Our Environment
Science · Grade 10 · Week 25 · 25 questions
Our environment is a delicate web of living and non-living things that depend on each other. Understanding ecosystems and environmental challenges is essential for protecting the planet.
What you'll practise
- Identify types and sources of pollution
- Explain how ecosystems maintain balance
- Understand the importance of biodiversity
- Describe conservation methods and their impact
All 25 questions in this Our Environment quiz
Grade 10 Science — Our Environment: 25 practice questions with instant scoring and explanations.
- An ecosystem consists of:
- A food chain represents:
- A food web is:
- Trophic levels are determined by:
- In food chain: Plant → Herbivore → Carnivore, which is primary consumer?
- The 10% law in ecology states that:
- Biological magnification is:
- DDT is an example of:
- Ozone depletion is mainly caused by:
- The ozone hole is primarily observed over:
- Ozone layer protects Earth from:
- Biodegradable waste can be decomposed by:
- Non-biodegradable materials include:
- Landfills are used to:
- Composting is a method of:
- Waste hierarchy from best to worst option is:
- Eutrophication is caused by:
- Acid rain is caused by emissions of:
- Global warming is primarily caused by:
- Greenhouse gases trap:
- Producers in an ecosystem are:
- Decomposers in ecosystem are:
- The primary source of energy for all ecosystems is:
- Carrying capacity of environment refers to:
- Solid waste management involves:
Question 1 of 250 correct so far