Pearson Edexcel International GCSE (9-1) Biology UNIT: 4BI1 Science (Double Award) 4SD0 PAPER: 1B QP
MAY 2024
Instructions
•• Use black ink or ball-point pen.
If pencil is used for diagrams/sketches/graphs it must be dark (HB or B).
• Fill in the
centre boxesand
number at the top of this
candidate page with your name,
number.
•• Answer
Answer all
thequestions.
questions in the spaces provided
– there may be more space than you need.
Information
•• The total mark for this paper is 110.
The marks for each question are shown in brackets
– use this as a guide as to how much time to spend on each question.
Advice
• Read each question carefully before you start to answer it.
• Try to answer every question.
• your answers if you have time at the end.
Check
Some questions must be answered with a cross in a box . If you change your mind about an
DO NOT WRITE IN THIS AREA
answer, put a line through the box and then mark your new answer with a cross .
1 The diagram shows part of a food web from an oak woodland.
tick blue jay
beetle
ant
squirrel
mouse
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deer
caterpillar
oak tree
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2
■■■■
, (a) (i) Which is the producer in this food web?
(1)
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A beetle
B deer
C oak tree
D tick
(ii) Draw a food chain, from this web, that includes the mouse and contains four
trophic levels.
(2)
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(iii) Which one of these organisms is in two different trophic levels in this
food web?
(1)
A ant
B blue jay
C caterpillar
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D mouse
3
■■■■ Turn over
, (b) A tick is a small spider-like organism that bites and then takes in blood from the
mammals as it feeds.
DO NOT WRITE IN THIS AREA
This is a magnified image of a tick.
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