CIE Biology Paper-2: Specimen Questions 87 - 89 of 103

Question number: 87

MCQ▾

Question

Which is not a feature of enzymes?

Choices

Choice (4) Response
a.

Used up in reactions

b.

Protein nature

c.

Specific in nature

d.

Speed up the rate of reaction

Answer

a.

Explanation

Enzymes are very important catalysts for biochemical reactions. They speed up reactions by providing an alternative reaction pathway of lower activation energy and never used up in reactions.

Question number: 88

MCQ▾

Question

Figure shows a plant in pot. Which type of features does this plant demonstrate after two days?

shows a plant in pot and changes after two days in same plant

shows a plant in pot and changes after two days in same plant

Figure shows a plant in pot. Identify type of features does this plant demonstrate after two days.

Choices

Choice (4) Response
a.

Digestion, growth, sensitivity

b.

Excretion, Metabolism, cell division

c.

Growth, movement and sensitivity

d.

Development, growth, excretion

Answer

c.

Explanation

Plant is a living organism and shows some characteristics which present in living organisn. in such experiment we observe that growth, movement and sensitivity is occur in plant after two days.

Question number: 89

MCQ▾

Question

Write the name of parts of human being

Image shows different parts of human being

Image shows different parts of human being

Image shows different parts of human being like small intestine, gullet, large intestine and stomach

Choices

Choice (4) Response
a.

Gullet- > stomach- > Large intestine- > Small intestine

b.

stomach- > Liver- > Small intestine- > Gullet

c.

Small intestine- > Gullet- > Large Intestine- > stomach

d.

Mouth- > Small intestine- > stomach- > Large Intestine

Answer

a.

Explanation

A - Gullet

B - Stomach

C - Large intestine

D - Small intestine

The food we eat is broken down into other substances that our bodies can use. This is called digestion. The main parts of digestive system are shown above which are esophagus or gullet Stomach Small intestine Large intestine.

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