Preventive and control measures adopted for the storage of grains include

Two friends,Girish and Neeraj,were discussing Newton's third law. They were perplexed about how action and reaction are equal and opposite. They could not think of an experiment by which they could ascertain this fact. Pushkar,who was their friend,told them that he would set up an experiment to prove this to them. By performing an experiment,Pushkar demonstrated the law.
$(a)$ Can you think of an experiment by which you can demonstrate this law?
$(b)$ What values do you think Pushkar has?

Pomphret,mackerel,tuna,sardines and Bombay duck are the popular freshwater fish varieties.

Poultry farming is undertaken to raise which of the following?
$(i)$ Egg production
$(ii)$ Feather production
$(iii)$ Chicken meat
$(iv)$ Milk production

Anil's father was getting late for a function which he had to attend with his family. He started driving very fast and very close to the vehicle in front of theirs. Anil told his father that he should not do so as in case of any emergency,an accident could occur. He explained this to his father in detail. His father got convinced and started driving within the permissible limit and maintained a good gap between his car and the vehicle ahead of him.
$(a)$ What might Anil have explained to his father to convince him?
$(b)$ What are the values shown by Anil?

The value and quality of honey depend upon the pasturage,or the flowers available to the bees for nectar and pollen collection.