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A level biology a ocr paper 2 Study guides, Class notes & Summaries
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OCR GCE AS LEVEL BIOLOGY A PAPER MARK SCHEME 2 JUNE 2022 ; DEPTH IN BIOLOGY
Exam (elaborations) • 24
pages
• 2023
OCR GCE AS LEVEL BIOLOGY A PAPER MARK SCHEME 2 JUNE 2022 ; DEPTH IN BIOLOGY.
These are exam questions for Ecosystems in Module 6 A level Biology. These questions can come up in your topic test assessments and are also a great way of preparing yourselves for your mocks and exams at the end of the year. Mark scheme is at the end of the document
Ecosystems OCR A Level Exam Questions
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These are exam questions for Ecosystems in Module 6 A level Biology. These questions can come up in your topic test assessments and are also a great way of preparing yourselves for your mocks and exams at the end of the year. Mark scheme is at the end of the document
OCR AS LEVEL JUNE 2022 MARKSHEME BIOLOGY A PAPER 2 DEPTH IN BIOLOGY OCR AS LEVEL JUNE 2022 MARKSHEME BIOLOGY A PAPER 2 DEPTH IN BIOLOGY GCE Biology A H020/02: Depth in biology AS Level Mark Scheme for June 2022 OCR written by NURSING2EXAM www.stuvia.com D
Exam (elaborations) • 30
pages
• 2023
OCR AS LEVEL JUNE 2022 MARKSHEME BIOLOGY A

PAPER 2 DEPTH IN BIOLOGY OCR AS LEVEL JUNE

2022 MARKSHEME BIOLOGY A PAPER 2 DEPTH IN

BIOLOGY GCE Biology A H020/02: Depth in biology AS

Level Mark Scheme for June 2022 OCR

written by

NURSING2EXAM



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OCR AS LEVEL JUNE 2022 MARKSHEME BIOLOGY A PAPER 2

DEPTH IN BIOLOGY

OCR AS LEVEL JUNE 2022 MARKSHEME BIOLOGY A PAPER 2 DEPTH IN BIOLOGY GC...
OCR AS LEVEL JUNE 2022 MARKSHEME BIOLOGY A PAPER 2 DEPTH IN BIOLOGY OCR AS LEVEL JUNE 2022 MARKSHEME BIOLOGY A PAPER 2 DEPTH IN BIOLOGY GCE Biology A H020/02: Depth in biology AS Level Mark Scheme for June 2022 OCR written by NURSING2EXAM www.stuvia.com D
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OCR AS LEVEL JUNE 2022 MARKSHEME BIOLOGY A

PAPER 2 DEPTH IN BIOLOGY OCR AS LEVEL JUNE

2022 MARKSHEME BIOLOGY A PAPER 2 DEPTH IN

BIOLOGY GCE Biology A H020/02: Depth in biology AS

Level Mark Scheme for June 2022 OCR

written by

NURSING2EXAM



Downloaded by: NURSING2EXAM |

Distribution of this document is illegal

Want to earn $1.236

extra per year?

OCR AS LEVEL JUNE 2022 MARKSHEME BIOLOGY A PAPER 2

DEPTH IN BIOLOGY

OCR AS LEVEL JUNE 2022 MARKSHEME BIOLOGY A PAPER 2 DEPTH IN BIOLOGY GC...
OCR 2023 Biology A H020/01: Breadth in biology OCR 2023Biology AH020/01: Breadth in biology AS Level Question Paper & Mark Scheme (Merged)AS Level Question Paper & Mark Scheme (Merged)
OCR 2023 Biology A H020/01: Breadth in biology OCR 2023Biology AH020/01: Breadth in biology AS Level Question Paper & Mark Scheme (Merged)AS Level Question Paper & Mark Scheme (Merged)



Section A

You should spend a maximum of 25 minutes on this section.

Write your answer for each question in the box provided.

1

Which statement describes a problem that has resulted from the increased use of antibiotics?

A

Penicillin can no longer be used to treat infections.

B

Rates of MRSA infection ha...
OCR 2023 Biology A H020/01: Breadth in biology OCR 2023Biology AH020/01: Breadth in biology AS Level Question Paper & Mark Scheme (Merged)AS Level Question Paper & Mark Scheme (Merged)
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OCR 2023 Biology A H020/01: Breadth in biology OCR 2023Biology AH020/01: Breadth in biology AS Level Question Paper & Mark Scheme (Merged)AS Level Question Paper & Mark Scheme (Merged)



Section A

You should spend a maximum of 25 minutes on this section.

Write your answer for each question in the box provided.

1

Which statement describes a problem that has resulted from the increased use of antibiotics?

A

Penicillin can no longer be used to treat infections.

B

Rates of MRSA infection ha...
OCR 2023 Biology A H020/02: Depth in biology AS Level Question Paper & Mark Scheme (Merged)



1

(a) Fig. 1.1 shows two cubes that represent a large and a small multicellular plant.

Fig. 1.1

Large multicellular plant

Small multicellular plant

Length = 2 cm Width = 2 cm Depth = 2 cm

Surface area : volume

= 6:1

(i)

Using the data provided in Fig. 1.1, calculate the surface area : volume of the large multicellular plant.

(ii)

Explain why a large multicellular plant needs a transport syst...
OCR 2023 Biology A H020/02: Depth in biology AS Level Question Paper & Mark Scheme (Merged)
Last document update:
ago
OCR 2023 Biology A H020/02: Depth in biology AS Level Question Paper & Mark Scheme (Merged)



1

(a) Fig. 1.1 shows two cubes that represent a large and a small multicellular plant.

Fig. 1.1

Large multicellular plant

Small multicellular plant

Length = 2 cm Width = 2 cm Depth = 2 cm

Surface area : volume

= 6:1

(i)

Using the data provided in Fig. 1.1, calculate the surface area : volume of the large multicellular plant.

(ii)

Explain why a large multicellular plant needs a transport syst...
OCR 2023 Biology A H420/01: Biological processes A Level Question Paper & Mark Scheme (Merged)



1

Which description of biological molecules is correct?

A

DNA and RNA are both polymers of nucleotides.

B

Hydrolysis of sucrose produces fructose and β-glucose.

C

Proteins are polymers of amino acids and are broken down in condensation reactions.

D

Starch is a polymer of the monosaccharide maltose.



2

Which statement about lipids is correct?

A

Phospholipids are formed by esterificatio...
OCR 2023 Biology A H420/01: Biological processes A Level Question Paper & Mark Scheme (Merged)
Last document update:
ago
OCR 2023 Biology A H420/01: Biological processes A Level Question Paper & Mark Scheme (Merged)



1

Which description of biological molecules is correct?

A

DNA and RNA are both polymers of nucleotides.

B

Hydrolysis of sucrose produces fructose and β-glucose.

C

Proteins are polymers of amino acids and are broken down in condensation reactions.

D

Starch is a polymer of the monosaccharide maltose.



2

Which statement about lipids is correct?

A

Phospholipids are formed by esterificatio...
OCR 2023 Biology B H422/01: Fundamentals of biology A Level Question Paper & Mark Scheme (Merged)



Section A

You should spend a maximum of 40 minutes on this section.

Write your answer for each question in the box provided.

1

The image shows an erythrocyte after being placed in a solution.

Which option explains the appearance of the erythrocyte?

A

The solution was distilled water.

B

The water potential of the solution is equal to the water potential of the cytoplasm of the erythrocyte...
OCR 2023 Biology B H422/01: Fundamentals of biology A Level Question Paper & Mark Scheme (Merged)
Last document update:
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OCR 2023 Biology B H422/01: Fundamentals of biology A Level Question Paper & Mark Scheme (Merged)



Section A

You should spend a maximum of 40 minutes on this section.

Write your answer for each question in the box provided.

1

The image shows an erythrocyte after being placed in a solution.

Which option explains the appearance of the erythrocyte?

A

The solution was distilled water.

B

The water potential of the solution is equal to the water potential of the cytoplasm of the erythrocyte...
OCR 2023 Biology AH420/02: Biological diversity A Level Question Paper & Mark Scheme (Merged)



Section A

You should spend a maximum of 20 minutes on this section.

Write your answer to each question in the box provided.



1

Which option correctly describes a tissue?

A

A group of cells performing similar functions

B

A group of organs performing a specific function

C

A group of similar cells performing a specific function

D

A group of similar cells performing a variety of functions


...
OCR 2023 Biology AH420/02: Biological diversity A Level Question Paper & Mark Scheme (Merged)
Last document update:
ago
OCR 2023 Biology AH420/02: Biological diversity A Level Question Paper & Mark Scheme (Merged)



Section A

You should spend a maximum of 20 minutes on this section.

Write your answer to each question in the box provided.



1

Which option correctly describes a tissue?

A

A group of cells performing similar functions

B

A group of organs performing a specific function

C

A group of similar cells performing a specific function

D

A group of similar cells performing a variety of functions


...
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