Saturday, 4 March 2017

General Science Quiz 11





1. Which type of forest exhibits highest bio-diversity ?
Deciduous forest
Mangrove forest
Temperate deciduous forest
Tropical rain forest

2. Temporary hardness of water is due to the presence of which one of the following?
Magnesium bicarbonate
Calcium sulphate
Calcium chloride
Magnesium sulphate

3. What causes the characteristic odour of garlic?
Sulphur compound
Flourin compound
Chlorine compound
Nitrogen compound

4. A synthetic element is a chemical element that does not occur naturally on Earth, and can only be created artificially. Which was the first element discovered through synthesis?
Plutonium
Technitium
Prometheum
Fermium

5. Which vitamin is considered to be a hormone?
Vitamin D
Vitamin A
Vitamin C
Vitamin E

6. ‘Beaufort Scale’ is used to measure
Relative humidity
Wind direction
Wind speed
Liquid precipitation

7. The fragments of which comet that broke apart in July 1992 collided with Jupiter in July 1994 ?
Halley's Comet
Encke's Comet
Comet Hale–Bopp
Shoemaker-Levy 9

8. Which one of the following plant hormones, when sprayed on flowers, could stimulate the development of seedless fruit?
Gibberellin
Auxin
Cytokinin
All of these

9. Enquiry into Plants or Historia Plantarum is written by
Theophrastus
Artistotle
Dioscorides
Charles Darwin

10. Which one of the following is used to produce green flames in fireworks?
Sodium
Strontium
Copper
Barium

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