Question # 1

General formula of Alkane is.

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C₁₀H_2n-2

C₆H₂₆

C₁₁H_2n-2

C_nH_2n-2

The most important oligosaccharide is:

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Sucrose

Glucose

Fractose

Maltose

Proteins are polymers of.

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Polysaccharide

Oligosaccharids

Amino acid

Nucleic acid

Almost all aircrafts fly in:

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troposphere

mesosphere

stratosphere

themosphere

Which one of the following cannot by hydrolyzed?

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Polysacchrides

Monosacchrides

Oligosacchrides

All of these

Which one contains double covalent bound?

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Pentane

Ethylene

Acetylene

All

^{RNA consists of}

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Ribos

Pentose

Hexose

Trioses

The strong heating of coal in retoris in the absence of air is called.

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Fractional distillation

Sublimation

Roasting

Destructive distillation

Number of vitamins in vitamin B complex is.

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10

8

6

12

According to Arrhenius concept acid is a substance which dissociates in aqueous solution to give.

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Hydrogen ions

Hydroxide ions

Both a and b

None of these

Which one gas is liberated when alkalies react with ammonium salts?

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O₂

CO₂

H₂

NH3

Olefins is a Latin word meaning:

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inert

less reactive

oil forming

most reactive

When glucose and fructose combine they produce

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Starch

Cellulose

Sucrose

None of these

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