Google and NASA have joined hands to identify which two new planets around Kepler 90?
Soil contains decayed remains of living organisms. This is called __________.
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The ozone layer protects us from harmful _______________ rays of the sun.
What is the name of the asteroid that causes Geminid meteor shower display around 15 December of every year?
While cooking, if the bottom of the vessel is getting blackened on the outside, it means that ______.
The average weather pattern taken over a long time, say 25 years, is called the ________________ of the place.
In which of the following, Nylon is used?
Which of the following planets has the highest average density?
Polio is a disease caused by which of the following?