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Posted Date: 01 Oct 2009 Posted By: Aira Member Level: Diamond
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2009 CBSE Life Processes Question paper
Time Allotted : 00:40:00
Science for Class 10
Life Processes - 01
Time Left 00:48
Maximum Marks :20
Instructions
1. All questions are compulsary.
2. Please give the explanation for the answer where applicable.
3. To view the answer, click on the Answer link alongside the Question.
4. Instructions for diagrams are given in the Questions.
*To view the answer(s), click when the link gets highlighted.
Q1 - How does the process of nutrition take place in amoeba? Explain with the help of labeled figures.
(3 Marks)
Q2 - What is peristaltic movement? How helpful are they in human digestion?
(2 Marks)
Q3 - How do the alveoli of lungs in human body help in the exchange of gases?
(3 Marks)
Q4 - Write the methods used by the plants to get rid of excretory products.
(2 Marks)
Q5 - Sketch a flow diagram for the various pathways for breakdown of glucose.
(3 Marks)
Q6 - How are carbohydrates, proteins & fats digested in small intestine?
(5 Marks)
Q7 - What do you mean by holozoic nutrition?
(1 Mark)
Q8 - Give the full forms of ATP and ADP.
(1 Mark)
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