GCSE COMBINED SCIENCE: TRILOGY – BIOLOGY PAPER 2F QUESTION AND ANSWERS (FOUNDATION TIER)

GCSE COMBINED SCIENCE:
TRILOGY – BIOLOGY PAPER
2F QUESTION AND ANSWERS
(FOUNDATION TIER)
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, GCSE Combined Science: Trilogy – Biology Paper 2F (Foundation Tier)

June
Time allowed: 1 hour 15 minutes



Question 1

01.1 Why is peat removed from peat bogs?

• To increase biodiversity

• [✓] To produce garden compost (1 mark) (AO1 4.7.3.3)

• To protect rare habitats

01.2 Name one type of organism that causes decay.

• Microorganism(s) / bacteria / fungi (1 mark) (AO1 4.7.2.2)

01.3 Complete the sentences:

• The gas used for respiration is oxygen.

• The gas produced by respiration is carbon dioxide. (2 marks) (AO1 4.7.2.2)

01.4 Calculate the area of frozen peat bogs:

• 3,700,000 × (46/100) (1 mark) (AO2 4.7.3.3)

01.5 Suggest why frozen peat bogs are decreasing.

• Climate change / global warming (1 mark) (AO2 4.7.3.5)

01.6 Two human activities decreasing land availability:

• [✓] Building factories

• [✓] Quarrying rocks (2 marks) (AO1 4.7.3.3)



Question 2

02.1 Identify variables in Table 1:

• Distractions: Control variable

• Reaction time: Dependent variable

• Type of stimulus: Independent variable (3 marks) (AO2 4.5.2)

02.2 Method improvement: