CBSE Board Class 10 Biology Sample Papers 2010
CBSE Board Sample Papers 2010 for Class 10 Biology
CBSE Class X: Biology
1.What is function of anal sphincter ?
2.What is the composition of bile juice ?
3.Why does the walls of trachea do not collapse ?
4.Why is carbon dioxide transported in the dissolved form in our blood ?
5.What are the functions of plasma ?
6.Which part of the brain controls vomiting ?
7.Name a plant hormone which helps in wilting of leaves ?
8.Why is it advised to have iodised salt in our diet ?
9.What is feed back mechanism ?
10.How does the pathogen of Kala azar reproduce?
11.What is germination ?
12.Define puberty ?
13.Why does breasts mature in size in females?
14.What is the function of tail in the sperm ?
15.How does child birth takes place ?
16.What is a condom ?
17.What are the functions of sepals and carpel in a flower ?
18.What is genetic drift ?
19.Explain the importance of fossils in deciding evolutionary relationships ?
20.How are evolution and classification interlinked ?
21.How did the ‘Chipko andolan’ ultimately benefit the local population ? Give any two benefits.
22.Plant absorbs the water from the soil . How does this water reach thetree tops. Explain in detail
23.Explain the process of speciation.
24.What are the functions of food that we eat?
25. Draw a neat diagram to show germination ?
26. Explain double fertilization in plants ?
27. Describe the role of AK Banerjee in the forest range of Midanpore district ?
28. Discuss three main problems associated with the construction of dams ?
29. Who are the stake holders of forests ? Discuss ?
30. What is a food web ? Draw a food web of 7 food chains ?
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