Which of the following increased in the 1920's?
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Who awarded the Kaisar-i-Hind medal of the British to Mahatma Gandhi for his contribution to ambulance services in South Africa?
What is special about a sword-billed hummingbird?
The United Nations Development Programme (UNDP) focusses on
Which feature of a plant helps to distinguish a monocot from a dicot?
Molecular clocks are based on the idea that _____.
Which of the following metals is the most Malleable?
CuO + H2 ---> Cu + H2O. This equation is an example of