OCR A level Geology H414/01
fundaentals in geology acttual
2026 paper merged with mark
scheme
[Document subtitle]
[DATE]
[COMPANY NAME]
[Company address]
, 1
OCR A level Geology H414/01
fundaentals in geology acttual
2026 paper merged with mark
scheme
INSTRUCTIONS Use black ink. You can use an HB pencil, but only for
graphs and diagrams.
• Write your answer to each question in the space provided. If you need extra
space use the lined pages at the end of this booklet. The question numbers
must be clearly shown.
• Answer all the questions.
• Where appropriate, your answer should be supported with working. Marks
might be given for using a correct method, even if your answer is wrong.
INFORMATION
• The total mark for this paper is 110.
• The marks for each question are shown in brackets [ ].
• Quality of extended response will be assessed in questions marked with an
asterisk (*).
• This document has 32 pages.
ADVICE
• Read each question carefully before you start your answer.
(DE/CB) 346733/5
OCR is an exempt Charity
Turn over
Section A
You should spend a maximum of 35 minutes on this section.
For each question write the letter in the box.
1 What is the correct chemical formula for pyrite?
A FeS
B Fe2S
C FeS2
D FeSO4
Your answer
© OCR 2025
, 2
2 Using Mohs hardness test, which of the following conclusions is correct
for the hardness of calcite?
A > copper coin and < steel nail
B < fingernail
C > fingernail and < copper coin
D > steel nail
Your answer
3 This is a description of an igneous rock:
• Light grey in colour
• Flow-banded
• Fine crystal size
What is the rock type?
A Basalt
B Microdiorite
C Obsidian
D Rhyolite
Your answer
4 The thin section diagram shows a carbonate rock. calcium carbonate
1 mm
mud
© OCR 2026 Turn over
, 3
Use the Dunham classification scheme to identify the rock type shown in
the thin section.
A Grainstone
B Mudstone
C Packstone
D Wackestone
Your answer
5 The diagram shows a cross-section through a sedimentary structure.
Identify the sedimentary structure and the correct way-up.
A Inverted asymmetrical ripple marks
B Inverted cross-bedding
C Right way-up asymmetrical ripple marks
D Right way-up cross-bedding
Your answer
6 The table shows the grain sizes of 16 pebbles collected from a riverbed.
Pebble Grain size
number (mm)
1 24
2 13
3 16
4 12
5 25
6 22
7 9
8 15
© OCR 2025
fundaentals in geology acttual
2026 paper merged with mark
scheme
[Document subtitle]
[DATE]
[COMPANY NAME]
[Company address]
, 1
OCR A level Geology H414/01
fundaentals in geology acttual
2026 paper merged with mark
scheme
INSTRUCTIONS Use black ink. You can use an HB pencil, but only for
graphs and diagrams.
• Write your answer to each question in the space provided. If you need extra
space use the lined pages at the end of this booklet. The question numbers
must be clearly shown.
• Answer all the questions.
• Where appropriate, your answer should be supported with working. Marks
might be given for using a correct method, even if your answer is wrong.
INFORMATION
• The total mark for this paper is 110.
• The marks for each question are shown in brackets [ ].
• Quality of extended response will be assessed in questions marked with an
asterisk (*).
• This document has 32 pages.
ADVICE
• Read each question carefully before you start your answer.
(DE/CB) 346733/5
OCR is an exempt Charity
Turn over
Section A
You should spend a maximum of 35 minutes on this section.
For each question write the letter in the box.
1 What is the correct chemical formula for pyrite?
A FeS
B Fe2S
C FeS2
D FeSO4
Your answer
© OCR 2025
, 2
2 Using Mohs hardness test, which of the following conclusions is correct
for the hardness of calcite?
A > copper coin and < steel nail
B < fingernail
C > fingernail and < copper coin
D > steel nail
Your answer
3 This is a description of an igneous rock:
• Light grey in colour
• Flow-banded
• Fine crystal size
What is the rock type?
A Basalt
B Microdiorite
C Obsidian
D Rhyolite
Your answer
4 The thin section diagram shows a carbonate rock. calcium carbonate
1 mm
mud
© OCR 2026 Turn over
, 3
Use the Dunham classification scheme to identify the rock type shown in
the thin section.
A Grainstone
B Mudstone
C Packstone
D Wackestone
Your answer
5 The diagram shows a cross-section through a sedimentary structure.
Identify the sedimentary structure and the correct way-up.
A Inverted asymmetrical ripple marks
B Inverted cross-bedding
C Right way-up asymmetrical ripple marks
D Right way-up cross-bedding
Your answer
6 The table shows the grain sizes of 16 pebbles collected from a riverbed.
Pebble Grain size
number (mm)
1 24
2 13
3 16
4 12
5 25
6 22
7 9
8 15
© OCR 2025
