The Constitutional Amendment Act that has introduced safeguards against the misuse of proclamation of national emergency is the

The total population divided by available arable land area is referred to as

Of the following, which is the fastest

The city of Prayag was named Allahabad -the city of Allah by

The Upanishads are the ‌‌‌‌‌‌‌‌‌‌‌‌‌‌‌‌‌‌‌‌‌‌‌‌‌‌‌‌‌‌‌‌‌‌‌‌‌‌‌‌______________________ .

Polio is caused by

Which of the following fibres is considered as the strongest natural fibre

Silica gel is a

What is the product formed when sodium bicarbonate is heated bly

The book entitled, 'Playing it my way' has been authored by

__________gives hardness to stainless steel.

Chernobyl disaster is the result of pollution by_____________

Which of the following is a commercial source of energy

Arsenic problem in India is primarily due to

Who referred to Mahatma Gandhi as "Father of the Nation" for the first time