Question bank

Biology

NEET BiologyClass 11Red and white fibresMediumAssertion–Reason

Question 7 of 10

Muscle fibres are classified as red or white. Evaluate the Assertion and Reason.

  • Assertion (A): Red muscle fibres depend mainly on aerobic respiration for energy.
  • Reason (R): Red fibres have a high amount of myoglobin and plenty of mitochondria, and they utilise large amounts of oxygen.

More NEET Biology chapters

All chapters

© 2026 Lumi (Aikolumi Software Pvt Ltd). Original questions written by Lumi. Free to view and practise on this site. Copying, republishing or reproducing these questions, options or solutions, in print or online, is not permitted.

The Lumi app

Practising is step one. Knowing what to practise next is the hard part

The Lumi app tracks every answer, finds the concepts you're losing marks on, and schedules your revision with FSRS before you forget.

Start learning free