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Unit 1 Biology 2013 Paper

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Unit 1 Biology 2013 Paper
Centre Number

For Examiner’s Use

Candidate Number

Surname
Other Names

Examiner’s Initials

Candidate Signature
Question

General Certificate of Secondary Education
Higher Tier
January 2013

Science A

BL1HP

H

Unit Biology B1

Biology

Unit Biology B1
Wednesday 9 January 2013

9.00 am to 10.00 am

Mark

1
2
3
4
5
6
7
8
TOTAL

For this paper you must have:
 a ruler.
You may use a calculator.

Time allowed
 1 hour
Instructions
 Use black ink or black ball-point pen.
 Fill in the boxes at the top of this page.
 Answer all questions.
 You must answer the questions in the spaces provided. Do not write outside the box around each page or on blank pages.
 Do all rough work in this book. Cross through any work you do not want to be marked.
Information
 The marks for questions are shown in brackets.
 The maximum mark for this paper is 60.
 You are expected to use a calculator where appropriate.
 You are reminded of the need for good English and clear presentation in your answers.
 Question 3(a) should be answered in continuous prose.
In this question you will be marked on your ability to:
– use good English
– organise information clearly
– use specialist vocabulary where appropriate.
Advice
 In all calculations, show clearly how you work out your answer.

(Jan13BL1HP01)

G/K89530

6/6/6/6

BL1HP

2

Do not write outside the box Answer all questions in the spaces provided.

1

Peas grow in pods on pea plants.

Pea plant
Pod
Peas

A gardener grew four varieties of pea plants, A, B, C and D, in his garden.
The gardener counted the number of peas in each pod growing on each plant.
The table shows his results.

1 (a)

Variety

Range of number of peas in each pod

Mean number of peas in each pod

A

2–6

4

B

3–7

5

C

3–8

6

D

6–8

7

Give one environmental factor and one other factor that might affect the number of peas in a pod.
Environmental factor

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