Question # 1

The nature of myelin sheath is:

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Conductor

Elastic

Insulator

Rigid

Which of the following is the abiotic part of ecosystem.

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Grass

Goat

Lion

Soil

Pair of skeletal muscles are called.

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Extensor

Flexor

Antagonistis

None of these

How many pairs of homologous chromosomes are present in human body cells:

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22

23

24

25

Aspirine belongs to the group of:

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Derived from the animal

Derived from plants

Synthetic drugs

Derived from becteria

Scientists are able to cut and paste the DNA of organism in:

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1944

1970

1990

2002

A corn developers into new garlic plant. This process is called:

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Natural vegetation propagation

Regeneraton

Meiosis

Gametogenesis

The rise of the bread is due to;

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carbon dioxide

ethanol

acetaldehyde

pyruvic acid

Enzyme is used to cut the adentified gene from the total DNA of Donar organism is:

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Endonuclease

Ligase

Restriction endonuclease

Amylase

The allele which is nto expressed in F₁ generation is called:

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Dominant

Recessive

Mutant

Selected

Is an Analgesic.

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Diazepam

Aspririn

Paracetamol

Both B and C

The utilization of nitrates by organisms is called.

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Nitrification

Ammonification

Assimilation

Denitrification

The microorganism used in the formation of Ethanol is.

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E-Coli

Virus

Bacillus

Sacchromyces

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