Page 2 



Group III 



11. Indicate the important methods employed by the government for the pro- 



tection and propagation of food fishes. 



12. (ja) Name three kinds of animals that have definitely aided man in the war, 



and show how each has been of service. 

 {h) Name three kinds of animals which have been a hindrance to man in war 

 time. Explain. 



13. (a) Name two or more kinds of birds useful in each case in destroying (1) in- 



sects, (2) weeds, (3) rodents. 

 {b) Give a general summary of methods of bird protection. 



14. What was the wild ancestor of each of the following animals: {a) dog, 



(6) homing pigeon, (c) domestic hen, {d) pig ? 



15. How do the following insects afifect man: (a) Anopheles mosquitoes, (6) lady- 



bird beetles, (c) house flies, {d) cabbage butterflies, (e) grasshoppers? 



150 



