CIE Biology Paper-2: Specimen Questions 31 - 33 of 103

Question number: 31

MCQ▾

Question

For identify the species which nomenclature is used

Choices

Choice (4) Response
a.

Adaptation

b.

Binomial

c.

Natural selection

d.

Botany

Answer

b.

Explanation

Binomial nomenclature is a system of naming organisms by giving each a name composed of two parts the first part of the name identifies the genus to which the species belongs; the second part identifies the species within the genus.

Question number: 32

MCQ▾

Question

The main function of blood plasma is –

Choices

Choice (4) Response
a.

Transport of hormones

b.

Transport of antibodies

c.

Maintenance of red cell size

d. All a. , b. and c. are correct

Answer

d.

Explanation

Blood plasma is the liquid part of the blood, which looks slightly yellow, and most of part is made up of water. The main functions of blood plasma are Transport nutrients, transport waste, maintain blood volume, transport hormones, Maintenance of red cell size, defend the body etc.

Question number: 33

MCQ▾

Question

Picture shows a pyramid. In this picture the direction of energy will be?

Picture shows a pyramid

Picture shows a pyramid

Picture shows a pyramid with three segments producers, herbivores and carnivores

Choices

Choice (4) Response
a.
shows a pyramid with different directions – Choice A

shows a pyramid with different directions – Choice A

Picture shows a pyramid with three segments producers, herbivores, carnivores, and their energy direction

b.
shows a pyramid with different directions – Choice B

shows a pyramid with different directions – Choice B

Picture shows a pyramid with three segments producers, herbivores, carnivores, and their energy direction

c.
Picture shows a pyramid with different directions – Choice C

Picture shows a pyramid with different directions – Choice C

Picture shows a pyramid with three segments producers, herbivores, carnivores, and their energy direction

d.
 shows a pyramid with different directions – Choice D

shows a pyramid with different directions – Choice D

Picture shows a pyramid with three segments producers, herbivores, carnivores, and their energy direction

Answer

a.

Explanation

In given pyramid energy will be transfer from producer to herbivore, than herbivore to carnivore. Moreover, it will decrease in each tropic level. Pyramid of energy is always upright.

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