Question # 1

Biochemical origin of life was discovered by

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Haidane

Muller

Oparin

Darwin

Out of 100 families in the neighborhood 50 own radios 75 have TVs. 25 have VCRs. Only10 families have all the three and each VCR owner also has a TV a families have radio only many have only TV?

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30

35

45

40

What is the smallest unit of life?

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Cell

Atom

Virus

a & b

Maria Montessori developed a system in 1970 which later on became a global stander. what?

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Montessori System of per-schooling

Blood-Plasma Storage system

Data and text Transfer system across computer networks

Colour TV transmission system

The freezer in a refrigerator is fitted near the top

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It facilities convection current currents

To keep it away form hot compressor which is nearer to the bottom

Because of convenience

To minimize power consumption

Goitre is caused by the deficiency of

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Zinc

Iodine

Chlorine

Iron

12 machines complete a piece of work in 6 days, in how many days 6 machines will complete the same job:

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10 days

22 days

112 days

15 days

Which Vitamin is also known as Calciferol:

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Vitamin K

Vitamin A

Vitamin B

Vitamin D

What is the largest organ of the human body?

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Liver

Intestines

Stomach

Skin

The substance the its least prone to catch and spread fire is

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Nylon

Terycot

Cotton

Polyester

Which of the following disease still remains a challenge for science?

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Sexual activity

Raw chicken

Contaminated drinking water

Blood

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