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GCSE BIOLOGY (9–1): Actual June 2025 PAST PAPER 2: Foundation Tier. All Assessment Questions & Mark Scheme [Edexcel 1BI0/2F]

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GCSE BIOLOGY (9–1): Actual June 2025 PAST PAPER 2: Foundation Tier. All Assessment Questions & Mark Scheme [Edexcel 1BI0/2F] Exam Resource Summary The GCSE Biology (9–1) June 2025 Paper 2: Foundation Tier [Edexcel 1BI0/2F] – All Assessment Questions & Mark Scheme offers the complete official examination paper together with the corresponding mark scheme. This paper evaluates students’ understanding of core biology principles, practical skills, and their ability to interpret, apply, and communicate scientific ideas at the foundation level. The included mark scheme provides clear, structured guidance on how marks are awarded, helping learners understand examiner expectations, common pitfalls, and the level of detail required for full credit responses. This resource is ideal for focused revision, practice under exam conditions, and building confidence ahead of the June 2026 Edexcel GCSE Biology Paper 2 (Foundation Tier) examination. Turn over pituitary insulin adrenal ovaries oestrogen testes pancreas Answer ALL questions. Write your answers in the spaces provided. Some questions must be answered with a cross in a box . If you change your mind about an answer, put a line through the box and then mark your new answer with a cross . 1 (a) Draw one straight line from each hormone to the endocrine gland that produces it.

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GCSE BIOLOGY (9–1): Actual June 2025 PAST PAPER 2: Foundation Tier. All
Assessment Questions & Mark Scheme [Edexcel 1BI0/2F]


Exam Resource Summary

The GCSE Biology (9–1) June 2025 Paper 2: Foundation Tier [Edexcel 1BI0/2F] – All Assessment
Questions & Mark Scheme offers the complete official examination paper together with the
corresponding mark scheme. This paper evaluates students’ understanding of core biology principles,
practical skills, and their ability to interpret, apply, and communicate scientific ideas at the foundation
level. The included mark scheme provides clear, structured guidance on how marks are awarded, helping
learners understand examiner expectations, common pitfalls, and the level of detail required for full-
credit responses. This resource is ideal for focused revision, practice under exam conditions, and
building confidence ahead of the June 2026 Edexcel GCSE Biology Paper 2 (Foundation Tier)
examination.



Turn over

, Answer ALL questions. Write your answers in the spaces provided.

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 (a) Draw one straight line from each hormone to the endocrine gland that
produces it.
(2)

hormone endocrine gland

pituitary



adrenal
insulin


ovaries




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oestrogen
testes



pancreas

(b) Figure 1 shows the concentration of glucose in the blood of a person for a period
of six hours.

10
concentration of
glucose in blood 5
in mmol per dm3
0
12:00 14:00 16:00 18:00
time of day
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Figure 1

(i) State the highest blood glucose concentration during this six hour period.
(1)

mmol per dm3
. ...............................................................




2

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, (ii) Insulin was released from the pancreas at 13:30.
Describe the changes in the concentration of glucose in the blood from
13:30 to 18:00.
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(2)

. .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. .. .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. ... .. .. ... .. .. .. ... .. .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. .. .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. ... .. .. . ......................



. .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. .. .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. . .. .. ... .. .. ... .. .. .. ... .. .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. .. .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. ... .. . . . ......................



. .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. .. .. .. ... .. . . ... .. ... .. .. ... .. .. ... .. .. ... .. ... .. .. ... .. .. .. ... .. .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. .. .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. ... .. . . . ......................



. .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. .. .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. ... .. .. ... .. .. .. ... .. .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. .. .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. ... .. . . . ......................


(c) The cells of people with type 2 diabetes do not respond to insulin.
Describe two ways that a person with type 2 diabetes can control the
concentration of glucose in their blood.
(2)

1 . .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. .. .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. ... .. .. ... .. .. .. ... .. .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. .. .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. ... .. . . . .................
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. .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. .. .. .. . .. .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. ... .. .. ... .. .. .. ... .. .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. .. .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. ... .. . . . ......................



2 . .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. .. .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. ... .. .. ... .. .. .. ... .. .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. .. .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. ... .. . . . .................



. .. .. ... .. .. ... .. ... .. .. . .. .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. .. .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. ... .. .. ... .. .. .. ... .. .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. .. .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. ... .. . . . ......................


(Total for Question 1 = 7 marks)
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, 2 Plants produce glucose by photosynthesis.
(a) Complete the word equation for photosynthesis shown in Figure 2.




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(2)

water + ........................................... ................... glucose + ..............................................................



Figure 2

(b) (i) State why photosynthesis does not occur in the roots of plants.
(1)

. .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. .. .. .. ... . . .. ... .. ... .. .. ... .. .. ... .. .. ... .. ... .. .. ... .. .. .. ... .. .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. .. .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. ... .. . . . ......................



. .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. ... .. .. . .. .. .. ... .. .. ... .. .. .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. ... .. .. ... .. .. .. ... .. .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. .. .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. ... .. . . . ......................


(ii) Which is transported in the phloem?
(1)
A starch
B sucrose




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C urea

D plasma


(c) Chlorophyll is found in green leaf cells.

Describe the role of chlorophyll in leaf cells.
(2)

. .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. .. .. .. ... .. .. ... .. ... .. .. . .. .. .. ... .. .. ... .. ... .. .. ... .. .. .. ... .. .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. .. .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. ... .. . . . ......................



. .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. .. .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. ... .. .. ... .. .. .. ... .. .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. .. .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. ... .. . . . ......................



. .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. . .. .. ... .. .. ... .. .. ... .. .. ... .. .. .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. ... .. .. ... .. .. .. ... .. .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. .. .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. ... .. . . . ......................



. .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. .. .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. ... .. .. ... .. .. .. ... .. .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. .. .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. ... .. . . . ......................
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4

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