Breadth in biology - Study guides, Revision notes & Summaries
Looking for the best study guides, study notes and summaries about Breadth in biology? On this page you'll find 231 study documents about Breadth in biology.
Page 4 out of 231 results
Sort by
-
OCR 2024 GCSE (9–1) Biology B (Twenty First Century Science) J257/03 Breadth in biology (Higher Tier) Question Paper and Mark Scheme Merged
- Exam (elaborations) • 57 pages • 2024
-
- £6.27
- + learn more
OCR 2024 GCSE (9–1) Biology B (Twenty First Century Science) J257/03 Breadth in biology (Higher Tier) Question Paper and Mark Scheme Merged
-
OCR 2024 GCSE (9–1) Biology B (Twenty First Century Science)J257/01 Breadth in biology (Foundation Tier) Question Paper and Mark Scheme Merged
- Exam (elaborations) • 61 pages • 2024
-
- £6.27
- + learn more
OCR 2024 GCSE (9–1) Biology B 
(Twenty First Century Science)J257/01 Breadth in biology (Foundation Tier) Question Paper and Mark Scheme Merged
-
OCR 2023 GCSE Biology B Twenty First Century Science J257/03: Breadth in Biology (Higher Tier) Question Paper & Mark Scheme (Merged
- Exam (elaborations) • 54 pages • 2024
- Available in package deal
-
- £6.27
- + learn more
2 
© OCR 2023 
1 (a) (i) Complete the table to compare cellular aerobic and anaerobic respiration in humans. 
Tick () the correct boxes in each row. 
[3] 
(ii) Which statement about respiration is correct? 
Tick () one box. 
Aerobic respiration produces more ATP than anaerobic respiration. 
Anaerobic respiration produces more ATP than aerobic respiration. 
Both aerobic and anaerobic respiration produce the same amount of ATP. 
Neither aerobic or anaerobic respiration produces ATP. 
[1] 
(b) H...
-
OCR AS Level Biology A H020/01 Sample Question Paper 1 June 2022- Breadth in biology.
- Exam (elaborations) • 37 pages • 2023
- Available in package deal
-
- £10.20
- + learn more
OCR AS Level Biology A H020/01 Sample Question Paper 1 June 2022- Breadth in biology. 
• Use black ink. You may use an HB pencil for graphs and diagrams. 
• Complete the boxes above with your name, centre number and candidate number. 
• Answer all the questions. 
• Where appropriate, your answers should be supported with working. Marks may 
be given for a correct method even if the answer is incorrect. 
2 
Section A 
You should spend a maximum of 25 minutes on this section. 
Answer all t...
-
OCR AS LEVEL BIOLOGY A H020/01 JUNE 2022 ACTUAL QUESTION PAPER - Breadth in Biology.
- Exam (elaborations) • 25 pages • 2023
- Available in package deal
-
- £10.20
- + learn more
OCR AS LEVEL BIOLOGY A H020/01 JUNE 2022 ACTUAL QUESTION PAPER - Breadth in Biology. 
SECTION A 
You should spend a maximum of 25 minutes on this section. 
Write your answer for each question in the box provided. 
Answer all the questions. 
1 The graph below shows the results of an osmosis experiment investigating the effect of changing 
the concentration of sodium chloride (NaCl) on mass of potatoes. 
10 
5 
Percentage 
change in 0 
mass 
–5 
–10 
Which concentration of NaCl causes equal mo...
Make study stress less painful
-
OCR AS LEVEL BIOLOGY A H020/01 JUNE 2022 ACTUAL QUESTION PAPER - Breadth in Biology.
- Exam (elaborations) • 25 pages • 2023
- Available in package deal
-
- £10.20
- + learn more
OCR AS LEVEL BIOLOGY A H020/01 JUNE 2022 ACTUAL QUESTION PAPER - Breadth in Biology. 
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 correc...
-
OCR AS Level Biology A H020/01 JUNE 2023 MARK SCHEME: Breadth in biology
- Exam (elaborations) • 25 pages • 2023
- Available in package deal
-
- £14.12
- + learn more
This is the final mark scheme
-
OCR 2023 GCSE Biology B Twenty First Century Science J257/01: Breadth in Biology (Foundation Tier) Question Paper & Mark Scheme (Merged
- Exam (elaborations) • 58 pages • 2024
- Available in package deal
-
- £6.27
- + learn more
3 
© OCR 2023 Turn over 
"The larger the animal, the more chromosomes it has in each body cell." 
1 (a) Write these structures in order of size. 
Cell Chromosome Gene Nucleotide Nucleus 
Smallest ..................................... 
..................................... 
..................................... 
..................................... 
Largest ..................................... [4] 
(b) The table shows the number of chromosomes that different animals have in each body cell. 
...
-
OCR GCSE (9–1) Biology B (Twenty First Century Science) J257/03 Breadth in biology (Higher Tier) QUESTION PAPER AND MARK SCHEME (MERGED)
- Exam (elaborations) • 68 pages • 2024
- Available in package deal
-
- £7.68
- + learn more
OCR 
GCSE (9–1) Biology B 
(Twenty First Century 
Science) 
J257/03 Breadth in biology 
(Higher Tier) 
QUESTION PAPER AND MARK SCHEME (MERGED)
-
OCR AS Level Biology A H020/01 JUNE 2022 ACTUAL QUESTION PAPER> Breadth in biology
- Exam (elaborations) • 24 pages • 2023
- Available in package deal
-
- £12.55
- + learn more
OCR AS Level Biology A H020/01 JUNE 2022 ACTUAL QUESTION PAPER> Breadth in biology
Study stress? For sellers on Stuvia, these are actually golden times. KA-CHING! Earn from your revision notes too and start uploading now. Discover all about earning on Stuvia