CBSE Class 9 Science Sample Papers

Marks: 25
Duration: 1 hour

Section A: Each Question Carries 1 Mark

Question 1: Why mitochondrion is called power houses of the cell?

Question 2: What is greenhouse effect?

Question 3: Define genetic manipulation?

Section B: Each Question Carries 2 Mark

Question 1: Why solid ice does changes its state when it is kept at room temperature and also explain when does it get evaporated?

Question 2: Write the difference between mixture and a compound?

Question 3: Give any four distinguish characters of parenchyma and collenchyma?

Section C: Each Question Carries 3 Mark

Question 1: Describe any three functions of endoplasmic reticulum?

Question 2: Explain why crop production is important for improving high yield?

Section D: Each Question Carries 5 Mark

Question 1: Answer the following:
a. Draw a neat labeled diagram of plant cell?
b. Why bacteria are considered as a prokaryote?

Question 2: Answer the following:
a. How immiscible liquids are separated?
b.Write the difference between crystallization and evaporation?