Question # 1

Total photosynthesis is carried out by the terrestrial plants in about.

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15%

10%

20%

22%

Match heart attack with one of the followings.

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Stroke

Dedema

Myocardial infarction

Hypertension

50% or so are found as lichens.

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Ascomycota

Basidiomycota

Zygomycotic

Deuteromycete

In root nodules bacteria convert nitrogen into.

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Ammonia

Nitrate

Urea

Nitrite

Which of the following is true about mammals

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They have right aortic each only

They have left aortic each only

They have left and right aortic arches

They do not have aortic each

Which of the following is not true for guard cells.

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Present in epidermis

Lack chloroplast

Bean like

Kidney shaped

The active site of an enzyme

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Never changes

Forms no chemical bond with substrate

Determines by its structure the specificity of an enzyme

Looks like a lump projection from the surface of an enzyme

The integumentary and nervous system are developed from

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Endoderm

Ectoderm

Mesoderm

Mesoglea

Water is more viscous than air.

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10 times

20 times

50 times

100 times

In psilopsida sporangia are product at

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Tips of branches

In the axils of branches

Margins of leaves

Axits of leaves

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

Which of the following vertebrates posses single circuit heart.

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Reptiles

Birds

Mammals

Fishes

The are ecologically important as bio indicators of air pollution.

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Lichens

Yeast

Viruses

Mycorrhizae

_________ is an anaerobic bacterium.

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E Coli

Pseudomonas

Spirochete

Campylobacteria

Conversion of one pyruvic acid into one acetyl Co A gives off one molecule of.

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ATP

Oxygen

Water

Carbon di oxide

Magnesium is an important nutrient ion in green plant as it is an essential component of

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Cell sap

Protean

chlorophyll

Glucose

African sleeping sickness is caused by

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Entamoeba

Trypanosoma

Pelomyxa

Stentor

Which one of following is a fungus like protist

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Physarum

Rhizopus

Chlorella

Penicillium

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