Grade boundaries

Cambridge Cambridge IGCSE (9–1) Biology 0970 grade boundaries June 2025

The least raw mark that reached each grade in June 2025, as Cambridge printed it, for the whole subject and each paper.

From Cambridge’s grade boundaries for June 2025: the board’s document.

Grade	0970/51out of 40	0970/61out of 40	0970/62out of 40
9	34	35	36
8	32	33	34
7	30	31	32
6	26	27	29
5	22	23	26
4	19	20	23
3	15	17	20
2	12	14	16
1	9	11	13

Core tier
Grade	Whole subject (11, 31, 51)out of 200	Whole subject (11, 31, 61)out of 200	Whole subject (12, 32, 62)out of 200	0970/11out of 40	0970/12out of 40	0970/31out of 80	0970/32out of 80
5	133	134	127	–	–	–	–
4	117	118	113	26	25	47	42
3	95	97	95	22	21	38	35
2	74	76	77	18	17	28	28
1	53	55	59	14	13	18	21

Extended tier
Grade	Whole subject (21, 41, 51)out of 200	Whole subject (21, 41, 61)out of 200	Whole subject (22, 42, 62)out of 200	0970/21out of 40	0970/22out of 40	0970/41out of 80	0970/42out of 80
9	164	165	178	35	36	62	70
8	147	148	163	32	34	54	62
7	131	132	149	30	32	45	55
6	112	113	132	26	29	38	48
5	93	94	115	22	26	30	40
4	75	76	99	19	23	22	33
3	62	64	81	16	19	18	26
2	50	52	63	14	16	14	18
1	38	40	45	12	13	9	10

Marks for each grade

Paper 0970/51

34 out of 40 on Cambridge 0970 paper 0970/51 was a grade 9 in June 2025.
32 out of 40 on Cambridge 0970 paper 0970/51 was a grade 8 in June 2025.
30 out of 40 on Cambridge 0970 paper 0970/51 was a grade 7 in June 2025.
26 out of 40 on Cambridge 0970 paper 0970/51 was a grade 6 in June 2025.
22 out of 40 on Cambridge 0970 paper 0970/51 was a grade 5 in June 2025.
19 out of 40 on Cambridge 0970 paper 0970/51 was a grade 4 in June 2025.
15 out of 40 on Cambridge 0970 paper 0970/51 was a grade 3 in June 2025.
12 out of 40 on Cambridge 0970 paper 0970/51 was a grade 2 in June 2025.
9 out of 40 on Cambridge 0970 paper 0970/51 was a grade 1 in June 2025.

Paper 0970/61

35 out of 40 on Cambridge 0970 paper 0970/61 was a grade 9 in June 2025.
33 out of 40 on Cambridge 0970 paper 0970/61 was a grade 8 in June 2025.
31 out of 40 on Cambridge 0970 paper 0970/61 was a grade 7 in June 2025.
27 out of 40 on Cambridge 0970 paper 0970/61 was a grade 6 in June 2025.
23 out of 40 on Cambridge 0970 paper 0970/61 was a grade 5 in June 2025.
20 out of 40 on Cambridge 0970 paper 0970/61 was a grade 4 in June 2025.
17 out of 40 on Cambridge 0970 paper 0970/61 was a grade 3 in June 2025.
14 out of 40 on Cambridge 0970 paper 0970/61 was a grade 2 in June 2025.
11 out of 40 on Cambridge 0970 paper 0970/61 was a grade 1 in June 2025.

Paper 0970/62

36 out of 40 on Cambridge 0970 paper 0970/62 was a grade 9 in June 2025.
34 out of 40 on Cambridge 0970 paper 0970/62 was a grade 8 in June 2025.
32 out of 40 on Cambridge 0970 paper 0970/62 was a grade 7 in June 2025.
29 out of 40 on Cambridge 0970 paper 0970/62 was a grade 6 in June 2025.
26 out of 40 on Cambridge 0970 paper 0970/62 was a grade 5 in June 2025.
23 out of 40 on Cambridge 0970 paper 0970/62 was a grade 4 in June 2025.
20 out of 40 on Cambridge 0970 paper 0970/62 was a grade 3 in June 2025.
16 out of 40 on Cambridge 0970 paper 0970/62 was a grade 2 in June 2025.
13 out of 40 on Cambridge 0970 paper 0970/62 was a grade 1 in June 2025.

Core tier, in total (11, 31, 51)

133 out of 200 on Cambridge 0970 Core tier (11, 31, 51) in total was a grade 5 in June 2025.
117 out of 200 on Cambridge 0970 Core tier (11, 31, 51) in total was a grade 4 in June 2025.
95 out of 200 on Cambridge 0970 Core tier (11, 31, 51) in total was a grade 3 in June 2025.
74 out of 200 on Cambridge 0970 Core tier (11, 31, 51) in total was a grade 2 in June 2025.
53 out of 200 on Cambridge 0970 Core tier (11, 31, 51) in total was a grade 1 in June 2025.

Core tier, in total (11, 31, 61)

134 out of 200 on Cambridge 0970 Core tier (11, 31, 61) in total was a grade 5 in June 2025.
118 out of 200 on Cambridge 0970 Core tier (11, 31, 61) in total was a grade 4 in June 2025.
97 out of 200 on Cambridge 0970 Core tier (11, 31, 61) in total was a grade 3 in June 2025.
76 out of 200 on Cambridge 0970 Core tier (11, 31, 61) in total was a grade 2 in June 2025.
55 out of 200 on Cambridge 0970 Core tier (11, 31, 61) in total was a grade 1 in June 2025.

Core tier, in total (12, 32, 62)

127 out of 200 on Cambridge 0970 Core tier (12, 32, 62) in total was a grade 5 in June 2025.
113 out of 200 on Cambridge 0970 Core tier (12, 32, 62) in total was a grade 4 in June 2025.
95 out of 200 on Cambridge 0970 Core tier (12, 32, 62) in total was a grade 3 in June 2025.
77 out of 200 on Cambridge 0970 Core tier (12, 32, 62) in total was a grade 2 in June 2025.
59 out of 200 on Cambridge 0970 Core tier (12, 32, 62) in total was a grade 1 in June 2025.

Core tier, paper 0970/11

26 out of 40 on Cambridge 0970 Core paper 0970/11 was a grade 4 in June 2025.
22 out of 40 on Cambridge 0970 Core paper 0970/11 was a grade 3 in June 2025.
18 out of 40 on Cambridge 0970 Core paper 0970/11 was a grade 2 in June 2025.
14 out of 40 on Cambridge 0970 Core paper 0970/11 was a grade 1 in June 2025.

Core tier, paper 0970/12

25 out of 40 on Cambridge 0970 Core paper 0970/12 was a grade 4 in June 2025.
21 out of 40 on Cambridge 0970 Core paper 0970/12 was a grade 3 in June 2025.
17 out of 40 on Cambridge 0970 Core paper 0970/12 was a grade 2 in June 2025.
13 out of 40 on Cambridge 0970 Core paper 0970/12 was a grade 1 in June 2025.

Core tier, paper 0970/31

47 out of 80 on Cambridge 0970 Core paper 0970/31 was a grade 4 in June 2025.
38 out of 80 on Cambridge 0970 Core paper 0970/31 was a grade 3 in June 2025.
28 out of 80 on Cambridge 0970 Core paper 0970/31 was a grade 2 in June 2025.
18 out of 80 on Cambridge 0970 Core paper 0970/31 was a grade 1 in June 2025.

Core tier, paper 0970/32

42 out of 80 on Cambridge 0970 Core paper 0970/32 was a grade 4 in June 2025.
35 out of 80 on Cambridge 0970 Core paper 0970/32 was a grade 3 in June 2025.
28 out of 80 on Cambridge 0970 Core paper 0970/32 was a grade 2 in June 2025.
21 out of 80 on Cambridge 0970 Core paper 0970/32 was a grade 1 in June 2025.

Extended tier, in total (21, 41, 51)

164 out of 200 on Cambridge 0970 Extended tier (21, 41, 51) in total was a grade 9 in June 2025.
147 out of 200 on Cambridge 0970 Extended tier (21, 41, 51) in total was a grade 8 in June 2025.
131 out of 200 on Cambridge 0970 Extended tier (21, 41, 51) in total was a grade 7 in June 2025.
112 out of 200 on Cambridge 0970 Extended tier (21, 41, 51) in total was a grade 6 in June 2025.
93 out of 200 on Cambridge 0970 Extended tier (21, 41, 51) in total was a grade 5 in June 2025.
75 out of 200 on Cambridge 0970 Extended tier (21, 41, 51) in total was a grade 4 in June 2025.
62 out of 200 on Cambridge 0970 Extended tier (21, 41, 51) in total was a grade 3 in June 2025.
50 out of 200 on Cambridge 0970 Extended tier (21, 41, 51) in total was a grade 2 in June 2025.
38 out of 200 on Cambridge 0970 Extended tier (21, 41, 51) in total was a grade 1 in June 2025.

Extended tier, in total (21, 41, 61)

165 out of 200 on Cambridge 0970 Extended tier (21, 41, 61) in total was a grade 9 in June 2025.
148 out of 200 on Cambridge 0970 Extended tier (21, 41, 61) in total was a grade 8 in June 2025.
132 out of 200 on Cambridge 0970 Extended tier (21, 41, 61) in total was a grade 7 in June 2025.
113 out of 200 on Cambridge 0970 Extended tier (21, 41, 61) in total was a grade 6 in June 2025.
94 out of 200 on Cambridge 0970 Extended tier (21, 41, 61) in total was a grade 5 in June 2025.
76 out of 200 on Cambridge 0970 Extended tier (21, 41, 61) in total was a grade 4 in June 2025.
64 out of 200 on Cambridge 0970 Extended tier (21, 41, 61) in total was a grade 3 in June 2025.
52 out of 200 on Cambridge 0970 Extended tier (21, 41, 61) in total was a grade 2 in June 2025.
40 out of 200 on Cambridge 0970 Extended tier (21, 41, 61) in total was a grade 1 in June 2025.

Extended tier, in total (22, 42, 62)

178 out of 200 on Cambridge 0970 Extended tier (22, 42, 62) in total was a grade 9 in June 2025.
163 out of 200 on Cambridge 0970 Extended tier (22, 42, 62) in total was a grade 8 in June 2025.
149 out of 200 on Cambridge 0970 Extended tier (22, 42, 62) in total was a grade 7 in June 2025.
132 out of 200 on Cambridge 0970 Extended tier (22, 42, 62) in total was a grade 6 in June 2025.
115 out of 200 on Cambridge 0970 Extended tier (22, 42, 62) in total was a grade 5 in June 2025.
99 out of 200 on Cambridge 0970 Extended tier (22, 42, 62) in total was a grade 4 in June 2025.
81 out of 200 on Cambridge 0970 Extended tier (22, 42, 62) in total was a grade 3 in June 2025.
63 out of 200 on Cambridge 0970 Extended tier (22, 42, 62) in total was a grade 2 in June 2025.
45 out of 200 on Cambridge 0970 Extended tier (22, 42, 62) in total was a grade 1 in June 2025.

Extended tier, paper 0970/21

35 out of 40 on Cambridge 0970 Extended paper 0970/21 was a grade 9 in June 2025.
32 out of 40 on Cambridge 0970 Extended paper 0970/21 was a grade 8 in June 2025.
30 out of 40 on Cambridge 0970 Extended paper 0970/21 was a grade 7 in June 2025.
26 out of 40 on Cambridge 0970 Extended paper 0970/21 was a grade 6 in June 2025.
22 out of 40 on Cambridge 0970 Extended paper 0970/21 was a grade 5 in June 2025.
19 out of 40 on Cambridge 0970 Extended paper 0970/21 was a grade 4 in June 2025.
16 out of 40 on Cambridge 0970 Extended paper 0970/21 was a grade 3 in June 2025.
14 out of 40 on Cambridge 0970 Extended paper 0970/21 was a grade 2 in June 2025.
12 out of 40 on Cambridge 0970 Extended paper 0970/21 was a grade 1 in June 2025.

Extended tier, paper 0970/22

36 out of 40 on Cambridge 0970 Extended paper 0970/22 was a grade 9 in June 2025.
34 out of 40 on Cambridge 0970 Extended paper 0970/22 was a grade 8 in June 2025.
32 out of 40 on Cambridge 0970 Extended paper 0970/22 was a grade 7 in June 2025.
29 out of 40 on Cambridge 0970 Extended paper 0970/22 was a grade 6 in June 2025.
26 out of 40 on Cambridge 0970 Extended paper 0970/22 was a grade 5 in June 2025.
23 out of 40 on Cambridge 0970 Extended paper 0970/22 was a grade 4 in June 2025.
19 out of 40 on Cambridge 0970 Extended paper 0970/22 was a grade 3 in June 2025.
16 out of 40 on Cambridge 0970 Extended paper 0970/22 was a grade 2 in June 2025.
13 out of 40 on Cambridge 0970 Extended paper 0970/22 was a grade 1 in June 2025.

Extended tier, paper 0970/41

62 out of 80 on Cambridge 0970 Extended paper 0970/41 was a grade 9 in June 2025.
54 out of 80 on Cambridge 0970 Extended paper 0970/41 was a grade 8 in June 2025.
45 out of 80 on Cambridge 0970 Extended paper 0970/41 was a grade 7 in June 2025.
38 out of 80 on Cambridge 0970 Extended paper 0970/41 was a grade 6 in June 2025.
30 out of 80 on Cambridge 0970 Extended paper 0970/41 was a grade 5 in June 2025.
22 out of 80 on Cambridge 0970 Extended paper 0970/41 was a grade 4 in June 2025.
18 out of 80 on Cambridge 0970 Extended paper 0970/41 was a grade 3 in June 2025.
14 out of 80 on Cambridge 0970 Extended paper 0970/41 was a grade 2 in June 2025.
9 out of 80 on Cambridge 0970 Extended paper 0970/41 was a grade 1 in June 2025.

Extended tier, paper 0970/42

70 out of 80 on Cambridge 0970 Extended paper 0970/42 was a grade 9 in June 2025.
62 out of 80 on Cambridge 0970 Extended paper 0970/42 was a grade 8 in June 2025.
55 out of 80 on Cambridge 0970 Extended paper 0970/42 was a grade 7 in June 2025.
48 out of 80 on Cambridge 0970 Extended paper 0970/42 was a grade 6 in June 2025.
40 out of 80 on Cambridge 0970 Extended paper 0970/42 was a grade 5 in June 2025.
33 out of 80 on Cambridge 0970 Extended paper 0970/42 was a grade 4 in June 2025.
26 out of 80 on Cambridge 0970 Extended paper 0970/42 was a grade 3 in June 2025.
18 out of 80 on Cambridge 0970 Extended paper 0970/42 was a grade 2 in June 2025.
10 out of 80 on Cambridge 0970 Extended paper 0970/42 was a grade 1 in June 2025.

Grade	0970/51out of 40	0970/61out of 40	0970/62out of 40
9	34	35	36
8	32	33	34
7	30	31	32
6	26	27	29
5	22	23	26
4	19	20	23
3	15	17	20
2	12	14	16
1	9	11	13

Grade	Whole subject (11, 31, 51)out of 200	Whole subject (11, 31, 61)out of 200	Whole subject (12, 32, 62)out of 200	0970/11out of 40	0970/12out of 40	0970/31out of 80	0970/32out of 80
5	133	134	127	–	–	–	–
4	117	118	113	26	25	47	42
3	95	97	95	22	21	38	35
2	74	76	77	18	17	28	28
1	53	55	59	14	13	18	21

Grade	Whole subject (21, 41, 51)out of 200	Whole subject (21, 41, 61)out of 200	Whole subject (22, 42, 62)out of 200	0970/21out of 40	0970/22out of 40	0970/41out of 80	0970/42out of 80
9	164	165	178	35	36	62	70
8	147	148	163	32	34	54	62
7	131	132	149	30	32	45	55
6	112	113	132	26	29	38	48
5	93	94	115	22	26	30	40
4	75	76	99	19	23	22	33
3	62	64	81	16	19	18	26
2	50	52	63	14	16	14	18
1	38	40	45	12	13	9	10

Grade	0970/51out of 40	0970/61out of 40	0970/62out of 40
9	34	35	36
8	32	33	34
7	30	31	32
6	26	27	29
5	22	23	26
4	19	20	23
3	15	17	20
2	12	14	16
1	9	11	13

Grade	Whole subject (11, 31, 51)out of 200	Whole subject (11, 31, 61)out of 200	Whole subject (12, 32, 62)out of 200	0970/11out of 40	0970/12out of 40	0970/31out of 80	0970/32out of 80
5	133	134	127	–	–	–	–
4	117	118	113	26	25	47	42
3	95	97	95	22	21	38	35
2	74	76	77	18	17	28	28
1	53	55	59	14	13	18	21

Grade	Whole subject (21, 41, 51)out of 200	Whole subject (21, 41, 61)out of 200	Whole subject (22, 42, 62)out of 200	0970/21out of 40	0970/22out of 40	0970/41out of 80	0970/42out of 80
9	164	165	178	35	36	62	70
8	147	148	163	32	34	54	62
7	131	132	149	30	32	45	55
6	112	113	132	26	29	38	48
5	93	94	115	22	26	30	40
4	75	76	99	19	23	22	33
3	62	64	81	16	19	18	26
2	50	52	63	14	16	14	18
1	38	40	45	12	13	9	10

Grade	0970/51out of 40	0970/61out of 40	0970/62out of 40
9	34	35	36
8	32	33	34
7	30	31	32
6	26	27	29
5	22	23	26
4	19	20	23
3	15	17	20
2	12	14	16
1	9	11	13

Grade	Whole subject (11, 31, 51)out of 200	Whole subject (11, 31, 61)out of 200	Whole subject (12, 32, 62)out of 200	0970/11out of 40	0970/12out of 40	0970/31out of 80	0970/32out of 80
5	133	134	127	–	–	–	–
4	117	118	113	26	25	47	42
3	95	97	95	22	21	38	35
2	74	76	77	18	17	28	28
1	53	55	59	14	13	18	21

Grade	Whole subject (21, 41, 51)out of 200	Whole subject (21, 41, 61)out of 200	Whole subject (22, 42, 62)out of 200	0970/21out of 40	0970/22out of 40	0970/41out of 80	0970/42out of 80
9	164	165	178	35	36	62	70
8	147	148	163	32	34	54	62
7	131	132	149	30	32	45	55
6	112	113	132	26	29	38	48
5	93	94	115	22	26	30	40
4	75	76	99	19	23	22	33
3	62	64	81	16	19	18	26
2	50	52	63	14	16	14	18
1	38	40	45	12	13	9	10