Class X Science Formative Assessment – III (F 3) | CBSE Sample Paper-1, NCERT Guess Paper-1


CBSE NCERT Class 10 Science
(Practice Paper / Guess Paper)
Formative Assessment - III (FA-3) (CCE pattern)

Time: 1 ½ Hours           
M.M.: 40
1. Attempt all questions are compulsory.
2. Marks of each question are indicated against it.
1. Write the name of male reproductive parts of a flower.                   [1]
2. What is the function of a gene?                                                          [1]
3. Who proposed the theory of Natural Selection?                               [1]
4. What is the ‘Near Point’ of a normal human eye?                            [1]
5. Name two basic components of an ecosystem.                               [1]
6. What is Pollination?                                                                             [2]
7. What are fossils?                                                                                  [2]  
8. What is meant by power of accommodation of the eye?                 [2]   
9. Write an aquatic food chain.                                                                [2]
10. Why is it necessary to conserve our environment?                         [2]    
11. A person with a myopia eye cannot see objects beyond 1.2 m distinctly. What should be the type of the corrective lens used to restore proper vision?              [3]
12. How do Mendel’s experiments show that traits may be dominant or recessive?  [3]
13. Explain various steps of budding in Yeast.                                      [3]
14. How is the process of pollination different from fertilization?         [3]
15. Describe with a neat diagram how near sightedness (myopia) can be corrected by using appropriate lenses.                                                                           [3]
16. (a) Describe asexual reproduction in Amoeba.
       (b) How does sexual reproduction in plants take place?             [2½ + 2½ = 5]
17. (a) What are tropic levels? Give an example of a food chain and state the different tropic levels in it.
      (b) What is a biological magnification? Will the levels of this magnification be different at different levels of the ecosystem?                                             [2 + 3 = 5]   

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