Discovery of cell. Science CBSE, Class 9: lessons, tests, tasks.

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1.	History of cell
2.	Discovery of cell timeline and cell theory
3.	Experimental observation of onion peel under a compound microscope
4.	Compound Microscope
5.	Cell size
6.	Cell shape
7.	Cell number - unicellular organisms
8.	Cell number - multicelluar organisms.
9.	Difference between prokaryotic cell @ Eukaryotic cell
10.	Types of cells
11.	Mindmap

1.	History of cell Difficulty: easy	1
2.	Plant cells and animal cells Difficulty: easy	3
3.	Discovery of cell and cell number Difficulty: easy	3
4.	Cell shape Difficulty: easy	3
5.	Discovery and fundamentals of cell Difficulty: medium	4.5
6.	Cell size, shape and number Difficulty: medium	4.5
7.	Cell size and cell shape Difficulty: medium	4.5
8.	Cell types according to their shapes Difficulty: medium	6.5
9.	Cell shape and size Difficulty: medium	6
10.	Cell shape Difficulty: hard	4.5
11.	Fundamental units of life Difficulty: hard	6
12.	Onion peel experiment Difficulty: medium	7.5

1.	Training test Difficulty: easy	8.5
2.	Training test II Difficulty: easy	10.5

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