Question # 1

Air is polluted due to industrialization and automobiles polluted air does not contain which one of them

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CO

Hydrocarbons

Oxides of N 8 sulpher

CO₂

The Locomotory organs of zoo-flagellates are

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Cillia

Flagella

Pseudopods

None

Which of the following is the structural and functional unit of life

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Nucleus

Cytoplasm

Cell

Protoplasm

Gene can be synthesized in the laboratory from messenger RNA, using reverse transcriptase this synthesized molecule is called

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Complementary RNA

Complementary DNA

Both A and B

None

The term ecology comes from the word oikos which is a word

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Greek

Italic

Latin

French

The permanent and irreversible increase in size that occurs as an organism mature.

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Embryonic development

Growth

Aging

Just a change

Altered alternative forms of a gene whose number is more than two are known as

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Incomplete dominance

Multiple alleles

Double alleles

None

If the non-protein part is covalently bonded it is known aas

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Co-enzyme

Activator

Prosthetic group

Product

Charles Darwin observed and collected thousands of specimens of diverse faunas and floras of

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South America

Asia

Western America

Europe

The % of protein in case of chromosomes is

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100%

80%

60%

20%

Enzyme used for the cutting of chromosome is

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Ligase

Kinase

Polymerase

Restriction endonuclease

The instrument that is used ti measure the relative abilities of different pigments to absorb different wavelengths of light is

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Viscometer

Thermometer

Spectrophotometer

Electrometer

Organismic respiration is also known as

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Energy production

Energy released

Breathing or ventilation

None

Primary source of carbohydrates are

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Animals

Plants

Both a and b

None

Soil can be defined as

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The upper layer of earth's crust

Lower lager of earth's crust

Collection of natural resources

All above

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