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What is /are the importance/importances of discovering this particle?

The efforts to detect the existence of Higgs boson particle have become frequent news in the recent past. What is /are the importance/importances of discovering this particle? 1. It will enable us to understand as to why elementary particles have mass. 2. It will enable us in the near future to develop the technology to […]

Which of the above diseases has/have been eradicated in India?

Consider the following diseases 1. Diphtheria 2. Chickenpox 3. Smallpox Which of the above diseases has/have been eradicated in India?(2014) a) 1 and 2 only b) 3 only c) 1, 2 and 3 d) None ANswer: B Smallpox has been eliminated from India and the world.

Select the correct answer using the codes given below

Which of the following statements is / are correct? 1. Viruses lack enzymes necessary for the generation of energy. 2. Viruses can be cultured in any synthetic medium. 3. Viruses are transmitted from one organism to another by biological vectors only. Select the correct answer using the codes given below.(2013) a) 1 only b) 2 […]

Many Transplanted Seedlings do not grow because

Many transplanted seedlings do not grow because(2013) a) the new soil does not contain favourable minerals b) most of the root hairs grip the new soil too hard c) most of the root hairs are lost during transplantation d) leaves get damaged during transplantation Answer: C Many transplanted seedlings do not grow because most of […]

Which of the following physical phenomena are responsible for this?

Rainbow is produced when sunlight falls on drops of rain. Which of the following physical phenomena are responsible for this? 1. Dispersion 2. Refraction 3. Internal reflection Select the correct answer using the codes given below.(2013) a) 1 and 2 only b) 2 and 3 only c) 1 and 3 only d) 1, 2 and […]

Which of the above are optical illusions?

Consider the following phenomena: 1. Size of the sun at dusk 2. Colour of the sun at dawn 3. Moon being visible at dawn 4. Twinkle of stars in the sky 5. Polestar being visible in the sky Which of the above are optical illusions?(2013) a) 1, 2 and 3 b) 3, 4 and 5 […]

What is/are the Implication/ implications of the Creation of Antimatter?

A team of scientists at Brookhaven National Laboratory including those from India created the heaviest antimatter (anti-helium nucleus). What is/are the implication/ implications of the creation of antimatter? 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 […]