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Prelims / 2021 / Science & Technology
Ancient History 3 Art & Culture 10 Economy 14 Environment & Ecology 18 Geography 9 Indian Polity 18 International Relations 2 Medieval History 4 Modern History 7 Science & Technology 13 Social Issues & Schemes 2
Question 1 Medium

Water can dissolve more substances than any other liquid because

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Question 2 Hard

Bollgard I and Bollgard II technologies are mentioned in the context of

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Question 3 Medium

With reference to recent developments regarding ‘Recombinant Vector Vaccines’, consider the following statements: 1. Genetic engineering is applied in the development...

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Question 4 Easy

Which one of the following is used in preparing a natural mosquito repellent?

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Question 5 Medium

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. ...

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Question 6 Medium

In the context of hereditary diseases, consider the following statements: 1. Passing on mitochondrial diseases from parent to child can be prevented by mitochondrial ...

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Question 7 Hard

Which of the following have species that can establish symbiotic relationship with other organisms? 1. Cnidarians 2. Fungi 3. Protozoa Select the correct answer usin...

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Question 8 Easy

In the nature, which of the following is/are most likely to be found surviving on a surface without soil? 1. Fern 2. Litchen 3. Moss 4. Mushroom Select the correct a...

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Question 9 Easy

The term ‘ACE2’ is talked about in the context of

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Question 10 Hard

Consider the following statements: 1. Adenoviruses have single-stranded DNA genomes whereas retroviruses have double-stranded DNA genomes. 2. Common cold is sometime...

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Question 11 Medium

Which one of the following is a reason why astronomical distances are measured in light-years?

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Question 12 Medium

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 f...

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