In most green plants, chloroplasts are
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Which one of the following is the most characteristic property of an element?
Atomic number is the fundamental properties of an element. Every atom is identified by its unique atomic number. Atomic number is equal to the number of protons present in an atom of the element.
Which of the following is NOT a waste material removed from blood in the kidney?
Find the acceleration (in m/s2) produced in a body of mass 2 kg when a force of 8 N is applied on it.
Birth control pills contain
By volume, 21% of air is _______________.
India lies in the hemisphere
Which of the following is based on the principle of nuclear fusion?