The Fundamental Unit of Life-Sample Papers

Class 9th science
Test
Fundamental Unit of life
Maximum time-30 minutes
Maximum marks- 25
1.  Explain the process of osmosis and give an example. (2 marks)
2.  What are the functions of plastids? (3)
3.  Explain the difference between Prokaryotic cell and Eukaryotic cell (4 marks)
4.  What are genes? What is the difference between genes and chromosomes? (3 marks)
5.  Why are lysosomes called suicidal bags? (2 marks)
6.  Draw a neat diagram of a plant cell. (4 marks)
7.  Write a short note on Plasma Membrane. (3 marks)
8.  Why is the inner membrane of Mitochondria folded? (2 marks)
9.  Name the smallest and the longest cell in human body. (2 marks)
10.  Define nucleoids. (1 mark)