Class 6 Science Chapter 16 MCQ (Multiple Choice Questions) of Garbage In, Garbage Out. All the important terms are covered through multiple choice objective test format free to use for academic session 2022-2023. Question are taken from the NCERT Books issued for academic session 2022-2023. Practice here with these MCQs and prepared for school tests and periodic exams.

Class 6 Science Chapter 16 MCQ Online Test for 2022-2023

Class: 6Science
Chapter: 16Garbage in, Garbage Out
Contents: MCQ Online Tests with Answers

Class 6 Science Chapter 16 MCQ Test with Explanation

Q1

If you dump kitchen waste in a pit, it may after sometime:

[A]. Converted into compost
[B]. Converted into vermicompost
[C]. Remain as such
[D]. Remain forever in its dried form
Q2

Consider the following statements and choose the incorrect one:

[A]. Organic matter that has been decomposed and recycled as a fertilizer is called compost.
[B]. A method of solid waste disposal in which waste is buried underground called landfill.
[C]. Waste materials that are not of any use and are disposed of called garbage.
[D]. To burning of leaves is a very unique way to get compost as carbon fertilizer.
Q3

Read the following sentences carefully, and choose the incorrect one(s):

[A]. Compost provides better and natural nutrients to the growing plants.
[B]. Chemical fertilizers do not get decomposed easily by natural methods thus increase soil and water pollution.
[C]. Many animals such as cow, swallow plastic bags filled with garbage and they can die due to this.
[D]. Chemical fertilizers are the best then natural compost.
Q4

The steps required for conversion of kitchen garbage into manure are given below in a jumbled. Which of the following shows the correct sequence of the above steps?

[A]. Cover the bottom of the pit with sand, Put garbage in a pit, Add worms, Cover the pit loosely with a gunny bag or grass.
[B]. Put garbage in a pit, Cover the bottom of the pit with sand, Cover the pit loosely with a gunny bag or grass, Add worms.
[C]. Cover the bottom of the pit with sand, Add worms, Put garbage in a pit, Cover the pit loosely with a gunny bag or grass.
[D]. Add worms, Put garbage in a pit, Cover the bottom of the pit with sand, Cover the pit loosely with a gunny bag or grass.
Q5

Manoj is doing his homework which is given by his teacher. Would you help him to choose the correct sentences?

[A]. We cannot recycle everything present in the household garbage.
[B]. Landfill is a low-lying area of ground where the garbage collected from a city is dumped.
[C]. The non-useful garbage is burned at high temperature is a special kind of furnace called incinerator.
[D]. All the above
Q6

Kajol is completed her science chapter where she wrote some statements. She wants to know whether the statements are correct or not? Kajol wants to take help from you:

[A]. We should use cloth bags, jute bags and paper bags for shopping instead of plastic bags.
[B]. We should use cloth handkerchief instead of paper tissues to save paper and reduce the generation of garbage.
[C]. Used newspaper, magazine and notebooks etc. should be sent for recycling.
[D]. All the above
Q7

Nalin appeared in class test but he confused to know the incorrect statement. Would you help him to know that?

[A]. Plant wastes, animal wastes and waste food are used for composting.
[B]. Red worms have gizzard for grinding the food.
[C]. If tea leaves, cotton swabs and old soft toys are thrown into the drain, it can block the pipelines which hinders the water supply of the area.
[D]. None of the above.
Q8

Aaruhi is writing some statements but she confused to know whether the statements are correct or not? If you know the answer to this question, then tell her:

[A]. If the garbage is dumped at a place it becomes breeding ground for flies and mosquitoes.
[B]. Agricultural waste and cow dung must be used for running a biogas plant.
[C]. Sorting out the garbage in various groups is known as segregation of garbage.
[D]. The paper is easily recycled when it is covered with plastic.
Q9

Which of the following cannot be recycled?

[A]. Book
[B]. Wooden stool
[C]. Mirror
[D]. Tin can
Q10

After recycling news-paper can be made into:

[A]. Bricks
[B]. Wooden plank
[C]. Cardboard
[D]. Cloth
Q11

We should keep reuse (garbage) in plastic bags for disposal. This is to:

[A]. Avoid unpleasant smell and prevent the mosquito from laying eggs.
[B]. Avoid unpleasant smell and make the refuse collector’s job easier.
[C]. Make the refuse collector’s job easier and prevent the refuse collectors from breaking the bins
[D]. Avoid unpleasant smell and prevent the refuse collectors from breaking the bins.
Q12

Which of the following wastes or garbage cannot be added in the process of making vermicompost?

[A]. Laminated paper
[B]. Newspaper
[C]. Cardboard
[D]. Cow dung
Q13

Recently, in a science class test, you are asked a question where you have to say whether the statements are correct or not?

[A]. The very poor-quality compost made by red worms is called vermicompost.
[B]. The method of making compost from kitchen waste by using red worms is called vermi-composting.
[C]. Burning of dry leaves and other agricultural waste produces smoke and harmful gases which can damage our health.
[D]. None of the above
Q14

In a science quiz competition, Payal are asked a question where she had to choose the statement which was/were correct?

[A]. Compost is a natural fertilizer.
[B]. The rotted plant and animal waste used as manure for growing plant is called compost.
[C]. The process of converting plant and animal waste material into manure by rotting process is called composting.
[D]. All the above
Q15

What is the color of the dustbin used for collecting the non-biodegradable garbage?

[A]. Yellow
[B]. Green
[C]. Blue
[D]. Black
Q16

Which of the following statement is or are correct?

[A]. Disposal of garbage means to get spread of garbage.
[B]. The green dustbin is for collecting waste material such as plastic, glass objects and metal articles which can be recycled and used again.
[C]. The blue dustbin is for collecting kitchen wastes and other plant and animal waste.
[D]. None of the above
Q17

The component of garbage which cannot rot when buried in ground is:

[A]. Paper bag
[B]. Polythene bag
[C]. Jute bag
[D]. Cotton cloth bag
Q18

Consider the following statements and choose the incorrect one:

[A]. Getting rid of non-biodegradable part of garbage is a problem.
[B]. The garbage such as plastic bags, glass bottles and metal articles do not rot or decay when buried in soil.
[C]. The burning of plastic waste material gives out extremely harmful gases which can cause many health problems.
[D]. None of the above
Q19

The component of garbage which can rot when buried in the soil is:

[A]. Tea leaves
[B]. Aluminum foil
[C]. Glass bangles
[D]. Rusted pipe
Q20

In the last year board examination, Rahul were asked a question where he had to choose the statement which was/were correct? Will you be able to answer this question?

[A]. The first step in dealing with garbage is to separate useful part of the garbage which can be converted into compost from non-useful part.
[B]. The part of garbage which can rot or decompose in nature to form harmless substance is called biodegradable.
[C]. The part of garbage which does not rot or decompose in nature is called non-biodegradable.
[D]. All the above
Q21

Recently, in a science class test, you are asked a question where you have to say whether the statements are correct or not?

[A]. Used paper, some plastics, glass and metal articles which can be recycled or reused.
[B]. Fruit and vegetable peels, left-over cooked food and fallen leaves etc. which can be converted into compost.
[C]. Those things present in garbage which can neither be used in any way nor recycle are called useless components.
[D]. All the above
Q22

Which one of the following is biodegradable?

[A]. Water bottle
[B]. Science book
[C]. Diamond ring
[D]. Window grill
Q23

In a science quiz competition, Aayushi is asked a question where she had to choose the statement which was/were correct?

[A]. Every time we throw away something, we are producing garbage.
[B]. Old and useless metal objects, discarded shoes and slippers are also thrown away as garbage.
[C]. The waste papers also generate garbage.
[D]. All the above
Q24

One of the following is not biodegradable. This one is:

[A]. Leather belt
[B]. Cow dung cakes
[C]. Thin gold foil
[D]. Cardboard sheet
Q25

Rakhi is writing some statements but she confused to know whether the statements are correct or not? If you know the answer to this question, then tell her:

[A]. Waste material or rubbish especially household wastes are called garbage.
[B]. The peels of fruits and vegetables, left-over cooked food and fallen leaves of potted plants are thrown away as garbage.
[C]. All the packing materials are useless and go out as garbage.
[D]. It is not necessary to remove garbage from our homes and surroundings regularly.

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