Find out from newspapers and popular science articles any new fossil discoveries or controversies about evolution.

Find out through internet and popular science articles whether animals other than man has self-consciousness.

Collect some articles and photographs from news papers and magazines about storms and cyclones. Make a story on the basis of what you learnt in this chapter.

Collect news from newspapers about milk production and impurities in milk. Prepare a note and display it on wall magazine.

Find out from your parents about the various methods of preserving food and write notes on it.

We observe the news about cyclones in televisions and newspapers. Write any two questions that arise in your mind about how cyclones are formed.

Did you ever face or hear about flood based on your personal experience or from the knowledge of news articles write few sentence on floods

A wooden article was made by scooping out a hemisphere from each end of a solid cylinder, as shown in the figure. If the height of the cylinder is 10 cm and its base radius is 3.5 cm, find the total surface area of the article.