Question # 1

What multipurpose office and home product did Richard Drew invent in 1930?

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Withe out

Ball point pen

Stapler

Scotch tape

'Rh' factor is a term that we hear in connection with

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Space travel

Blood transfusion

Air pressure

Blood pressure

What do you call an infection in the body where pus collects?

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Infraction

Abscess

gangrene

carbuncle

Alpha rays, beta rays and gamma rays where originally referred to as ________ rays, What scientists name belongs in the blank?

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Curie

Becquerel

Rutherford

Rontgen

A hot body will radiate heat most rapidly if its surface is

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White and polished

White and rough

Black and polished

Black and rough

A seller marks his goods 30% above the cost price but allows a discount of 15% fork the marked price. His percentage of profit is

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10.5

15

9

8.5

Which of the following the plant eat insects?

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Um plant

Pitcher plant

Cacti

Ribbon plant

Geiger counter is used for measuring of?

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Geigers

Radioactivity

Atomic density

Lumen

The ray with high penetrating power is

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α-rays

β-rays

γ-rays

χ-rays

Which Vitamin is also known as Calciferol:

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Vitamin K

Vitamin A

Vitamin B

Vitamin D

Who discovered the law of attraction and repulsion between electric changes?:

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Coulomb

Graham Bell

Marconi

Reumer

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