Question # 1

Basic metals can be converted into gold by;

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Heating

Beating

Artificial nuclear radioactive

Chemical reaction

Eugenics is the study of:

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altering human beings by changing their genetics components

People of european region

Different races of mankind

Genetics of plant

The quantity of available nutrients..........from the lower levels of the energy pyramids to the higher ones.

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Increase

Decrease

Remains stable

None of these

The radius of a sphere is increased by 10%. The surface area increases by

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21%

31%

41%

None of these

Safety matches was invented by

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Levi strauss

Benjamin franklin

Peter goldmark

J.E.Lundstrom

In addition to their role in ozone depletion,CFCs play a role in global warming by

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Absorbing solar radiation

Blocking ultraviolet B radiation

Absorbing earth shine in the 10 micron region

Destroying ozone, which cools the earth

If x/5 = y/8, then (x + 5) : 1(y + 8) is equal to:

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3 : 5

13 : 8

8 : 5

5 : 8

A number is increased by 20% and then decreased by 20%, the final value of the number

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Does not change

Decrease by 2%

Increases by 4%

Decreases by 4%

Blood clotting happens in which part of human body

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Veins

Heart

Brain

None of these

The average of first 50 natural number is:

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12.25

21.25

25

25.5

(11)²-(4)²x2 / 4x2 = ?

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111

1 1/4

11 1/8

121

Spinning frame was invented by

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charles macintosh

Antoine joseph sax

Samuel morse

Sir richard arkwright

Two numbers are in the ratio 3 : 5. If each number is increased by 10, the ratio becomes 5 : 7. The numbers are

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15, 25

30, 45

48, 60

None of these

What per cent is 3% of 5% ?

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60%

50%

15%

30%

Laughing gas has chemical composition of following two elements:

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Nitrogen+Hydrogen

Nitrogen+Carbon

Nitrogen+Oxygen

Oxygen +Carbon

(2 3/x) x (u 1/2) = 7 3/4, find the values of x and y

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(3, 19)

(3, 14)

(14, 3)

(24, 6)

Photograph works by

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Capturing the soul of objects being photographed

Capturing light reflected from the object being photographed

both a and b

None of these

Which of the following is the main nitrogenous waste in human

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Ammonia

Urea

Uric acid

Ammonium nitrate

Which of the following is not a part of Darwinism?

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Over production

Natural selection

Inheritance for acquired characters

Competition for survival

The gas used for artificial ripening of green fruit is

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Ethylene

Ethane

Carbon dioxide

Acetylene

The shape of external year is due to:

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Elastic cartilage

Fibro cartilage

Auricular cartilage

None of these

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