Q1. Which of the following does NOT decompose?
Q2. Which practice harms the environment most?
Q3. The primary consumer in a grassland ecosystem is?
Q4. Composting is used for?
Q5. Ozone hole is mostly seen over?
Q6. The physical and biological world where we live is called?
Q7. The process of breaking down of complex substances into simpler ones by bacteria is?
Q8. Which of these is an example of non-biodegradable waste?
Q9. A major cause of deforestation is?
Q10. Which is a non-renewable resource?