The reaction centre in PS II has an absorption maxima at

1. 780 nm

2. 680 nm

3. 700 nm

4. 660 nm

Doubtly Asked 30 Oct 2026 NEET UG 2023 Practice test neet Save WhatsApp Report

1 answer

Best answer

Answer: 2. 680 nm

Key idea: The reaction centre of PS II is P680, with absorption maximum at 680 nm.

The reaction centre of PS I is P700 (700 nm). So the answer is 680 nm.

Doubtly AI · 30 Oct 2026 AI-generated · not yet verified Report

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