Question # 1

Kwashiorkar and beri beri are

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Communicable disease

Infectious disease

Deficiency disease

None of these

It is a industrial process of producing ammonia by the reaction of nitrogen with hydrogen in the presence of a catalyst:

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Solvay Process

Haber process

Bayer process

Bessemer process

Compact discs, (according to the original CD specifications) hold how many minutes of music?

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74 mins

60 mins

Both a & b

None of these

Early in life, Fred Whipple had polio, in which sport did this disease stop him from achieving his ambition?

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Baseball player

Golfer

Football player

Tennis player

Which of the following is a physical change

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Boiling of water

Rusting of iron

Boiling of an Egg

Burning of cundia

Average weight of 30 students of a class is 40kg. If of teacher be included the average increase by 1kg. What is the weight of the teacher?

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71kg

81kg

61kg

51kg

Which of the following acids is used for cleaning cement floors?

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sulphuric acid

hydrochloric acid

nitric acid

tartaric acid

_{Former which part of the plant is turmeric obtained?}

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Root

Fruit

Seed

Stem

Who is considers the father of chemical batteries

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Martin P . Jones

Niels Bohr

Alessandro volta

Albert Einstein

What is the only non-electric musical instrument invented in the 20th century?

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Trombone

Steel drum

Tuba

Conga

In old age, people generally have to wear spectacles for reading and writing because

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Their eye illness start disintegrating

They lose the power of accommodation

The lenses lose their magnifying power

the lenses lose their magnifying power

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