which one is the most common disease?

A: Leprosy

B: Dental

C: Headache

D: Migraine

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Dental

Which of the following gland has  shape of butterfly?

A: Pituitary gland

B: Thyroid gland

C: Adrenal gland

D: Pineal gland

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Thyroid gland

Who invented steamboat?

A: Robert Fluton

B: James Watt

C: Frank Whittle

D: George Stephenson

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Robert Fluton

Which one is the brightest star in the night sky?

A: Sirius

B: Betelgeuse

C: Rigel

D: Polaris

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Sirius

What is the molecular formula for Nitric acid ___ ?

A: HNO3

B: HNO2

C: HN2O2

D: H2NO4

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HNO3

The Virus of AIDS affects the growth of________?

A: RBCs in blood

B: Hemoglobin

C: T cells in blood

D: Grey Cells in blood

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T cells in blood

What is the largest flower in the world?

A: Fern

B: Conifer

C: Rafflesia

D: Horsetail

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Rafflesia

What is the breathing rate of human being body?

A: 16-20 minutesC

B: 15-11 minutes

C: . 25-26 minutesD

D: . 32-35 minutes

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16-20 minutes

Hydrogen bomb is based on the principle of ___ ?

A: Artificial radioactivity

B: Nuclear fusion

C: Natural radioactivity

D: Nuclear fission

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Nuclear fusion

The sounds of which frequency are human beings most sensitive?

A: 20 hertz

B: 400 hertz

C: 20000 hertz

D: 5000 hertz

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5000 hertz

1 94 95 96 97 98 126