Ecosystem and energy flow. Science CBSE, Class 10: lessons, tests, tasks.

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எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்

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1.	Introduction
2.	Components of ecosystem
3.	Classification of ecosystems
4.	Food chain and trophic levels
5.	Energy flow in the ecosystem
6.	Ecological pyramids
7.	Food web
8.	How do human activities affect the environment?
9.	Ozone layer depletion- causes, effects and control measures
10.	Wastes and classification of wastes
11.	Sources of wastes
12.	Waste management
13.	Waste management methods
14.	Mindmap

1.	NCERT exemplar objective type questions 1 Difficulty: medium	4
2.	NCERT exemplar and book back objective type questions Difficulty: medium	4
3.	NCERT SA intext and book back questions Difficulty: hard	9
4.	NCERT exemplar SA questions Difficulty: hard	9
5.	NCERT exemplar LA questions Difficulty: hard	10

1.	Abiotic and biotic components of an ecosystem Difficulty: easy	2
2.	Different trophic levels and food chain Difficulty: easy	2
3.	Ecosystem classification Difficulty: easy	2
4.	Flow of energy in an ecosystem and ecological pyramids Difficulty: easy	2
5.	Food chain Difficulty: easy	3
6.	Ozone layer depletion, its causes and effects Difficulty: easy	3
7.	Categorization of wastes Difficulty: easy	3
8.	Different components of the ecosystem Difficulty: medium	4
9.	Different trophic levels of the ecosystem Difficulty: medium	5
10.	Flow of energy within the ecosystem Difficulty: medium	4
11.	Difference between biodegradable and non-biodegradable wastes Difficulty: medium	4
12.	Food web, biological magnification, ozone layer depletion causes and effects Difficulty: medium	4
13.	Food chain, food web, and different ecological pyramids Difficulty: medium	5
14.	Types of ecosystems and different trophic levels Difficulty: medium	4
15.	Classification of biodegradable and non-biodegradable wastes Difficulty: medium	4
16.	Montreal protocol, ozone layer - depletion, causes, and effects Difficulty: medium	5
17.	Different sources of wastes and the different waste management techniques Difficulty: medium	5
18.	Difference between biotic, abiotic, food chain and food web Difficulty: medium	4
19.	Ecosystem components and food chain Difficulty: hard	6
20.	Energy flow in the ecosystem, classification of ecosystem, trophic levels Difficulty: hard	7
21.	Producers, ozone layer depletion and food chain Difficulty: hard	6

1.	NEET exam archive - I Difficulty: medium	4
2.	NEET exam archive - II Difficulty: medium	5
3.	AIPMT exam archive Difficulty: medium	4
4.	NTSE exam archive I Difficulty: easy	3
5.	NTSE exam archive II Difficulty: medium	5
6.	NTSE exam archives III Difficulty: medium	5

1.	CBSE previous year VSA questions 1 Difficulty: medium	2
2.	CBSE previous year VSA questions 2 Difficulty: medium	2
3.	CBSE previous year SA questions 1 Difficulty: hard	6
4.	CBSE previous year SA questions II Difficulty: hard	6

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Ecosystem and energy flow