MCQ Questions for Class 6 Science Chapter 16 Garbage In Garbage Out
Solving the Garbage In Garbage Out Multiple Choice Questions of class 6 Science Chapter 16 MCQ can be of extreme help as you will be aware of all the concepts. These MCQ Questions on Garbage In Garbage Out class 6 with answers pave for a quick revision of the Chapter thereby helping you to enhance subject knowledge. Have a glance at the MCQ of Chapter 16 Science class 6 and cross-check your answers during preparation.
Question 1.
Some substances that are difficult to dispose off:
(a) Glass
(b) Plastics
(c) Metals
(d) All of these
Answer
(d) All of these
Glass, plastics, metals are difficult to dispose off.
Question 2.
Completely rotting of garbage provides to the plants.
(a) Nutrients
(b) Vitamin
(c) Calcium
(d) Protein
Answer
(a) Nutrients
Completely rotting of garbage provides nutrients to the plants.
Question 3.
The rotting and conversion of some material and manure is called:
(a) Land fill
(b) Biodegradable substance
(c) Non-biodegradable
(d) Compositing
Answer
(d) Compositing
The rotting and conversion of some material into manure is called compositing.
Question 4.
Compost make the soil.
(a) Fertile
(b) Non-fertile
(c) Clayey
(d) Sandy
Answer
(a) Fertile
Compost make the soil fertile.
Question 5.
What are colour of dustbins ?
(a) Blue
(b) Red
(c) Green
(d) Both (a) and (c)
Answer
(d) Both (a) and (c)
The colour of dustbins are blue and green.
Question 6.
Which garbage is put in blue dustbin ?
(a) Plastics
(b) Metals
(c) Glass
(d) All of these
Answer
(d) All of these
The blue dustbin is for materials that do not such as glass, metals and plastics.
Question 7.
Which garbage is put in green dustbins ?
(a) Kitchen wastes
(b) Plants wastes
(c) Animal wastes
(d) All of these
Answer
(d) All of these
The green dustbin for collecting kitchen and other plants or animal wastes that rot completely when buried in the soil
Question 8.
Red worms have a structure called:
(a) Egg shells
(b) Sea shells
(c) Gizzard
(d) None of these
Answer
(c) Gizzard
Red worms have a structure called ‘gizzard’ which help them in grinding food.
Question 9.
In which climate do red worms survive ?
(a) Very hot surroundings
(b) Very cold surroundings
(c) Moisture surroundings
(d) Rainy
Answer
(d) Rainy
Redworms survive in moisture surroundings.
Question 10.
What is food of red worms ?
(a) Vegetable and fruit wastes
(b) Coffee and tea remains
(c) Weeds from fields or gardens
(d) All of these
Answer
(d) All of these
Vegetable, fruit wastes, coffee and tea remains and weeds from the fields or gardens are food of red worms.
Question 11.
A low lying open area is called a ……………
(a) Composting
(b) Landfill
(c) Vermicomposting
(d) None of these
Answer
(b) Landfill
A low lying open area is called a landfill.
Question 12.
Method of preparing compost with the help of redworms is called:
(a) Composting
(b) Land fill
(c) Vermicomposting
(d) None of these
Answer
(c) Vermicomposting
Method of preparing compost with the help of redworms is called vermicomposting.
Question 13.
Those substances which are decomposed by natural processes are:
(a) Composting
(b) Landfill
(c) Vermicomposting
(d) Biodegradable substances
Answer
(d) Biodegradable substances
Those substances which are decomposed by natural process are biodegradable substances.
Question 14.
Those substances that cannot be decomposed by natural processes are:
(a) Composting
(b) Non-biodegradable substances
(c) Vermicomposting
(d) Biodegradable substances
Answer
(b) Non-biodegradable substances
Those substances that cannot be decomposed by natural process, or if they can than the process is very slow are non-biodegradable substances.
Question 15.
Give examples of some things which are thrown as garbage everyday from our homes, schools, shops and offices ?
(a) Sharpened pencils are thrown
(b) Rough papers are thrown
(c) Packing plastics bags or tins are thrown as garbage
(d) All of these
Answer
(d) All of these
Sharpened pencils, rough papers, packing plastics bags or tins are thrown as garbage everyday.
Question 16.
Safai Karamcharis collect the garbage in …………….
(a) Trucks
(b) Bus
(c) Train
(d) Auto-rickshaw
Answer
(a) Trucks
Safai Karamcharis collect the garbage in trucks.
Question 17.
The safai Karamcharis separate out the components and then cover it with a layer of soil.
(a) Useful
(b) Non-useful
(c) Both (a) and (b)
(d) None of these
Answer
(b) Non-useful
The Safai Karamcharis separate out the non-useful components and then cover it with a layer of soil.
Question 18.
The useful components are dumped in …………… making areas developed near the land fill.
(a) Compost
(b) Decomposed
(c) Biodegradable
(d) Non-biodegradable
Answer
(a) Compost
The useful components are dumped in compost making areas developed near the landfill.
Fill in the blanks:
Question 1.
…………… helps us to get rid of wastes.
Answer
Compost
Question 2.
The transform old newspaper, bottles and things made of metal and plastics in new products is called …………….
Answer
recycling
Question 3.
It is easy to carry food and other thing packed in …………….
Answer
plastic bags
Question 4.
Plastics bags often get stuck in …………… and block them.
Answer
drain
Question 5.
It is harmful to burn leaves because …………… pollution is caused by it.
Answer
air
Question 6.
Red worms have …………….
Answer
teeth
Question 7.
Sea shells help red worms in …………… their food.
Answer
grinding
Question 8.
The methods of preparing compost with the help of red worms is called …………….
Answer
vermicomposting
Question 9.
Completely rotting of garbage provides …………… to the plants.
Answer
nutrients
Question 10.
A low lying open area is called …………….
Answer
landfill
State whether the statements are True or False:
Question 1.
It is harmful to burn leaves because water pollution is caused by it.
Answer
False
Question 2.
Red worms survive in cold climate.
Answer
False
Question 3.
The transform old newspaper, bottles and things made of metal and plastic into new products is called recycling.
Answer
True
Question 4.
We recycle paper.
Answer
True
Question 5.
We do not use vermicomposting at home and deal with our kitchen waste usefully.
Answer
False
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