Question

Advantages of City Compost
(2)
A2. True or False. State whether True or False. Correct the false sentences.
i. There is lack of organic carbon in city compost.
ii. Use of compost helps to reduce the quantity of pesticides.
Tii. Clean surroundings of cities help us to keep healthy.
iv. The water holding capacity of the soil affects badly by using compost.
A3. Find out.
(2)
If city waste was composted, there would be.
ii.
A4. Personal Response.
(2)
Give two examples of the best items that can be made by using waste materials.​

Answer 1

Answer:

T

F

T

F

T

T

T

F

T

F

F

Explanation:

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Answer 2

Answer:

A2

(i) False

(ii) True

(iii) True

(iv) False

A3

If the city waste is decomposed, there would be the production of helpful and eco-friendly biogas.

A4

Plastic Roads, Playground surfaces, etc.

Explanation:

Part A2-

(i) False

Correct sentence - City compost is rich in organic carbon

(ii) True

(iii) True

(iv) False

Correct sentence - The water holding capacity of the soil increases by using compost.

Part A3 -

If the city waste is decomposed, there would be the production of helpful and eco-friendly biogas. Biogas is made up of methane and the rest is carbon dioxide with traces of hydrogen sulfide.

Part A4 -

Items that can be made by using waste products -

(i) Plastic Roads

(ii) Playground surfaces