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Railway RRB RRC NTPC,GROUP-D FREE MOCK TESTS/GENERAL SCIENCE TEST-04

0
1/10
______________ are atoms having the same mass number but different atomic numbers
Isohyets
Isotopes
Isotherms
Isobars
2/10
Who discovered virus in biology?
Dmitri Ivanovsky
Edward Jenner
Robert Koch
Robert Hooke
3/10
Which condition is caused by the deficiency of Vitamin 'D' in children?
Haemolysis
Muscular dystrophy
Rickets
Osteomalacia
4/10
Which of the following gases is NOT a part of Greenhouse gases?
Nitrous oxide
Carbon dioxide
Oxygen
Methane
5/10
What is the SI unit of Force?
decibel
newton
hertz
dioptre
6/10
Which of the following elements is a diatomic molecule?
Hydrogen
Helium
Argon
Sulphur
7/10
In domestic water sewage, which of the following things is not a part of ‘Dissolved materials’?
Calcium
Nitrate
Phosphate
Sand
8/10
Osmotic pressure and Acid-base balance of body fluids are maintained by
Sodium
Magnesium
Fluorine
Zinc
9/10
"All green plants and bacteria which can synthesize their food by photosynthesis come under the category of "
Decomposers
Food givers
Producers
Intakers
10/10
Which structures act as wires of a telephone in the body?
Veins
Nerves
Muscles
Arteries
Result:

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