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    Question Bank

    Practise UPSC MCQs with explanations

    Attempt real previous-year and practice questions, subject by subject. Every question comes with the correct answer and a detailed explanation — free, no sign-up needed.

    190 questions

    Environment
    2023
    medium

    Which one of the following makes a tool with a stick to scrape insects from a hole in a tree or a log of wood?

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    Environment
    2023
    medium

    Consider the following statements: 1. Some microorganisms can grow in environments with temperature above the boiling point of water. 2. Some microorganisms can grow in environments with temperature below the freezing point of water. 3. Some microorganisms can grow in highly acidic environments with a pH below 3. How many of the above statements are correct?

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    Environment
    2023
    medium

    Consider the following statements regarding the Indian squirrels: 1. They build nests by making burrows in the ground. 2. They store their food materials like nuts and seeds in the ground. 3. They are omnivorous. How many of the above statements are correct?

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    Environment
    2023
    medium

    Consider the following statements: 1. Some mushrooms have medicinal properties. 2. Some mushrooms have psychoactive properties. 3. Some mushrooms have insecticidal properties. 4. Some mushrooms have bioluminescent properties. How many of the above statements are correct?

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    Environment
    2023
    medium

    Which of the following organisms perform waggle dance for others of their kin to indicate the direction and the distance to a source of their food?

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    Environment
    2023
    medium

    Consider the following fauna: 1. Lion-tailed Macaque 2. Malabar Civet 3. Sambar Deer How many of the above are generally nocturnal or most active after sunset?

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    Environment
    2023
    medium

    'Invasive Species Specialist Group' (that develops Global Invasive Species Database) belongs to which one of the following organizations?

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    Environment
    2023
    medium

    Consider the following statements : Statement-1: Marsupials are not naturally found in India. Statement-2: Marsupials can thrive only in montane grasslands with no predators. Which one of the following is correct in respect of the above statements?

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    Environment
    2023
    medium

    Ilmenite and rutile, abundantly available in certain coastal tracts of India, are rich sources of which one of the following?

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    Environment
    2023
    medium

    Consider the following trees : 1. Jackfruit (Artocarpus heterophyllus) 2. Mahua (Madhuca indica) 3. Teak (Tectona grandis) How many of the above are deciduous trees?

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