Biosphere. Social Science, Class 9: lessons, tests, tasks.

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1.	Biosphere and Ecosystem
2.	Components of Ecosystem
3.	Functions of an ecosystem
4.	Biodiversity and Loss of biodiversity
5.	Biome
6.	Tropical forest biomes
7.	Tropical Savanna (Grasslands) Biomes
8.	Desert Biomes
9.	Temperate Grassland Biomes
10.	Tundra Biomes
11.	Aquatic Biomes
12.	Conservation of Biosphere

1.	Biotic and Abiotic components Difficulty: easy	2
2.	Characteristics of Tropical forests, Savanna and Desert Difficulty: easy	3
3.	Consumers Difficulty: easy	3
4.	Tropical biomes & Fauna Difficulty: easy	3
5.	Names of Temperate grasslands Difficulty: easy	3
6.	Regions of Tropical forest, Tropical grassland and desert Difficulty: easy	3
7.	Tropical vegetations Difficulty: easy	3
8.	Biotic components Difficulty: easy	3
9.	Characteristics of Tundra, Steppe, and Aquatic biome Difficulty: easy	3
10.	Fauna & Biomes Difficulty: easy	3
11.	Desert: vegetation and human activities Difficulty: medium	3
12.	Understanding Biotic and abiotic components Difficulty: medium	3
13.	Climate and human activities in Tropical forests Difficulty: medium	3
14.	Ecology and Ecosystem Difficulty: medium	3
15.	Life of people in Savanna Difficulty: medium	3
16.	Location and climate of Temperate gasslands Difficulty: medium	3
17.	Understanding Tundra biome Difficulty: medium	3
18.	Names of Temperate grasslands Difficulty: medium	3
19.	Sub-biomes of Tropical forest Difficulty: medium	3
20.	Location of deserts Difficulty: medium	3
21.	Savanna biome Difficulty: medium	3
22.	Types of Consumers Difficulty: medium	3
23.	Importance of biosphere Difficulty: medium	3
24.	Tropical biome Difficulty: medium	3
25.	Temperate and freshwater: Flora & Fauna Difficulty: hard	2
26.	Flora and Fauna of Tropical vegetations Difficulty: hard	3

1.	Training Test Difficulty: easy	8
2.	Training Test 2 Difficulty: easy	9
3.	Training Test 3 Difficulty: medium	8

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Biosphere