List down the different forms of energy you use for various purposes from the time you wake up till you reach your school.

A fair coin is tossed four times and a person win Re 1 for each head and lose Rs. '1.50' for each tail that turns up. From the sample space calculate how many different amounts of money you can have after four tosses and the probability of having each of these amounts.

A fair coin is tossed four times and a person win Rs. 1 for each head and lose Rs. 1.50 for each tail that turns up. From the sample space calculate how many different amounts of money you can have after four tosses and the probability of having each of these amounts.

How will you remove the hardness from the water by using washing soda?

You are supplied with different flowers - paddy, vallisneria and sunflower. (a)Write down the type of pollination among these flowers. (b) Write down any one of the floral characters to suit the pollination.

Arylamines are used for the preparation of a number of aromatic compounds. Starting from aniline how would you prepare. Bromobenzene

Arylamines are used for the preparation of a number of aromatic compounds. Starting from aniline how would you prepare. Iodobenzene

"The rapidly expanding industrialisation and excessive population growth have destroyed over rivers, lakes and other water sources". This is an extract from the talk given by a naturalist in your school assembly on the Environmental day. How will you support the view of the naturalist highlighting the causes and adverse effect of water pollution?

Write each of the following statement in the form "if,then" You get a job implies that your credentials are good