Question

Worksheet
A. Tick () the correct options:
1. The ban on the use of plastic bags by the Delhi government was imposed in
(a) 2006
(b) 2007
O (C) 2008
(d) 2009
2. Which of the following converts a biodegradable waste into compost?
(a) bacteria
(b) fung!
0 (c) earthworms 0 (d) all of these
3. Hospital waste is usually
(a) recycled
(b) incinerated
(C) dumped in landfills
(d) composted
4. The area used for dumping garbage can be later converted into a
(a) business centre
(b) park
(C) residential complex
(d) swimming pool
5. Waste management helps us in reducing
(a) air pollution (b) land pollution O () water pollution O. (d) all of these
B. Fill in the blanks:
1. Solid wastes are commonly called as
2. Conversion of garbage into manure is called
3. Garbage that cannot be decomposed by the action of microorganisms is called
waste.
4. Plastic is a
material.
5.
contains nutrients required for the growth of plants.
6. All the packaging materials later become
SECTION - B
A. Multiple Choice Questions (MCQs) Scientific/Practical skills:
1. A material buried under the ground turns into a substance with foul smell. It is
(a) biodegradable
(b) harmful
(c) non-biodegradable
(d) none of these
2. Old newspapers can be converted into new paper, this is called
(a) reusing
(b) recycling O () reducing
(d) 3 R's
3. By recycling used paper, we can save
(a) metals O (b) paper
(C) trees
(d) glass​

Answer 1

the ban on the use of plastic bags by the Delhi government was imposed in 2009.

Answer 2

Answer:

The ban on the use of plastic luggage by using the Delhi authorities used to be imposed in (C) 2008

Explanation:

The ban on the use of plastic luggage by using the Delhi authorities used to be imposed in

(C) 2008

Which of the following converts a biodegradable waste into compost?

(d) all of these

Hospital waste is usually

(b) incinerated

The region used for dumping rubbish can be later transformed into a

(b) park

Waste administration helps us in reducing

(d) all of these

B. Fill in the blanks:

Solid wastes are many times known as as garbage.

Conversion of rubbish into manure is known as composting.

Garbage that can't be decomposed with the aid of the motion of microorganisms is known as non-biodegradable waste.

Plastic is a non-biodegradable material.

Compost consists of vitamins required for the increase of plants.

All the packaging substances later end up waste.

SECTION - B

A. Multiple Choice Questions (MCQs) Scientific/Practical skills:

A fabric buried below the floor turns into a substance with foul smell. It is

(a) biodegradable

(b) harmful

(c) non-biodegradable

(d) none of these

Answer: (a) biodegradable

Old newspapers can be transformed into new paper, this is called

(a) reusing

(b) recycling

(c) reducing

(d) three R's

Answer: (b) recycling

By recycling used paper, we can save

(a) metals

(b) paper

(C) trees

(d) glass

Answer: (C) timber

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