The yellow colour of human urine is due to
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Some of the energy derived from the food we eat is stored in the form of
Which acid is secreted by certain glandular cells in the stomach lining?
A force of 20 N displaces an object through 2 m and does a work of 20 J. The angle between the force and displacement is
Trypsin is present in which of the following?
On which date is India likely to experience the shortest day?
Brain fever is a disease spread through which of the following?
Who discovered Pluto?