Practice question

MCQ

Question

Which of the following occurs during forceful expiration?

Options

Choose one · Correct answer highlighted

Diaphragm contracts Intercostal muscles relax Abdominal muscles contract Both 2 and 3 Correct

Explanation

During forceful expiration, intercostal muscles relax, and abdominal muscles contract to push air out of the lungs. This follows from NCERT principle where relation explains outcome clearly for students.

Share this question

Discussion

Comments

0 comments

Please log in to join the discussion.

No comments yet. Be the first to start the discussion.

Related blogs

Guides and insights connected to this topic

Zoology 06 Sep 2026

Structural Organisation in Animals Biology Notes - Animal Tissues, Cockroach, Earthworm and Frog Morphology and Anatomy

Zoology 06 Sep 2026

Animal Kingdom Biology Notes - Basis of Classification, Non-Chordates, Chordates Phylum and Classes with Examples

Zoology 06 Sep 2026

Practice question

Which of the following occurs during forceful expiration?

Options

Explanation

Comments

Related blogs

Structural Organisation in Animals Biology Notes - Animal Tissues, Cockroach, Earthworm and Frog Morphology and Anatomy

Animal Kingdom Biology Notes - Basis of Classification, Non-Chordates, Chordates Phylum and Classes with Examples

The Living World Biology Notes - Properties of Living Organisms, Taxonomy, Binomial Nomenclature, Taxonomic Categories and Taxonomic Aids

Please allow advertisements on this page