Level: JHS, Basic 7 | Subject: Integrated Science | Strand: Humans and the Environment | Topic: Understanding the Environment
Read the summary notes first, then try these questions. Go back to the summary notes for this topic.
Part A has 20 tick-box questions. Part B has 5 essay questions with a marking guide at the bottom.
Test Yourself: 20 Objective Questions
Tick one answer for each question, then press Review answer. If your answer is wrong, it will be marked first, then the correct answer will show in green.
1. The environment is
2. Which is a biotic component of the environment?
3. Which is an abiotic component of the environment?
4. A forest or river is part of the
5. A school building and a road form part of the
6. Which of these is NOT an abiotic factor?
7. Air pollution can be caused by
8. Dumping waste into rivers causes
9. Illegal mining (galamsey) pollutes
10. Loud music and heavy machines cause
11. Removal of vegetation from the soil can lead to
12. Cutting down trees without replacing them is called
13. Planting trees where forests were removed is
14. Which action protects the environment?
15. Acid rain is caused by
16. The main reason for protecting water bodies is that
17. A school environmental club helps pupils to
18. Why should we avoid bush burning?
19. Which resource is renewable if well managed?
20. Environmental laws are made to
Essay Questions
- (a) What is the environment? (b) Distinguish between biotic and abiotic components with two examples each. (6 marks)
- State four types of pollution and one cause of each. (8 marks)
- Describe four effects of deforestation. (4 marks)
- Explain four ways of protecting the environment. (4 marks)
- Explain why galamsey is harmful to a community. (3 marks)
Essay Questions: Marking Guide for Teachers and Parents
- (a) Everything around us, living and non-living (2). (b) Biotic: living things, e.g. plants, animals (2). Abiotic: non-living things, e.g. air, water, soil (2).
- Any four pairs (2 marks each): air pollution from vehicle fumes, water pollution from dumped waste, soil pollution from chemicals or plastic, noise pollution from loud music.
- Any four: soil erosion, loss of habitat, less rainfall, flooding, loss of timber, climate change (1 mark each).
- Any four: plant trees, keep surroundings clean, avoid bush burning, stop illegal mining, obey laws, recycle waste (1 mark each).
- Pollutes rivers and drinking water (1). Destroys farmlands and forests (1). Causes diseases and leaves dangerous pits (1).
Education Always (education.inspiringalways.com). Original practice questions, not official WAEC or BECE questions.