Question # 1

Forests are the source of:

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Drugs

Fuel

Timber

All of these

Mitochondria are bounded by _______________ membrane.

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Single

Double

Triple

All

Cytokinesis in a plant cell is characterized by:

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The equal division of homologous chromosomes

A pinching off of the cell membrane to divide the cell

The formation of a cell plate in the cytoplasm

The movement of the chromosomes from the metaphase plate

ATP has ........... phosphate group.

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Two

Three

Four

Five

Who proof Virchow's hypothesis?

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Lais Pastem

RudolF

Schledien

Schawnn

Biodiversity is richer in :

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Tropics

Temperate regions

Polar regions

Desert

On what basis, organisms have been classified by biologists?

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Similarities

Differences

Both a and b

Randomly

Cells of which of the followings are called cancerois cells?

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Malignant tumer

Benign tumer

Both a and b

None of the above

Coenzymes are small ................. molecules.

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Organic

Inorganic

Both

None

Chromosomes condensation occurs during .............. .

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G1-phase

G2-phase

S-phase

Interphase

At ..............°C the process of photosynthesis stops.

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20°C

30°C

25°C

45°cC

The .................. is the first part of the large intestine.

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Caecum

Appendix

Colon

Rectum

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