Questions

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

Which of the following gases are responsible for the greenhouse gas effect on Earth?

There is certain relationship between two given words on one side of : : and one word is given on another side of : : while another word is to be found from the given alternatives, having the same relation with this word as the given pair has. Select the best alternatives/ relationship.

Firm : Flabby :: Piquant : ?

Each item consists of six sentences of a passage. The first and sixth sentences are given in the beginning as S1 and S6. The middle four sentences in each have been jumbled up and labelled as P, Q, R and S. You are required to find the proper sequence of the four sentences and mark your response accordingly on the Answer Sheet.

S1 :The weak have no place here, in this life or in any other life. Weakness leads to slavery.
S6 :This is the great fact : strength is life, weakness is death. Strength is felicity, life eternal, immortal; weakness is constant strain and misery : weakness is death.
P :They dare not approach us, they have no power to get a hold on us, until the mind is weakened.
Q : Weakness leads to all kinds of misery, physical and mental. Weakness is death.
R : But they cannot harm us unless we become weak, until the body is ready and predisposed to receive them.
S :There are hundreds of thousands of microbes surrounding us.The correct sequence should be

Which of the following is an excretory organ of cockroach?

Which of the following carries blood away from the heart to different body parts?

Evaporation of water from leaves of a plant is called

The uppermost layer over the earth's surface is called the ______.