Question # 1

Feeding by living in or on other organisms is a

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Parasite

Fungicide

Insecticide

Saprophyte

The volume of the blood in a normal person, plasma constitutes about.

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15%

25%

55%

75%

The percentage of potassium in the human body is

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0.15%

0.05%

0.35%

0.25%

Greater pathogenicity to bacteria and protection against phagocytosis is provided by

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Capsule

Slime

Cell wall

Mesosomes

Respiratory pigment present in muscle is called.

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Hemoglobin

Globulin

Myoglobin

Hemocyanin

Plasma proteins carry about____________% CO2 from body fluids to lungs.

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1%

2%

4%

5%

Lovastain is used for lowering blood

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Pressure

Glucose

Cholesterol

Neraspora

Carbon di oxide per 100 ml of venous blood is.

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50 ml

54 ml

98 ml

99 ml

The major locomotory structures in bacteria are

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Flagella

Pili

Both a and b

None of these

The percentage of water in human bone calls in.

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18%

19%

20%

25%

The valves present in the veins are

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Bicuspid

Semi lunar

Tricuspid

Aortic

The rate of an enzyme catalyzed reaction

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Is constant under condition

Decreases as substrate concentration increases

Cannot be measured

Can be reduced by inhibitors

Sphenodon is found is.

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Australia

New Zealand

Texas

Berlin

In lycopsids, the arrangement of leaves is.

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Spiral

Alternate

Opposite

All above

Ribosomes are chemically composed of

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Only protein

Only DNA

Only RNA

Both a and c

A bacteria with single polar flagellumis called.

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Atrichous

Monotrichous

Amphitrichous

Lophotrichous

Flame cells are found in the phylum

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Nematoda

Annelida

Mollusca

Platty helmithes

Which of the following is not an attribute of population.

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Population density

Gene frequency

Gene structure

Gene flow

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