500 K
(4) 9000 K

17. An air bubble in water will act like a ?

(1) Concave lens
(2) Concave mirror
(3) Convex mirror
(4) Convex lens

18. Total internal reflection can take place when light travels from ?

(1) Air to water
(2) Air to glass
(3) Diamond to glass
(4) Water to glass

19. Which one of the following is para-magnetic in nature ?

(1) Hydrogen
(2) Iron
(3) Nitrogen
(4) Oxygen

20. A fuse is used in mains electric supply as a safety device. Which one of the following statements about the fuse is correct ?

(1) It must have a very high resistance
(2) It is made mainly from silver alloys
(3) It must have a low melting point
(4) It is connected in parallel with the main switch

21. Which among the following pair of substances is used as an electrode in chargeable batteries used in torch lights etc. ?

(1) Iron and Cadmium
(2) Nickel and Cadmium
(3) Lead Peroxide and Lead
(4) Zinc and carbon

22. Which among the following chemicals is responsible for the depletion of ozone layer in atmosphere ?

(1) Carbon dioxide
(2) Chloro fluoro carbon
(3) Nitrous oxide
(4) Sulphur dioxide

23. Atomic theory was discovered by ?

(1) Albert Einstein
(2) Benzamin Franklin
(3) John Dalton
(4) Madam Curie

24. Pure gold is of how many carats ?

(1) 24
(2) 27
(3) 29
(4) 39

25. Which among the following metal is found in free state ?

(1) Calcium
(2) Manganese
(3) Gold
(4) Sodium

26. The lightest element in the periodic table is ?

(1) Aluminium
(2) Platinum
(3) Magnesium
(4) Lithium

27. Soap is a mixture of sodium or potassium salt of the following ?

(1) Dicarboxylic acid
(2) Glycerol
(3) Monocarboxylic acid
(4) Tricarboxylic acid

28. The chemical name of aspirin is ?

(1) Acetic acid
(2) Acetyl salicylic acid
(3) Succinic acid
(4) None of these

29. Which among the following gas causes Green House Effect ?

(1) Carbon monoxide (CO)
(2) Carbon dioxide (CO2)
(3) Nitrogen (N)
(4) Nitrogen peroxide (NO2)

30. Bleaching powder is an oxychloride of ?

(1) Calcium
(2) Manganese
(3) Magnesium
(4) Zinc

31. Drinking soda is ?

(1) Acidic
(2) Alkaline
(3) Oxidant
(4) Netural

32. Which among the following element is found in free state ?

(1) Phosphorus
(2) Iodine
(3) Magnesium
(4) Sulphur

33. Which is the purest form of iron ?

(1) Cast iron
(2) Steel
(3) Pigiron
(4) Wrought iron

34. Which of the following is used as a filler in rubber tyres ?

(1) Coke
(2) Carbon black
(3) Coal
(4) Graphite

35. Urea is a ?

(1) Potassium fertiliser
(2) Phosphatic fertiliser
(3) Sodium fertiliser
(4) Nitrogenous fertiliser

36. PVC is obtained by the polymerisation of ?

(1) Acetylene
(2) Propane
(3) Styrene
(4) Vinyl chloride

37. Which of the following types of clothes is manufactured by using petroleum products ?

(1) Cotton
(2) Terylene
(3) Nylon
(4) Rayon

38. Curd is sour due to the presence of ?

(1) Acetic acid
(2) Oxalic acid
(3) Lactic acid
(4) Tartaric acid

39. Major constituents of Portland cement are ?

(1) Lime, silica and lead oxide
(2) Lime, silica and alumina
(3) Lime, silica and magnesia
(4) Silica, alumina and magnesia

40. Laughing gas is ?

(1) Nitrogen
(2) Nitric oxide
(3) Nitrous oxide
(4) Nitrogen penta oxide

41. Some animals have a unique method of bringing oxygen directly to the cells. These are

(1) Flat Worms
(2) Insects
(3) Spiders
(4) Scorpions

42. It is not advisable to sleep under a tree at night because of the ?

(1) Release of carbon dioxide
(2) Rrelease of carbon monoxide
(3) Rrelease of more oxygen
(4) Rrelease of less oxygen

43. The approximate per cent oxygen content of air is ?

(1) 1
(2) 20
(3) 60
(4) 80

44. The volume of urine produced in an adult human every 24 hours is ?

(1) 1.5 Litres
(2) 1.0 Litres
(3) 3.0 Litres
(4) 5.0 Litres

45. Fertilisation occurs normally in the ?

(1) Cervix
(2) Fallopian tube
(3) Uterus
(4) Vagina

46. Which of the following is present in the largest amount in terms of per cent by mass in the earth's crust ?

(1) Carbon
(2) Calcium
(3) Oxygen
(4) Silicon

47. Which one among the following has the highest energy ?

(1) Blue light
(2) Green light
(3) Yellow light
(4) Red light

48. Which one of the following non-metals is not a poor conductor of electricity ?

(1) Bromine
(2) Phosphorus
(3) Selenium
(4) Sulphur

49. Which one of the following is the correct sequence of the given substances in the decreasing order of their densities ?

(1) Gold> Steel> Mercury
(2) Gold> Mercury> Steel
(3) Steel> Gold> Mercury
(4) Steel> Mercury> Gold

50. The working principle of a washing machine is ?

(1) Diffusion
(2) Centrifugation
(3) Dialysis
(4) Reverse osmosis

9 thoughts on “Scroll Content

  1. xtra ordinary site, n cmplt info availble over here..bt vil u plz update the current affairs of oct& nov as far as psbl,espcialy those r useful 4r banking..

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