IGCSE Biology Paper-2: Specimen Questions with Answers 13 - 14 of 103

Question number: 13

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Question

Ram saw some buds on a potato he removed one bud from the potato. Then he kept it into a container of soil. He kept that container and the potato in the terrace. He watered both every day. What would ram will observe about the bud in the container and bud on the potato after one week?

shows image of Buds in a given image

Shows Image of Buds in a Given Image

Finding a image in Buds

Choices

Choice (4) Response

a.

the bud present in container and potato would not grow

b.

the bud present in container and bud on potato will grow equal

c.

The bud in the container would not grow but the bud on the potato will grow

d.

The bud in the container would grow but the bud on the potato will not grow

Answer

c.

Explanation

The bud on potato are able to receive all nutrients from the potato so bud on potato will grow but the bud in the soil has not enough nutrients to grow.

Question number: 14

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Question

Which has not present cell wall?

Choices

Choice (4) Response

a.

Fungi

b.

Bacteria

c.

Animals

d.

Plants

Answer

c.

Explanation

Animals have only cell membranes, which is made up of phospholipid bilayer and protein. It protects and hold together the cell and its parts. It does not need to provide the support that plant cell was provide because animals have other forms of support (i. e. exoskeletons and endoskeletons) and the lack of the cell wall allows for increased flexibility and advanced cell/tissue specialization, which plants cannot achieve.