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Correct Answer: D) Holistic Approach.
Correct Answer: D) Iodine.
Correct Answer: A) Atomic number.
Correct Answer: B) Hospitals.
Correct Answer: C) Environmental ethics.
Correct Answer: B) Round.
Correct Answer: A) Yes.
Correct Answer: A) Rabindra Nath Tagore.
Correct Answer: D) All of these.
Correct Answer: D) Jim Corbett.
Correct Answer: A) Biodegradable.
Correct Answer: C) Litter.
Correct Answer: C) 21st March.
Correct Answer: A) Two.
Correct Answer: D) Nature.
Correct Answer: A) All living organisms.
Correct Answer: B) Sloping roofs.
Correct Answer: A) False.
Correct Answer: D) All of them.
Correct Answer: B) Solar.
Correct Answer: A) Bus and Train.
Correct Answer: C) French.
Correct Answer: B) Water quality.
Correct Answer: B) Producers.
Correct Answer: A) Carbon-dioxide.