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AQA GCSE BIOLOGY PAPER 1 QUESTION PAPER 2023 (8461/1F: Foundation Tier). DOWNLOAD OFFICIAL AND VERIFIED AQA GCSE BIOLOGY PAPER 1 QUESTION PAPER 2023 ON www.leakedexams.com.
 1 Plants are made of cells, tissues and organs.
0 1 . 1 Which part of a plant is the largest?
[1 mark]
Tick () one box.
A guard cell
A leaf
A root hair
Students investigated the effect of concentration of salt solution on the mass of pieces
of potato.
This is the method used.
1. Cut two pieces of potato to the same size.
2. Record the mass of each piece of potato.
3. Place one piece of potato into a beaker containing a dilute salt solution.
4. Place the other piece of potato into a beaker containing a concentrated salt
solution.
5. After 20 minutes, remove each piece of potato from its solution.
6. Record the change in mass of each piece of potato.
7. Repeat steps 1 to 6 two more times.
Table 1 shows the results.
Table 1
Solution
Change in mass of piece of potato in grams
Test 1 Test 2 Test 3 Mean
Dilute salt solution 1.1 1.1 1.4 X
Concentrated salt solution −7.2 −6.8 −32.4 −7.0
| Author | OCR KING |
| Published | 30 Jul 2024 |
| Included files | |
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