Water can dissolve more substances than any other liquid because
Water can dissolve more substances than any other liquid because
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'Triclosan', considered harmful when exposed to high levels for a long time, is most likely present in which of the following?
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Bisphenol A(BPA), a cause of concern, is a structural/key component in the manufacture of which of the following kinds of plastics?
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With reference to street-lighting, how do sodium lamps differ from LED lamps?
1. Sodium lamps produce light in 360 degrees but it is not so in the case of LED lamps.
2. As street-lights, sodium lamps have a longer lifespan than LED lamps.
3. The spectrum of visible light from sodium lamps is almost monochromatic while LED lamps offer significant colour advantages in street lighting.
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Consider the following:
1. Bacteria
2. Fungi
3. Virus
Which of the above can be cultured in artificial/synthetic medium?
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In a pressure cooker, the temperature at which the food is cooked depends mainly upon which of the following?
1. Area of the hole in the lid
2. Temperature of the flame
3. Weight of the lid
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Which one of the following is a reason why astronomical distances are measured in light-years?
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With reference to recent developments regarding ‘Recombinant Vector Vaccine’, consider the following statements:
1. Genetic engineering is applied in the development of these vaccines.
2. Bacteria and viruses are used as vectors.
Which of the statements given above is/are correct?
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Consider the following statements:
1. Adenoviruses have single stranded DNA genomes whereas retroviruses have double-stranded DNA genomes.
2. Common cold is sometimes caused by an adenovirus whereas AIDS is caused by a retrovirus.
Which of the statements given above is/are correct?
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The term ‘ACE2’ is talked about in the context of:
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