IGCSE Biology Paper-1: Specimen Questions with Answers 35 - 37 of 109

Question number: 35

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Question

The structures shown a plant tissue? Which type of plant tissue it is?

Diagram of the plant tissue

Diagram of the Plant Tissue

Finding name of plant tissue

Choices

Choice (4) Response

a.

permanent tissue

b.

meristemetic tissue

c.

connective tissue

d.

isolated tissue.

Answer

b.

Explanation

A meristem is the tissue in plants comprising identical cells, found the area of plant where growth occur.

Question number: 36

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Question

This graph is showing the effect of pollution on the amount of oxygen dissolved in water, then estimate the level of pollution in a, b and c.

This graph is showing the effect of pollution.

This Graph is Showing the Effect of Pollution.

This graph is showing the effect of pollution on the amount of oxygen dissolved in water

Choices

Choice (4) Response

a.

A-Mild Pollution, B- Average Pollution and C- High pollution

b.

A-Average pollution B-High Pollution and C-Mild pollution

c.

A high pollution B-Mild pollution C- Average pollution

d.

A-High pollution B- Average pollution and C-Mild pollution

Answer

a.

Explanation

In above graph due to high level of dissolved oxygen in part ‘a’ there will be mild pollution and lowest level of dissolved oxygen in part ‘c’. So, there will be high pollution level.

Question number: 37

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Question

What is the example of decomposers?

Choices

Choice (4) Response

a.

Fungi

b.

Photosynthetic Bacteria

c.

Mammals

d.

Green plants

Answer

a.

Explanation

Decomposers chemically breakdown dead organic compounds and convert them into simple inorganic substances.