Biology

Grade Boundaries — 4BI1

U↑ 28 marks to 1

0 / 180 marks

1 · 28

Each grade's boundary averaged across 13 sessions — every session's own row is in the table below.

Total mark

0 / 180

No per-paper breakdown is published for this qualification's boundaries — enter your total across all papers, the same total Edexcel grades against.

Grade boundaries

Minimum marks for each grade, by exam series
Exam series	Papers	9	8	7	6	5	4	3	2	1
June 2019	1B 2B	134	119	105	94	83	72	61	50	39
June 2019	1BR 2BRR	134	118	102	91	80	70	59	48	37
January 2020	1B 2B	136	120	104	90	77	64	52	41	30
January 2020	1BR 2BRR	134	119	105	94	83	72	60	48	37
November 2021	raw	128	111	94	76	58	40	31	23	15
January 2022	1B 2B	128	111	94	76	58	40	31	23	15
January 2022	1BR 2BRR	128	111	94	76	58	40	31	23	15
June 2022	1B 2B	134	114	95	79	64	49	40	31	23
June 2022	1BR 2BRR	132	111	90	75	60	46	37	29	21
January 2023	1B 2B	134	114	95	79	64	49	40	31	23
January 2023	1BR 2BRR	134	114	95	79	64	49	40	31	23
June 2023	1B 2B	142	124	107	93	79	65	53	41	30
June 2023	1BR 2BRR	146	126	107	93	80	67	55	43	32
November 2023	1B 2B	142	124	107	93	79	66	54	42	31
June 2024	1B 2B	141	126	111	96	82	68	56	44	33
June 2024	1BR 2BRR	141	126	111	97	83	69	57	46	35
November 2024	1B 2B	141	126	111	96	82	68	56	44	33
June 2025	1B 2B	140	124	109	94	79	65	54	43	32
June 2025	1BR 2BRR	144	127	111	96	81	67	56	45	34
November 2025	1B 2B	130	115	100	86	73	60	50	41	32
June 2026	1B 2B	142	127	112	97	82	67	55	43	32
June 2026	1BR 2BRR	146	131	117	104	92	80	64	49	34

Source: official Edexcel grade-boundary documents — every file sha256-recorded in the syllabai-resources GradeBoundaries lane. A boundary is the minimum mark for the grade.