In which year did George Mestral get his idea?
A1928
B1968
C1908
D1948
Answer & Solution
Correct answer: D. 1948
1. He had just come back from a walk with his dog.
2. This happened in 1948.
3. So the correct answer is 1948.
_Source: NCERT Class 5 Environmental Studies, 'Looking Around', Ch 5 'Seeds and Seeds'_
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