Mock Exam Paper E

PRE-LEAVING CERTIFICATE EXAMINATION, 2015

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BIOLOGY – HIGHER LEVEL

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TIME ALLOCATION: 3 HOURS

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400 MARKS

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Section A

Answer five questions from this section.

Each question carries 20 marks.

Write your answers in the spaces provided on this examination paper.

Section B

Answer two questions from this section.

Each question carries 30 marks.

Write your answers in the spaces provided on this examination paper.

Section C

Answer four questions from this section.

Each question carries 60 marks.

Write your answers in the spaces provided in the answer booklet

It is recommended that you spend not more than 30 minutes on Section A and 30 minutes on Section B, leaving 120 minutes for Section C.

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Section A

Answer any five questions. Each Question carries 20 marks.

Write your answers in the spaces provided.

1.

Answer five of the following by filling in the blank spaces.

Explain the term polysaccharide ……………………………………………………… …………………………………………………………………………………………

Give an example of a structural polysaccharide ………………………………………

Give an example of a fat-soluble vitamin ……………………………………………..

Name a disorder associated with the deficiency of the vitamin named above (c) …………………………………………………………………………………………

Name a test used to identify lipids ……………………………………………………

State a role of lipids in cells …………………………………………………………..

2.

Fill in the blanks in the following questions.

What is the biosphere?

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Define a trophic level ……………………………………………………………………………………………….

State the difference between a qualitative and a quantitative survey ………………………………………………………………………………………………

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Identify a suitable organism for each trophic level found on the pyramid of numbers below;

(A)…………………………………. (B) ………………………………….

(C) …………………………………. (D) ………………………………….

Compare contest and scramble comp...

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