Question # 1

Dacron is

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Polyethylene

Epoxy

Poly-amide

Non of these

Which ricks are formed by the alteration of pre-existing rocks by great heat or pressure?

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Igneous rocks

Sedimentary rocks

Metamorphic rocks

Acid rocks

The principle used in radar is the same as that of Sonar.In radar we use radio waves:Whereas in sonar we use:

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Red waves

Infrared waves

Ultrasonic

Super sonic

None of these

A man walks 2 km towards north. Then he turn to east and walks 10 km. After this he turn to north and walks 3 km. Again he turn towards east and walks 2 km. how far is he from the starting point?

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10

13

15

None of these

A boy saves Rs. 4.56 the first month, Rs. 3.82 the second month and Rs. 5.06 the third month. How much did he save altogether ?

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Rs. 12

Rs. 12.50

Rs. 13

Rs. 13.44

Which triplet in DNA codes for valine:

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CTT

AGT

CAT

AAT

The most abundant elements in sea water are

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Sodium and potassium

Sodium and calcium

Sodium and Chlorine

Chlorine and iodine

A scientific method will seek to explain natural events and make useful prediction in

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A haphazard manner

A manner design to fit the theorists for experimenter's bias

A consistently reproducible manner

None of these

Although the mass of a man on moon remains same as on the earth he will

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Be much happier there

Weight one six as much

Weight twice as much

None of these

Catalyst used to convert oil into ghee

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Nickel

Aluminium isopropoxide

Phosphonium borate

None of these

Copper can be converted into gold by:

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Artificial radioactivity

Heating

Electroplating

Chemical reaction

Cancer can be treated by:

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Antibiotics and vaccines

Radiotherapy and antibodies

Chemotherapy and radiotherapy

Antibodies and chemotherapy

The planet of the solar system which has maximum numbers of moon is:

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Jupiter

Venus

Saturn

Uranus

The product of two numbers is 1320 and their H.C.F. is 6. The L.C.M. of the numbers is:

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7920

220

1314

1326

Which of the following is an organic molecule needed by the body in small amounts?

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Protein

Vitamin C

Zinc

Monosaccharide

The richest source of fats is

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Coconut

Walunt

Cashew nut

Guava

Those at greatest risk for food-borne illness include

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Infant and children

Pregnant women

Immunosuppressed individuals

All of above

The average of 50 numbers is 38. If two numbers 45 and 55 are discarded, the average of the remaining set of numbers is

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38.5

37.5

37.0

36.5

Select the correct association:

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Oxidation -Loss of an electron

Oxidation-Gain of an electron

Reduction- Gain of an electron

Reduction-Loss of a neutron

Study of the life in outer space is known as:

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Endobiology

Exobiology

Enterobiology

Neobiology

In water pollution, industries are said to be the

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Line sources

Point sources

Area sources

none of these

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