Questions

The ozone layer is mainly found in the lower portion of the _______.

During fermentation of sugar, the compound which is always formed is

Which of the following phrases (i), (ii), and (iii) given below each sentence should replace the phrase printed in bold letters to make the sentence grammatically correct? Choose the best option among the five given alternatives that reflect the correct use of phrase in the context of the grammatically correct sentence. If the sentence is correct as it is, mark (E) i.e., "No correction required" as the answer.
The trees shed his leaves every time autumn approaches but a healthy tree always gets its leaves back in the spring, which explains the point that fighting spirit is enough to keep one afloat.
i. Has shed their leaves every time autumn approaches
ii. shed their leaves every time autumn approaches
iii. shed its leaves every time autumn approaches

In the following question, out of the four alternatives, select the word opposite in meaning to the word given.

Raucous

In the following question, out of the given four alternatives, select the one which is opposite in meaning of the given word. Tolerate

Which of the following function is performed by the kidneys in the human body?

Elements A, B and C occur as Dobereiners triads. If the atomic mass of A is 7 and that of C is 39, what will be the atomic mass of B?

Which of the following statement is CORRECT?