HOLIDAY HOMEWORK SESSION 2018-19

CLASS-IX

ENGLISH

1. Read the novel ‘Three men in a boat’ and Write the summary.

2. It is said, ‘All is well that ends well’. Describe such an experience in your personal diary in about 120

words.

3. ‘Ours is a world of advertisements ‘. The electronic and print media has an advertisement galore. Most

of these ads are misleading and false. Should there be a check on what they claim? Draft an article in

250-300 words. Paste relevant pictures.

Note: Do the homework in a folder using A4 size sheets and present it beautifully.

HINDI

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BIOLOGY

Q.1.Why do dry apricot place din salt solution do not swell while they do so when kept in water?

Q.2.If you are provided with some vegetables to cook ,you generally add salt into vegetables during cooking

process .After adding salt,vegetables release water.What mechanisms is responsible for this?

Q.3.Explain why do spinach looks green,papaya yellow and edible parts of watermelon red?

Q.4.Define membrane biogenesis.Where do lipids & proteins constituting the plasma membrane gets

synthesized?

Q.5.Why is endocytosis found in animals only?

COMPUTER

Make a five slide presentation on the topic “Open Source Software” including its merits & demerits. Take

black & white printout & assemble it in a file.

SOCIAL STUDIES

MATHEMATICS