100% FREE ACCESS6th Standard Syllabus & Materials
6th Standard
TN 6th Tamil பருவம் 1 - இயல் 1 - மொழி -தமிழ்த்தேன் - இன்பத்தமிழ் Sample Question Papers Study Material - QB365 Set A
NEW6th Standard
TN 6th English T1 - Supplementary - The Apple Tree and The Farmer Sample Question Papers Study Material - QB365 Set A
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TN 6th English T1 - Prose - When The Trees Walked Sample Question Papers Study Material - QB365 Set A
NEW6th Standard
TN 6th Social Science T3 - CIV - Road Safety Sample Question Papers Study Material - QB365 Set A
NEW6th Standard
TN 6th Social Science T3 - CIV - Local Bodies - Rural and Urban Sample Question Papers Study Material - QB365 Set A
NEW6th Standard
TN 6th Social Science T3 - CIV - Democracy Sample Question Papers Study Material - QB365 Set A
Published on: 17/06/2021
QB365 provides detailed and simple solution for every Book back Questions in class 6 Science Subject. It
will helps to get more idea about question pattern in every book back questions with solution.
Download Tamil Nadu 6th Standard Science question papers, model tests, one-mark questions, important questions, and public exam papers in PDF format. Free study materials and answer keys for TN State Board students.
Questions + Answers key
Take MCQ Science Test1.
Write the importance of the food chain.
2.
How can we reduce water pollution?
3.
What is biodegradable waste?
4.
Explain the link between waste and dangerous diseases like dengue and malaria?
5.
What would happen if an organism is removed from the food chain?
1.
(i) Learning food chain help us to understand the feeding relationship and interaction between organisms in any ecosystem.
(ii) Understanding the food chain also helps us to appreciate the energy flow and nutrient circulation in an ecosystem.
(iii) The food chain can be used to understand the movement of toxic substances and their impacts.
2.
i) Do not pour leftover oil, old medicines or waste down the drain or into the toilet.
ii) Reduce the use of chemical pesticides and fertilizers to grow crops.
iii) Use waste water for garden in home.
iv) Do not litter or dump waste - always use a waste bin.
3.
Some wastes are degraded by bacteria, fungi and Some insects. It will become as a fertilizer. This type of waste are called as biodegradable waste.
(e.g) Vegetables and fruit wastes, food and garden waste.
4.
(i) Dengue and Malaria will spread by mosquitoes.
(ii) If the waste is increase leads to occumulation of water can able to growth of mosquito and can cause diseases.
5.
(i) If we remove an organism from the food chain leads to lack of energy transfer to higher trophic level organism and it will become to die.
(ii) So the entire ecosystem will affect.
6th Standard Syllabus & Materials
6th Standard
TN 6th Social Science T3 - GEO - Understanding Disaster Sample Question Papers Study Material - QB365 Set A
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TN 6th Social Science T3 - GEO - Globe Sample Question Papers Study Material - QB365 Set A
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TN 6th Social Science T3 - GEO - Asia and Europe Sample Question Papers Study Material - QB365 Set A
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TN 6th Social Science T3 - HIS - South Indian Kingdoms Sample Question Papers Study Material - QB365 Set A
Tamilnadu Stateboard 6th Standard Subjects
Tamilnadu Stateboard Standards
