General Science 9th Class English Medium Online Test With Answers

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General Science 9th Class English Medium Online Test

Sr. # Questions Answers Choice
1 Low iodine availability in humans causes the disease Goiter Cancer Tuberculosis Cholera
2 The density of ice at o°C is & nbsp 0.918g/cm3 0.618g/cm3 0.718g/cm3 0.8/8 g/cm3
3 The process which increases the amount of carbon dioxide in air is called photosynthesis respiration oxidation vaporization
4 The process which loops the amount of nitrogen constant in air is nitrogen fixation nitrogen cycle oxidation photosynthesis
5 The percentage of nitrogen in air is 76% 77% 78% 79%
6 The compounds consisting of Amino acids are called carbohydrate Fast Proteins organic compounds
7 The process by which green plants manufacture their food is respiration photosynthesis oxidation nitrogen fixation
8 The most common element in the universe is oxygen hydrogen nitrogen iron
9 The sun almost entirely consists to the element oxygen iron phosphorus hydrogen
10 It is not crystalline form of carbon charcoal graphite buckyballs diamond
11 One of the essential part of all living things on the earth carbon nitrogen hydrogen oxygen
12 It is an organic compound natural gas ammonium water sodium chlorides
13 This is the invention of modern world Aeroplane Railway Computer Television
14 The study of whole universe (astronomical phenomena) in context withthe laws of the physics is called Astrophysics Biophysics Geophysics Biochemistry
15 Mechanics, heat,light and sound are the branches of chemistry astronomy biology physics
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