Page 39 - General Knowledge-1
P. 39
Let us read some facts related to science and technology.
Our body takes 12 hours to digest food.
The human brain produces enough
electricity to light a bulb for 24 hours.
Salt is a substance that stops the growth
of bacteria in the food and preserves it.
Lilliput, a wind-up toy was the first
toy robot made in Japan.
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