NCERT Solutions for Class 6 Science Chapter 16 Garbage In, Garbage Out in English Medium or Hindi Medium for academic session 2022-23 free to download in PDF based on new NCERT Books. You can view it in Video Format. All the solutions are based on latest CBSE Syllabus 2022-2023 and CBSE NCERT Books 2022-23. Download free Offline Apps of these Solutions for 2022-23. Have any doubt, visit to our Discussion Forum and find the proper solution.
NCERT Solutions for Class 6 Science Chapter 16
|Chapter 16:||Garbage In, Garbage Out|
Class 6 Science Chapter 16 Answers
Important Questions on 6th Science Chapter 16 for Practice
1. The method of preparing compost with the help of earthworms is called
(a) composting (b) vermicomposting (c) manuring (d) decomposing
2. A garbage collector separate items mentioned below in the garbage into red, green and blue containers for their transfer to landfill, composting pit, and recycling unit respectively.
(i) Plastic bags
(ii) Newspaper and journals
(iii) Screw and nuts
(iv) Vegetable peels
(v) Metal chips
(vi) Egg shells
Which item were transferred to which bin?
RED GREEN BLUE
(a) (i) and (iv) (ii) and (iii) (v) and (vi)
(b) (i) and (iii) (ii) and (v) (iv) and (vi)
(c) (i), (iii) and (v) (iv) and (vi) (ii) only
(d) (i) and (v) (ii) and (iv) (iii) only
3. Which of the following activities does not reflect responsible behaviour with regard to waste disposal?
(a) Goods carried in paper bags or cloth bags.
(b) Waste collected in polythene bags for disposal.
(c) Waste separated into those that degrade and those that do not.
(d) Making handicrafts with used up notebooks.
4. The steps required for conversion of kitchen garbage into manure are given below in a jumbled form.
(i) Put garbage in a pit
(ii) Cover the bottom of the pit with sand
(iii) Cover the pit loosely with a gunny bag or grass
(iv) Add worms
Which of the following shows the correct sequence of the above steps?
(a) (ii); (i); (iii); (iv)
(b) (i); (ii); (iii); (iv)
(c) (ii); (iv); (i); (iii)
(d) (iv); (i); (ii); (iii)
5. Paheli gave the following ill effects of the practice of burning dried leaves and other plant parts
(i) Burning degrades the soil.
(ii) Burning produces harmful gases/fumes.
(iii) Precious raw materials to obtain manure at low cost is lost.
(iv) Lot of heat is generated unnecessarily.
The correct reasons of why we should not burn leaves are
(a) i, ii and iv only (b) i, ii, iii, and iv (c) ii and iii only (d) ii, iii, and iv only
Answers of MCQ Questions
All answers are done properly based on new CBSE Syllabus and following the latest NCERT Books. Visit to discussion forum to ask your doubts and share your knowledge with others.
Important Questions on Class 6 Science Chapter 16
Which kind of garbage is not converted into compost by the redworms?
Non bio-degradable waste like pieces of synthetic cloth, polythene bags, broken glass, aluminium wrappers, nails and broken toys cannot be converted into compost by the redworms.
Is it possible to reduce the problems relating to disposal of garbage?
Yes it is possible to reduce the problems relating to disposal of garbage to a large extent. We should use those materials which are recyclable and avoid or reduce the use of non-biodegradable materials. While throwing out garbage in trash can, we should separate biodegradable waste from non-biodegradable and throw them in separate bins.
What do you do with the leftover food at home?
We use to feed animals (roaming on the road or in street) with leftover food.
If you and your friends are given the choice of eating in a plastic plate or a banana leaf platter at a party, which one would you prefer and why?
Banana leaf is a better choice. It is bio-degradable and can be disposed easily. On the other hand, eating in plastic plate is not good as plastic is non-biodegradable, it will not dispose-off easily.
Do you think it is better to use compost instead of chemical fertilisers? Why?
No doubt compost is better to use than chemical fertilizers due to following reasons: Compost is much easier to prepare. Compost is environment friendly whereas fertilizers can harm our health and the environment. Compost does not pollute our environment. Compost decomposes bio-degradable waste into natural soil. It conserves our environment.