Practice question

MCQ

Question

Which of the following is an incorrect statement about the nitrogen cycle?

Options

Choose one · Correct answer highlighted

Denitrification converts nitrates into nitrogen gas Nitrogen fixation makes atmospheric nitrogen available to plants Plants directly absorb nitrogen gas from the atmosphere Correct Decomposers release nitrogen from organic matter into the soil

Explanation

Plants cannot absorb nitrogen gas directly from the atmosphere; they depend on nitrogen-fixing bacteria to convert it into usable forms.

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

Class IX Science 14 Sep 2026

Tissues in Action Notes - Plant and Animal Tissues, Meristematic, Epithelial, Connective and Muscular

Explore how cells form tissues in plants and animals, covering meristematic, epithelial, connective and muscular types, and why their structures differ.

Class IX Science 14 Sep 2026

Exploring Mixtures and their Separation Notes - Types of Mixtures, Separation Methods and Solutions

Learn how mixtures are classified as homogeneous or heterogeneous and discover basic separation methods such as filtration, evaporation and distillation.

Class IX Science 14 Sep 2026

Journey Inside the Atom Notes - Atomic Structure, Bohr Model and Electronic Configuration

Explore the fundamentals of atoms, from ancient ideas to Dalton's theory, Bohr's model, and electronic configuration in clear notes.