Constructing a Suspended Garden

18 Grade 7 Agriculture questions on Constructing a Suspended Garden, with worked marking schemes. 18 questions are available on this topic in full.

1. Question 1

   1 mark

   Which of the following materials is MOST suitable for holding soil in a suspended garden?

   A. A metal sheet

   B. A glass jar

   C. A block of stone

   D. A sisal sack (gunny bag)

   (1 mark)

   Marking scheme for this question

   Create a free account to see it

2. Question 2

   4 marks

   Give two reasons why fertile top soil mixed with manure is used to fill a suspended garden instead of ordinary subsoil.

   (4 marks)

   Marking scheme for this question

   Create a free account to see it

3. Question 3

   1 mark

   What is the MAIN advantage of a suspended garden in an urban area?

   A. It cannot grow vegetables

   B. It requires a very large piece of land

   C. It saves space by growing crops in a small area

   D. It only works on large farms

   (1 mark)

   Marking scheme for this question

   Create a free account to see it

4. Question 4

   1 mark

   Which crops are MOST suitable for growing in a suspended garden?

   A. Large trees such as mango

   B. Deep-rooted crops such as cassava

   C. Vegetables such as spinach and kale

   D. Tall crops such as maize

   (1 mark)

   Marking scheme for this question

   Create a free account to see it

5. Question 5

   3 marks

   Explain three advantages of using a suspended garden for a family living in a town with a small plot.

   (3 marks)

   Marking scheme

   Any 3 (1 mark each): saves space by growing many plants in a small area; provides fresh vegetables for the household; can utilise small/idle spaces like verandas or backyards; easy to water and manage; reduces the cost of buying vegetables; controls weeds and soil-borne pests better than open ground.

6. Question 6

   1 mark

   A family living in a town with very little ground space wants to grow vegetables using sacks and old containers raised off the ground. What is the MAIN advantage of a suspended (vertical/container) garden for them?

   A. It allows crop production in small spaces with limited land

   B. It removes the need to water the plants at all

   C. It works only on very large farms

   D. It prevents any vegetables from growing

   (1 mark)

   Marking scheme for this question

   Create a free account to see it

7. Question 7

   1 mark

   A learner living in a house with a very small compound wants to grow vegetables. Which type of garden is MOST suitable for this situation?

   A. A terraced hillside farm

   B. A large open field

   C. A commercial plantation

   D. A suspended garden

   (1 mark)

   Marking scheme for this question

   Create a free account to see it

8. Question 8

   1 mark

   Which tool would a learner use to make planting holes on the sides of a sack garden?

   A. A milking bucket

   B. A watering can

   C. A sharp knife or panga

   D. A wheelbarrow

   (1 mark)

   Marking scheme for this question

   Create a free account to see it

9. Question 9

   1 mark

   To ensure good drainage in a suspended garden, the soil should be mixed with:

   A. Only clay

   B. Plastic pieces

   C. Stones only

   D. Sand and manure

   (1 mark)

   Marking scheme for this question

   Create a free account to see it

10. Question 10

    5 marks

    A family living in a town with very little land wants to grow spinach and herbs using a suspended (hanging) garden made from used sacks and containers.

    (a) State THREE benefits of using a suspended garden in such an urban home. (3 marks)

    (b) Outline TWO factors the family should consider when choosing where to hang the garden. (2 marks)

    (5 marks)

    Marking scheme

    (a) (any THREE, 1 mark each): - It saves space / makes use of small or limited land. - It allows recycling/reuse of old sacks and containers, reducing cost and waste. - It provides fresh vegetables close to the home, improving the family's diet. - It keeps crops off the ground, reducing pest damage and soil-borne diseases. - It can improve the appearance/beauty of the home compound. (b) (any TWO, 1 mark each): - Availability of enough sunlight, since vegetables need light to grow well. - Easy access to water for irrigation and ease of reaching the plants for care. - A strong support structure that can hold the weight of the soil and containers.

11. Question 11

    4 marks

    (a) State the purpose of the column of stones placed at the centre of a sack garden.

    (b) Explain two management practices needed to keep the crops in a suspended garden healthy.

    (4 marks)

    Marking scheme

    (a) (2 marks): the stone/gravel column allows water poured on top to spread and drain evenly to all parts of the sack, ensuring all plants receive water. (b) Any 2 (1 mark each): regular watering; top dressing/adding manure; weeding; pest and disease control; thinning where overcrowded; positioning for adequate sunlight.

12. Question 12

    1 mark

    When preparing the soil mixture for a suspended garden, manure is added mainly to:

    A. Supply nutrients to the crops

    B. Prevent germination

    C. Attract pests

    D. Make the soil heavier only

    (1 mark)

    Marking scheme for this question

    Create a free account to see it

13. Question 13

    1 mark

    Why are small holes made on the sides of a sack garden?

    A. To let out all the soil

    B. To prevent watering

    C. To create planting spaces for the seedlings

    D. To weaken the sack

    (1 mark)

    Marking scheme for this question

    Create a free account to see it

14. Question 14

    1 mark

    A column of stones or gravel placed in the centre of a sack garden mainly helps to:

    A. Kill the crops

    B. Allow even distribution of water through the sack

    C. Block drainage

    D. Add weight to the sack

    (1 mark)

    Marking scheme for this question

    Create a free account to see it

15. Question 15

    6 marks

    Describe the steps a Grade 7 learner would follow to construct a sack garden for growing kale.

    (6 marks)

    Marking scheme

    Any 6 steps (1 mark each): select a site that receives adequate sunlight and is near a water source; prepare a soil mixture of top soil, sand and manure; place the sack upright; fill the base with the soil mixture; create a central column of stones/gravel to aid water distribution as you fill; continue filling soil around the stone column to the top; make holes on the sides of the sack; plant seedlings in the side holes and on top; water the garden well after planting.

16. Question 16

    4 marks

    List four materials required to construct a sack (suspended) garden.

    (4 marks)

    Marking scheme for this question

    Create a free account to see it

17. Question 17

    1 mark

    Which of the following is a benefit of a suspended garden to a household?

    A. It cannot be watered easily

    B. It wastes a lot of space

    C. It provides fresh vegetables even where land is limited

    D. It requires a large tractor

    (1 mark)

    Marking scheme for this question

    Create a free account to see it

18. Question 18

    1 mark

    A suspended garden should be placed in a position where it:

    A. Is far from any water source

    B. Never receives sunlight

    C. Receives adequate sunlight

    D. Is in complete darkness

    (1 mark)

    Marking scheme for this question

    Create a free account to see it

19. 14 more marking schemes are on this page. A free account opens all of them, and lets you build your own paper on the topics you have actually taught, laid out in KNEC format with its full marking scheme.

    Create a free account

More Grade 7 Agriculture topics