What does Family Planning aim at?
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Correct answer: (C) Population control
RRB JE · Topic-wise previous year questions
Environment & Pollution Control Previous Year Questions
18 Environment & Pollution Control questions asked in RRB JE previous year papers, each with the correct answer and explanation. Read them free on UTpaper, or attempt the full papers as timed online tests.
- 18 questions
- Official answer key
- Free
Which of the following can be minimised through the implementation of proper sewage treatment?
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Correct answer: (D) Water pollution
Which attribute of a paper cup makes it better than a plastic cup for our environment?
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Correct answer: (D) Biodegradable
What term can be used for substances that are broken down by biological processes?
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Correct answer: (B) Biodegradable
Which of the following substances will take the longest time to degrade naturally in the environment?
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Correct answer: (A) Leather
Which of the following helps a developing embryo to expel waste products in case of humans?
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Correct answer: (A) Placenta
Thermocol disposables are being widely used in parties and restaurants. By promoting this practice ________.
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Correct answer: (B) we are increasing non-biodegradable waste
Mohan went to a cafe and ordered a soft drink. The waiter brought his order in a plastic glass with a plastic straw. Mohan, being environment friendly, is not happy as:
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Correct answer: (B) plastic glass and plastic straw is non biodegradable and persists in soil for a long time
Why do non-biodegradable wastes cause environmental problems?
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Correct answer: (B) They remain in the environment for a long time.
Which of the following is/are responsible for the depletion of the ozone layer in the atmosphere?
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Correct answer: (A) Chlorofluorocarbons
What impact does human activities have on the environment?
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Correct answer: (D) They contribute to environmental pollution
Which of the following materials is likely to be non-biodegradable?
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Correct answer: (B) Plastic
Which of the following is an effective method to reduce plastic waste?
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Correct answer: (C) Recycling and reusing plastic materials
What should be done in order to minimise waste production?
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Correct answer: (D) Change and adapt sustainable lifestyle
Which of the following is an advantage of paper cups over plastic cups?
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Correct answer: (B) They are biodegradable
Which of the following is an effect of non-biodegradable substances in water bodies?
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Correct answer: (D) Clogs drains and harms aquatic life
Select the correct option regarding the following two statements labelled Assertion (A)
and Reason (R).
Assertion (A): Burning plastic waste is a safe method of disposal.
Reason (R): Burning plastic releases toxic gases harmful to humans and the
environment.
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Correct answer: (B) Assertion is false, reason is true
Which process is responsible for the removal of waste byproducts from the body in
living organisms?
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Correct answer: (B) Excretion
How to use these RRB JE Environment & Pollution Control questions
Every question here was asked in a real RRB JE paper; the paper and shift are shown on the card, and the number opens the question on its own page. Try each one before tapping Show answer, then attempt the full RRB JE papers as timed tests to check your speed under exam conditions.