Sources of Waste - Competency Based & Assertion-Reasoning Questions
Practice questions testing deep understanding of biodegradable vs non-biodegradable waste.
Health & Hygiene Notes - Competency Based & Assertion-Reasoning Questions
Extended practice questions testing comprehensive understanding of health and hygiene concepts.
Created by Titas Mallick
Biology Teacher • M.Sc. Botany • B.Ed. • CTET (CBSE) • CISCE Examiner
Practice questions testing deep understanding of composting, incineration, and recycling.
Q1. A city council is debating whether to manage its massive organic waste problem by building an incinerator (to burn it) or a large-scale composting facility. Provide one biological reason why composting is ecologically superior to incineration for organic waste.
Q2. Assertion (A): Recycling paper saves trees but consumes more energy than making fresh paper from scratch. Reason (R): The chemical process of stripping ink from old paper is more energy-intensive than cutting and pulping raw timber.
/Class-9/Competency-Based-Questions/7_2_Safe_Disposal_Methods_CBQ.mdxSources of Waste - Competency Based & Assertion-Reasoning Questions
Practice questions testing deep understanding of biodegradable vs non-biodegradable waste.
Health & Hygiene Notes - Competency Based & Assertion-Reasoning Questions
Extended practice questions testing comprehensive understanding of health and hygiene concepts.