CTET Class I to V 8 Jan 2022 Paper

Question : 85 of 150

Marks: +1, -0

Which of the following is the BEST example of arriving at a specific conclusion using experimentation?

Understanding which liquid flows quicker by adding a drop of each on a plate and tilting it.
Finding out how far the human eye can see by asking each student to read the alphabet from a distance.
Understanding which vegetable spoils quicker by counting the number of days it takes for them to go rotten.
Finding out the different sources of water by going on a field trip around your district.

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