Cleaning Waste Disposal Facilities

20 Grade 9 Agriculture questions on Cleaning Waste Disposal Facilities, with worked marking schemes. 20 questions are available on this topic in full.

1. Question 1

   6 marks

   A Grade 9 learner is assigned to clean the kitchen dustbin during a home hygiene practical. Describe the steps the learner should follow to clean and disinfect the dustbin properly.

   (6 marks)

   Marking scheme

   Any 3 steps (2 mks each): put on protective gear e.g. gloves; empty the bin and dispose of the waste appropriately; scrub inside and outside with soap and water/brush; rinse with clean water; apply a disinfectant e.g. diluted bleach; leave it to dry before reuse; wash hands with soap after. Total 6.

2. Question 2

   1 mark

   Why should waste disposal facilities such as dustbins and pits be cleaned regularly?

   A. To increase the number of flies

   B. To control pests, flies and rodents and prevent diseases

   C. To make the waste decompose more slowly

   D. To make the compound look busy

   (1 mark)

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3. Question 3

   1 mark

   Which of the following is the correct sequence for cleaning a household dustbin?

   A. Empty the bin, scrub with soapy water, rinse, then disinfect and dry

   B. Dry the bin first, then add disinfectant and leave it wet

   C. Rinse the full bin, dry it, then empty it

   D. Disinfect the bin, then fill it with waste and rinse

   (1 mark)

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4. Question 4

   4 marks

   State two protective items a learner should use when cleaning a refuse pit, and give one reason for using each.

   (4 marks)

   Marking scheme

   Any 2 (2 mks each = item + reason): gloves - to protect hands from germs/sharp objects; gumboots - to protect feet from contaminated water/injury; apron/overall - to protect clothes/body from dirt; nose mask - to avoid inhaling bad odours/dust. Total 4.

5. Question 5

   1 mark

   A learner on cleaning duty is washing the household dustbin used for kitchen waste. After scrubbing with soapy water, what should be done to control germs and odour?

   A. Leave it wet and closed immediately

   B. Rinse, disinfect and dry it in the sun before reuse

   C. Store food leftovers in it right away

   D. Line it with fresh leftover food

   (1 mark)

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6. Question 6

   1 mark

   After scrubbing a dustbin, why should it be left to dry completely before use?

   A. To increase its weight

   B. To keep it permanently wet

   C. To discourage growth of bacteria and bad smells

   D. To make it rust faster

   (1 mark)

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7. Question 7

   1 mark

   A suitable disinfectant for cleaning a household dustbin at home is:

   A. A diluted bleach (jik) solution

   B. Fresh milk

   C. Cooking oil

   D. Plain sugar solution

   (1 mark)

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8. Question 8

   1 mark

   A learner cleaning the waste disposal area should wash hands thoroughly with soap and water immediately after finishing. The MAIN reason for this is to:

   A. Make the hands smell of soap

   B. Prevent the spread of germs and disease

   C. Cool the hands after work

   D. Soften the skin of the hands

   (1 mark)

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9. Question 9

   1 mark

   A learner on cleaning duty is about to wash the household dustbin. Which protective item should be worn FIRST?

   A. Gloves

   B. A sun hat

   C. A wristwatch

   D. Open sandals

   (1 mark)

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10. Question 10

    5 marks

    During a home hygiene practical, a Grade 9 learner is assigned the task of cleaning the kitchen dustbin (waste bin) and the area around it, which has started producing a bad smell and attracting flies.

    (a) State two reasons why waste disposal facilities such as dustbins should be cleaned regularly. (2 marks)

    (b) Describe the procedure the learner should follow to clean and disinfect the dustbin. (3 marks)

    (5 marks)

    Marking scheme

    (a) Reasons for cleaning waste disposal facilities (any 2 = 2 marks): - To prevent bad smells/odours from decomposing waste. - To prevent breeding and attraction of disease-carrying pests such as flies, cockroaches and rats, thereby preventing disease. (Also acceptable: to maintain general cleanliness/hygiene of the home; to prevent contamination of food and water.) (b) Procedure to clean and disinfect the dustbin (3 marks): 1. Empty all the waste from the bin into the correct disposal point (e.g. compost pit or main collection point) and remove the bin liner. 2. Wash the bin inside and outside with hot soapy water using a brush to remove dirt and stuck waste, then rinse with clean water. 3. Disinfect the bin with a disinfectant solution (e.g. diluted bleach/Jik), rinse if necessary, then dry it (in the sun if possible) and fit a clean liner before returning it to a clean dry place.

11. Question 11

    1 mark

    Which of the following wastes should be separated and burnt or specially disposed rather than thrown into the compost pit?

    A. Plastic bags and polythene

    B. Vegetable peelings

    C. Dry leaves

    D. Fruit remains

    (1 mark)

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12. Question 12

    6 marks

    Explain two reasons why waste disposal facilities in a home should be cleaned regularly, and state one safety precaution to observe while cleaning them.

    (6 marks)

    Marking scheme

    Reasons (any 2, 2 mks each): to control disease vectors like flies/rodents; to prevent bad smells; to prevent breeding of disease-causing organisms; to keep the compound hygienic. Safety precaution (2 mks): wear protective gloves/boots; wash hands after cleaning; use disinfectants safely. Total 6 (2+2+2).

13. Question 13

    1 mark

    Why is it important to disinfect a dustbin after washing it?

    A. To kill disease-causing micro-organisms

    B. To add a pleasant colour to the bin

    C. To increase the amount of waste it holds

    D. To make the bin heavier

    (1 mark)

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14. Question 14

    1 mark

    A family notices a bad smell and many flies around their refuse pit. Which practice would best reduce this problem?

    A. Pouring perfume around the pit

    B. Adding more uncovered kitchen waste to the pit

    C. Leaving the pit open to dry in the sun

    D. Regularly covering the waste with soil and cleaning the area

    (1 mark)

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15. Question 15

    1 mark

    A family notices a bad smell and flies around their compost pit and refuse area. Which practice best keeps the waste disposal facility hygienic?

    A. Leaving the waste uncovered to dry

    B. Regularly covering refuse with soil and cleaning the area routinely

    C. Pouring more water into the pit daily

    D. Adding fresh food waste without ever covering it

    (1 mark)

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16. Question 16

    5 marks

    A Grade 9 learner is responsible for cleaning the dustbins and the refuse pit at home as part of maintaining a healthy compound.

    (a) State two reasons why waste disposal facilities should be cleaned regularly. (2 marks)

    (b) Describe three steps the learner should follow when cleaning a dustbin. (3 marks)

    (5 marks)

    Marking scheme

    (a) Reasons (any two): To prevent breeding of disease-causing organisms and pests such as flies, cockroaches and rodents; to remove bad smells/odours; to prevent the spread of diseases; to keep the compound clean and attractive; to prevent accumulation of harmful waste. (2 marks) (b) Steps when cleaning a dustbin (any three, in logical order): (i) Empty all the waste from the bin into the refuse pit or collection point. (ii) Wash/scrub the bin inside and outside using water and detergent (soap) to remove dirt and stuck waste. (iii) Disinfect the bin using a disinfectant (e.g. jik/diluted bleach) to kill germs. (iv) Rinse and dry the bin in the sun (sun has a disinfecting effect) before lining it/returning it to use. (3 marks, 1 mark each)

17. Question 17

    1 mark

    Before cleaning a household compost pit and the area around the dustbin, a learner is reminded about personal safety. Which precaution is MOST important?

    A. Wearing protective gloves and gumboots and washing hands afterwards

    B. Cleaning the facility with bare hands to feel the waste

    C. Eating while cleaning to save time

    D. Skipping handwashing since the work is done outdoors

    (1 mark)

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18. Question 18

    1 mark

    A dustbin used for kitchen waste should ideally have which feature to keep flies and rodents away?

    A. A soft cloth cover

    B. Several holes on the sides

    C. A tight-fitting lid

    D. A large open top

    (1 mark)

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19. Question 19

    1 mark

    A Grade 9 learner on cleaning duty is tasked with cleaning the household dustbin used for kitchen waste. Which procedure is MOST hygienic and appropriate?

    A. Wipe the outside only and put fresh waste straight back in

    B. Empty it, wash with soapy water, rinse, disinfect and dry before lining and reuse

    C. Pour perfume into the bin to mask the smell

    D. Leave the bin uncovered in the sun for a week without washing

    (1 mark)

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20. Question 20

    4 marks

    A home separates its waste before disposal. Explain two benefits of separating waste at the source before disposal.

    (4 marks)

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