First Term Examination Basic Science Primary 5 First Term Lesson Notes Week 13

Week 13: Examination of the Topics Covered

Subject: Basic Science
Class: Primary 5
Term: First Term
Week: 13
Duration: 1 hour 30 minutes

Exam Instructions

For Teachers:

1. Preparation: Ensure all materials are ready before the exam begins. Arrange the classroom to avoid any potential cheating.
2. Monitoring: Supervise the exam carefully. Walk around the room to make sure students are following the rules.
3. Instructions: Clearly explain the instructions to students before starting the exam. Remind them of the importance of honesty.
4. Prohibited Items: Make sure students have no unauthorized items like phones or notes on their desks.
5. Support: Assist students if they have questions about the exam format, but do not help with answers.

For Students:

1. Integrity: Answer all questions honestly. Cheating is unfair to others and yourself.
2. Attention: Read each question carefully before answering. Make sure you understand what is being asked.
3. Time Management: Keep track of your time to ensure you can complete all parts of the exam.
4. Quiet: Maintain silence during the exam to avoid disturbing others.
5. Clarification: If you do not understand a question, raise your hand and ask for clarification.

Part A: Objective Questions (30 Marks)

Instructions: Fill in the blanks with the correct option (a, b, c, or d).

1. The process where soil is worn away by wind or water is called ______.
   a) Erosion
   b) Pollution
   c) Recycling
   d) Composting
2. A common type of land pollution is ______.
   a) Littering
   b) Noise
   c) Water
   d) Wind
3. ______ is an agent of pollination.
   a) Soil
   b) Bees
   c) Rocks
   d) Water
4. To reduce noise pollution, we can ______.
   a) Increase traffic
   b) Use quieter machinery
   c) Play loud music
   d) Burn waste
5. Pollutants in the air can cause ______.
   a) Clean water
   b) Hearing loss
   c) Fresh air
   d) Healthy plants
6. Recycled materials can be used to make ______.
   a) New products
   b) Polluted water
   c) Landfills
   d) Noise
7. The process of turning waste into new products is called ______.
   a) Composting
   b) Incineration
   c) Recycling
   d) Disposal
8. Plants that need insects for pollination are said to use ______.
   a) Anemophily
   b) Entomophily
   c) Hydrophily
   d) Zoophily
9. Water pollution can be caused by ______.
   a) Clean air
   b) Chemicals
   c) Noise
   d) Trees
10. The main source of air pollution is ______.
    a) Factory smoke
    b) Flowers
    c) Fresh air
    d) Plants
11. ______ is a way to dispose of waste safely.
    a) Recycling
    b) Burning
    c) Leaving on the ground
    d) Burying
12. Biodegradable waste ______.
    a) Decomposes naturally
    b) Never decomposes
    c) Is non-recyclable
    d) Is made of plastic
13. The transfer of pollen from one flower to another is called ______.
    a) Germination
    b) Pollination
    c) Photosynthesis
    d) Fertilization
14. The effect of erosion can be seen in ______.
    a) Soil erosion
    b) Water conservation
    c) Healthy plants
    d) Clean air
15. Air pollutants can be reduced by ______.
    a) Increasing vehicle use
    b) Planting trees
    c) Burning waste
    d) Using plastic bags
16. The main agents of pollination include ______.
    a) Wind and water
    b) Rocks and soil
    c) Sunlight and heat
    d) Temperature and light
17. The removal of waste by recycling helps to ______.
    a) Increase pollution
    b) Reduce landfill use
    c) Create more waste
    d) Increase waste production
18. A common source of land pollution is ______.
    a) Litter
    b) Clean water
    c) Fresh air
    d) Plants
19. Noise pollution can be caused by ______.
    a) Quiet places
    b) Loud music
    c) Clean air
    d) Nature sounds
20. The process of recycling involves ______.
    a) Throwing away waste
    b) Turning waste into new materials
    c) Burning all waste
    d) Increasing waste production
21. To manage erosion, we can ______.
    a) Remove vegetation
    b) Plant trees
    c) Leave soil bare
    d) Increase deforestation
22. The impact of water pollution includes ______.
    a) Cleaner rivers
    b) Harm to aquatic life
    c) Improved soil
    d) Healthy plants
23. The petals of a flower help to ______.
    a) Attract pollinators
    b) Absorb water
    c) Provide shelter
    d) Create seeds
24. Methods to control land pollution include ______.
    a) Recycling
    b) Burning waste
    c) Increasing litter
    d) Creating more waste
25. Air pollution can be caused by ______.
    a) Factory emissions
    b) Fresh air
    c) Trees
    d) Soil
26. Pollination helps plants to ______.
    a) Produce seeds
    b) Increase waste
    c) Reduce soil
    d) Decrease air quality
27. A source of noise pollution is ______.
    a) Quiet areas
    b) Loud vehicles
    c) Clean water
    d) Fresh air
28. To prevent water pollution, we should ______.
    a) Dispose of chemicals properly
    b) Pollute rivers
    c) Ignore waste
    d) Increase waste
29. Non-biodegradable waste ______.
    a) Decomposes naturally
    b) Is harmful to the environment
    c) Can be recycled easily
    d) Is made from organic materials
30. The role of bees in pollination is to ______.
    a) Carry pollen from flower to flower
    b) Increase pollution
    c) Decrease soil quality
    d) Create waste

Part B: Theory Questions (30 Marks)

Instructions: Answer the following short answer questions.

1. Define erosion and provide an example.
2. What are two ways to control land pollution?
3. Describe the process of pollination in plants.
4. How can recycling reduce waste in our environment?
5. Name three sources of water pollution.
6. What are the effects of air pollution on human health?
7. How does noise pollution affect people?
8. List the steps involved in the recycling process.
9. Explain how plants benefit from pollination.
10. What are the benefits of maintaining a healthy environment?
11. Describe one method to prevent water pollution.
12. How does land pollution affect the environment?
13. What is the role of petals in the pollination process?
14. Name and describe two types of waste.
15. How can we manage erosion effectively?
16. What are the effects of water pollution on aquatic life?
17. How can recycling materials help the environment?
18. What is the impact of noise pollution on sleep?
19. Describe one way to reduce air pollution.
20. How does composting benefit the environment?
21. Name and explain two agents of pollination.
22. What can be done to control land pollution in your community?
23. Describe the effects of erosion on soil.
24. How can plants use wind for pollination?
25. What are the advantages of a clean environment?
26. Explain how water pollution can be prevented.
27. What are the effects of land pollution on human health?
28. How do animals contribute to pollination?
29. Describe the impact of air pollution on plant growth.
30. What are the benefits of reducing waste?

Part C: True or False Questions (30 Marks)

Instructions: Write True or False for each statement.

1. Erosion only affects plants and not soil.
2. Recycling helps to reduce the amount of waste in landfills.
3. Noise pollution can be caused by loud music and traffic.
4. All types of waste decompose easily in the environment.
5. Pollination helps plants to reproduce and produce seeds.
6. Water pollution can be caused by chemicals and litter.
7. The petals of a flower are important for attracting pollinators.
8. Air pollution improves the quality of plants and crops.
9. Composting is a method of reducing waste by turning it into useful materials.
10. Land pollution includes pollution from chemicals and waste.
11. Pollination by insects is called entomophily.
12. Biodegradable waste does not break down naturally.
13. Pollination by wind is known as anemophily.
14. Recycling helps to increase waste production.
15. All plants use animals for pollination.
16. Water pollution can affect the health of aquatic life.
17. Reducing air pollution improves the quality of life.
18. Noise pollution can cause hearing problems and stress.
19. Land pollution can be managed by proper waste disposal and recycling.
20. Erosion only happens during heavy rain.
21. Pollination by wind is called hydrophily.
22. Non-biodegradable waste is harmful to the environment.
23. Recycling helps to make new products from old materials.
24. The main source of water pollution is clean rivers.
25. Pollination helps in the production of fruits and seeds.
26. Composting helps to reduce the amount of waste going to landfills.
27. Plants cannot benefit from animal pollinators.
28. Noise pollution only affects the environment and not human health.
29. Erosion can be controlled by planting vegetation.
30. Clean air is a result of effective pollution control measures.

Note to Teacher: Ensure that students understand each part of the exam. Check their answers thoroughly and provide feedback to help them improve.

First Term Examination

Basic Science and Technology

Primary 5

Part A ( Objectives )

Instructions : Answer the following questions by picking the best option from the given alternatives

1. Pollution simply means to _____________________________ a. purify b. contaminate c. pamper
2. To defile or make unfit for both man’s and animals’ use is ______________ a. pollution b. parade c. paramount
3. __________ factors are living things in the environment. a. Abiotic b. Biotic  c. Criminal
4. Pollution makes the environment __________ for both plants and animals . a. safe b. unsafe  c. unique
5. ________________ are things that cause pollution. a. Pollutants b. Environment c. Elements
6. __________ pollution affects the air . a. Air b. Water c. Land
7. ___________ pollution involves the contamination of water there by making it unsafe for drinking a. Air b. Water c. Land
8. ___________ is an example of air pollutant a. Dust b. Rain c. Forest
9. Oil spillage is an example of ______________ pollution a. Water b. Air c. Land
10. Making old useless materials useful again is known as ______________ a. resurrection b. revival c. recycling
11. Old Plastic bottles and paper can be recycled. ___________ a, Yes b. no c. not sure
12. ________ is the washing away of the upper part of the soil by wind or water . a . erosion b. Bacterial c. Removal
13. A dead decaying rat is an example of _________ pollution a. Water b. Land c. Air
14. Tear gas is an example of ___________ pollutant . a. Air b. water c. land
15. Proper ventilation of rooms or bedrooms could be one of the possible solutions to _________ pollution . a. water b. air  c. land
16. __________________ erosion occurs when there is a rapid movement of water or strong wind that removes the cover soil surface . a. rill b. Gulley c. Percolation
17. ___________ erosion is easily notices in the temperate arid desert region of the world . a. Water b. Gulley c. Wind
18. One of the causes of erosion is too much _________. a. rainfall b. sunlight  c. money
19. Erosion can be controlled by building ______________ a. bridges b. ridges c. stiches
20. Deforestation means indiscriminate __________ of tress a. felling b. falling c. fallen

Part B Theory 

Write out answer to the following  questions . Pay attention to spellings , legibility and  proper usage of punctuation marks .

Answer any five questions.

1. What is pollution ?
2. What is erosion ?
3. What is afforestation ?
4. Mention two air pollutants
5. Mention two effects of air pollution .
6. Write out two ways of solving the problems of air pollution .
7. Mention two types of erosion .
8. Mention two ways of controlling erosion
9. Mention two water pollutants
10. What is deforestation ?