Before entering your candidate information for the Pearson Edexcel Level 1/Level 2 GCSE (9-1) on Tuesday 12 May 2020, please check the following details:
Candidate Information
- Candidate Surname
- Other Names
- Centre Number
- Candidate Number
- Foundation Tier
Required Materials
You must have a calculator and ruler for the afternoon paper (Time: 1 hour 10 minutes) with Paper Reference 1SC0/1BF for Combined Science Paper 1.
Instructions
- Use black ink or ball-point pen to fill in the boxes at the top of the page with your name, centre number, and candidate number.
- Answer all questions and show all your working out with your answer clearly identified at the end of your solution.
- Calculators may be used but any diagrams may not be accurately drawn unless otherwise indicated.
Advice
Read each question carefully before starting to answer. Try to answer every question and check your answers if you have time at the end.
Information
The total mark for this paper is 60. The marks for each question are shown in brackets. Use this as a guide as to how much time to spend on each question.
a)
Figure 1 shows three cells and requires the identification of structure X, the function of a flagellum, and one other difference between the bacterial cell and the animal cell.
b)
Substances moving into and out of cells and how oxygen moves into and out of cells using diffusion, osmosis, transpiration, or active transport.
c)
Calculation of the length of the image after a plant leaf cell is magnified 500 times.
a)
The student placed three different sized cubes of agar jelly into separate beakers containing the same concentration of hydrochloric acid and must calculate the distance diffused by hydrochloric acid in one second.
b)
Devising a method to investigate how temperature affects the rate of diffusion using cubes of agar jelly.
c)
Describing the correct movement of a substance by active transport against or down a concentration gradient with or without using energy.
a)
Explanation of how farmers selectively breed chickens to produce larger chickens as shown in Figure 4.
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