CIE Biology Paper-2: Specimen Questions 77 - 80 of 103

Question number: 77

MCQ▾

Question

Which of the following is not the part of in-situ conservation

Choices

Choice (4) Response
a.

Biosphere reserves

b.

Wild life sanctuaries

c. National park
d.

Botanical gardens

Answer

d.

Explanation

In situ conservation is related to the protection of plant, animal species in their natural habitat. Example of in situ conservation is national parks, wild life sanctuaries, and biosphere reserves. Botanical gardens are the example of ex-situ conservation.

Question number: 78

MCQ▾

Question

What is the product of glycolysis?

Choices

Choice (4) Response
a.

Pyruvic acid

b.

Phosphoenolpyruvate

c.

2-Phosphglycerate

d.

Glucose -6- phosphate

Answer

a.

Explanation

Glycolysis is the metabolic pathway that converts glucose C6H12O6, into pyruvate, CH3COCOO + H+.

Question number: 79

MCQ▾

Question

Diagram shows a fish. Find out the part X

Image shows a picture of fish

Image shows a picture of fish

Image is related to a fish in which label the part X

Choices

Choice (4) Response
a.

Gill cover

b.

Tail fin

c.

Fin

d.

Spines

Answer

c.

Explanation

The Fins help the fish to swim. The large muscles of the body actually do most of the work, but the fins help with balance and turning.

Question number: 80

MCQ▾

Question

What is the general formula of carbohydrate-?

Choices

Choice (4) Response
a.

CnHn1On

b.

Cn1H2nOn

c.

CnH2nOn

d.

CnH2nOn1

Answer

c.

Explanation

A carbohydrate is a biological molecule made up of carbon, hydrogen and oxygen atoms, in other words, with the empirical formula Cm (H2O) n (where m could be different from n).

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