Our Environment
16 CBSE Class 10 Science practice questions with answers and worked solutions.
About this chapter
- Difficulty: 6 easy · 8 moderate · 2 hard.
- Most-asked subtopics: Waste Management (8), Food Chains and Webs (5), Ozone Layer Depletion (2).
- Updated 20 September 2026.
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#1Food Chains and Webs
#2Ecosystem and its Components
#3Waste Management
#4Waste Management
#5Waste Management
Done a few? Here’s your next move
#6Ozone Layer Depletion
#7Waste Management
#8Waste Management
#9Food Chains and Webs
#10Waste Management
#11Food Chains and Webs
#12Food Chains and Webs
#13Food Chains and Webs
#14Waste Management
#15Waste Management
#16Ozone Layer Depletion
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- Carbon and its Compounds36
- Chemical Reactions and Equations47
- Control and Coordination26
- Electricity62
- How do Organisms Reproduce?23
- Life Processes34
- Light — Reflection and Refraction37
- Magnetic Effects of Electric Current25
- Metals and Non-metals46
- The Human Eye and the Colourful World16