Question # 1

The optimum temperature for human enzyme is between:

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10-20°C

20-35°C

35-40°C

5-10°C

Cellular eating is called:

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Pinocytosis

Endocytosis

Phagocytosis

None

Example of connective tissue is:

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Blood

Cartilage

Adipose tissue

All of these

Deforestation results in:

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Soil erosions

Increased water storage capacity dams

More humidity

MOre clouds

It is a group of related classes:

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Phylum

Class

Species

Family

Cutting down of trees is known as:

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Habitat loss

Deforestation

Extinction

None of these

Which enzyme breaks the peptide bods:

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Amylase

Protease

Lipase

None

viruses are not affected by ____________

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PH

Acidity

Antibiotics

High temperature

Phloem tissues are made up of:

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Tracheids & Vessel cells

Tracheid & companion cells

Sieve tube cells & companion cells

Sieve tube cells & trancheids

Rough endoplasmic reticulum is the area in a cell where_______are synthesized.

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Saccharomyces

Proteins

Lipids

DNA

Closely related genera are grouped into ____________

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Family

Species

Order

Phyla

Who published important work on plants classification?

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John Ray

Andrea Caesalpino

Tournefort

Agustus Rivinu

On what basis, organisms have been classified by biologists?

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Similarities

Differences

Both a and b

Randomly

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