Exams

The pH of a solutiion is 3. When its pH changes to 6, then H+ ion concentration

Alarms from 3 different clocks sound after every 2, 4 and 6 hours, respectively. If the clocks are startedat the same 6 time, how many times do the alarms ring together in 3 days?

If the difference between the roots of the equation Ax2 – Bx + C = 0 is 4, then which of the following is TRUE?

Oxygen molecule is ______.

If a mirror is placed on the line MN, then which of the answer figures is the right image of the given figure?

__________ is the 2016 Oscar Winner for Best Director.

Earth-worms belongs to the phylum

In the following passage some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.

Democracy should _____ dignity of the individual. It should also aim at the _____ good of the greatest _____. The opposition party should _____ the wrong plans,
policies and decisions of the government in power. The government should cater to the _____ needs of the people to make its position solid.

of the greatest _____. The opposition party