1. We are able to get variety of enjoyment due to-

2. We are more friendly-

3. After language the second most important thing which helped mankind was-

4. The taming of domestic animals made life-

5. ‘Ideas That Have Helped Mankind’ has been written by-

6. Bertrand Russell died in-

7. Russell was awarded Nobel Prize for-

8.The most indubitable respect in which ideas have helped mankind is-

9. Survival for homosapiens primarily was-

10. Birds die of hunger in large numbers-

11. During summer birds-

12. Every humaan death loy starvation is preceded by a long period of

13. Human beings suffer more due to their-

14. Animals get pleasure from –

15. Bertrand Russell has written the lesson-

16. Bertrand Russell was a philosopher and a –

17. The invention of ovewowee bv. was more important than domestication of animals.

18. Civilization taught us –

19………….. was also a commentator on a large variety of topics.

20. In ……., the last step was never taken.