Question # 1

A merchant buys 40 Bicycles and marks them at 25% above the cost price. He allows a discount on the marked price at 10% for credit sales. if three fourths of the stock is sold for cash and the rest for credit and it the total profit be Rs. 2025 what is the cost price of a bicycle

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Rs. 144

Rs. 200

Rs. 250

Rs. 360

Sexual selection theory was propounded by

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Wallace

De Vries

Lamarck

Charles Darwin

What is gelotology?

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Study of things that are wiggly

Physiological study of human laughter

physiological study of gelatinous organ structures

study of the elderly

What is the commonly called limestone is

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CaO

CaC₂

CaSO₄

CaCO₃

The Fujita scale is used to measure which natural phenomenon:

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Tornado wind-intensity

Ultra-violet intensity

Atmospheric ozone levels

Tsunami volumes and heights

Which of the following is essential for the formation of red blood cells?

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Vitamin C

Folic Acid

Calcium

Vitamin A

Which of the following describes the shoulder joint?

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Ball and socket joint

Saddle joint

Hinge joint

Pivot joint

Lube oil is used in diesel engines:

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To ignite

To cool the engine

To reduce friction

2 and 3 both

Carbon dioxide is called a ''GREEN HOUSE'' gas because

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its concentration is always high in green houses

it absorbs infra-red radiation

it emits visible radiation

it is involved in photosynthesis

Which fo the following are NOT involved in the process of breathing in humans?

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Nervous system

Diaphragm

Rib Muscles

Neck Muscles

One Gallon is equal to ______liters

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4.55 I

4.45 I

4. 65 I

4.35 I

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