Biology Paper 21
May / June 2023·5090·7 questions
Mock exam: 75 min, official timing
Question paper
Question 1
Question 2
Question 3
Question 4
Question 5
Question 6
Question 7
Mark scheme
Question 1
1(a)[3]
1(b)[4]
Question 2
2(a)(i)[6]
2(a)(ii)[4]
2(a)(iii)[2]
2(b)[3]
Question 3
3(a)[2]
3(b)[3]
3(c)[5]
3(d)[2]
Question 4
4(a)(i)[4]
4(a)(ii)[2]
4(b)[5]
Question 5
5(a)(i)[4]
5(a)(ii)[1]
5(b)(i)[3]
5(b)(ii)[2]
5(c)[3]
Question 6
6(a)(i)[1]
6(a)(ii)[1]
6(a)(iii)[1]
6(a)(iv)[1]
6(b)[3]
6(c)[5]
Question 7
7(a)[5]
7(b)[5]