Correct Questions: 0 | Wrong Questions: 0 | Total Score: 0 Points

The science of studying living organisms come under which subject ?

Chemistry
Physics
Biology
Neurology

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Biology examines the structure, growth, origin, evolution, distribution, classification and function of all living things.

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What is the another name of twister ?

Earthquake
Tornado
Wind
Flood

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What is the speed of light in a perfect vacuum ?

299,792,458 metres per second
399,792,458 metres per second
499,792,458 metres per second
599,792,458 metres per second

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What is the main constituent of natural gas ?

Methane
Oxygen
Water
Nitrogen

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A piece of stone or iron traveling through the earth's atmosphere is called as what ?

Sun
Meteorite
Moon
Planet

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A meteorite is an outer space object. When it enters the atmosphere of earth, impact pressure causes the body to heat up and emit light, thus forming a fireball, also known as a meteor or shooting star.

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How many kilometers make a Mile ?

1.6 Km
1.8 Km
2.0 Km
1.5 Km

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What is the chemical formula for carbon dioxide ?

NaOH
H2SO4
CO2
NaCl

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Carbon dioxide (CO2) is a chemical compound composed of two oxygen atoms covalently bonded to a single carbon atom. It is a gas at standard temperature and pressure.

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What is the name given to the green pigment in plants ?

Chlorophyll
Starch
Heme
Tendrils

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Chlorophyll is a green pigment found in most plants, algae, and cyanobacteria. Chlorophyll absorbs light most strongly in the blue and red but poorly in the green portions of the electromagnetic spectrum, hence the green colour of chlorophyll-containing tissues such as plant leaves.

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Malaria is spread by

Rats
Cockroaches
Mosquitoes
Birds

Anopheles.jpeg

Malaria is spread by being bitten by an infective female Anopheles mosquito. There are approximately 460 recognised species of Anopheles out of which 100 can transmit malaria.

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Which organism is associated in making the soil fertile ?

Ringworm
Rats
Earthworm
None of the above

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They convert a large pieces of organic matter into rich humus, and thus improve soil fertility.

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