Miscellaneous

Which of the following archaeological samples is adopted to determine the age of firewood bone and shell?

Carbon dating is used to determine the age of :

Radioactive dating' is a technique which can be used to measure :

Which of the following method is used for measuring the age of the earth?

One carbon credit is equivalent to :

With which of the following is BRIT (Government of India) engaged?

Which one among the following is called philosopher's wool?

A pungent smell often present near the urinals is due to :

A team of scientists at Brookhaven National Laboratory including those from India created the heaviest anti-matter (anti-helium nucleus). What is/are the implication/implications of the creation of anti-matter? 1. It will make mineral prospecting and oil exploration easier and cheaper. 2. It will help probe the possibility of the existence of stars and galaxies made of anti-matter. 3. It will help to understand the evolution of the universe. Select the correct answer using the codes given below.

In the context of which of the following do some scientists suggest the use of cirrus cloud thinning technique and the injection of sulphate aerosol into stratosphere?