Which of the following is the most abundant metal on Earth's crust?
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By which process the Chinese Scientists have cloned two identical long - tailed macaques?
Saturn is the _______ planet from the Sun.
Venus is the _______ planet from the Sun.
How many days moon takes to revolve around the earth?
The Moon takes about 27.3 days to perform one complete orbit around the Earth.
Which of the following three R's are regarded as environment friendly?
What is the name of the eighth planet discovered by NASA, circling Kepler- 90?
Which is the coldest planet?