Everyday Science Test 23

Total Questions: 28

1 - Which of the following groups belongs to the same parent element

A ) Coal, lignite, Bauxite
B ) Diamond, coal, graphite ✅
C ) Diamond, gold, silver
D ) Copper, iron, gold

2 - Fuel is d in fast beeder test reactor

A ) Uranium oxide
B ) Uranium plutonium carbide ✅
C ) Uranium plutonium oxide
D ) Uranium thorium oxide

3 - Which of the following is the lightest substance known

A ) Oxygen
B ) Nitrogen
C ) Hydrogen ✅
D ) Carbon

4 - The major chemical constituents of human skin is

A ) Protein ✅
B ) Calcium
C ) Phosphorus
D ) Potassium

5 - The raw materials from which Rayon is manufactured

A ) Coal
B ) Cellulose ✅
C ) Plastic
D ) Petroleum

6 - Wood is the raw materials for the manufacturer of

A ) Gun powder
B ) Paint
C ) Ink
D ) Paper ✅

7 - Reduction is a reaction in which

A ) There is loss of electrons
B ) An atom gains electrons ✅
C ) Transfer of very changed valency takes place
D ) Hain of negative valency takes place

8 - Which of the following is used as preservatives in tomato sauce

A ) Sodium chloride
B ) Sodium Benzoate ✅
C ) Sodium bicarbonate
D ) Sodium laurye snephate

9 - Which of the following is pseudo solid

A ) NaCl
B ) Glass ✅
C ) Phosphorus
D ) Potassium

10 - Atom bomb is based on the principle of

A ) Nuclear fusion
B ) Nuclear fission ✅
C ) Radioactivity
D ) Nuclear fission and fusion

11 - Gypsum is added to cement clinker to

A ) Increase the tensile strength of cement
B ) Bind the particles of calcium silicate ✅
C ) Decrease the rate of setting of cement
D ) Facilitate the formation of colloidal gel

12 - Which of the following is not a chemical action

A ) Burning of coal
B ) Conversion of water into steam ✅
C ) Digestion of food
D ) Burning of paper

13 - Which of the following physical change

A ) Burning of cooking gas
B ) Souring of milk
C ) Digestion of food
D ) Dissolution of sugar into water ✅

14 - Conversion of a substance directly from solid to vabour state is known as

A ) Vaporization
B ) Sublimation ✅
C ) Decomposition
D ) Ionization

15 - The best medicine to inject in the case of snake bite is

A ) Antivenin ✅
B ) Streptomycin
C ) Penicillin
D ) Antibiotics

16 - Which of the following can be called an example of natural selection in action

A ) Production of high yielding varieties of wheat
B ) Increasing incidence of DDT resistance mosquito ✅
C ) Eradication of smallpox
D ) Extinction of some animals such as cheetah

17 - Which of the following disease is not water borne

A ) Cholera
B ) Influenza ✅
C ) Amoebiasis
D ) Typhoid

18 - Lock jaw difficulty in opening the mouth is a symptom of

A ) Plague
B ) Tetanus ✅
C ) Cholera
D ) None

20 - Which of the following medicines is administered to patients suffering from diabetes

A ) Pencilin
B ) Insulin ✅
C ) Sulpha drugs
D ) Streptomycin

21 - Which of the following disease occur due to consumption of contaminated water

A ) Cholera ✅
B ) Influenza
C ) Malaria
D ) Tuberculosis

22 - Flourine deficiency in human beings leads to

A ) Dental caries ✅
B ) Fluorosis
C ) Fibrosis
D ) Follicular necrosis

23 - AIDS virus destroy the....... system of the human body

A ) Circulation
B ) Immune ✅
C ) Digestion
D ) Brain

24 - When AIDS is diagnosed the patient may live for about

A ) 10 years
B ) 7 years
C ) 5 years
D ) 2 years ✅

25 - Which of the following plant disease is an iron deficiency diseases

A ) Dropsy
B ) Chlorosis ✅
C ) Die back
D ) Sunsclad

26 - The disease causes by high soil temperature in potato is

A ) Early blight
B ) Late blight
C ) Crinckle
D ) Black heart ✅

27 - Where does the oxygen that keeps us alive come from

A ) Carbon dioxide ✅
B ) Carbonates absorbed from soil
C ) Oxides of minerals
D ) Water

28 - Typhoid and cholera are typical example of

A ) Infection disease
B ) Air borne disease
C ) Water borne disease ✅
D ) None