If a solution turns blue litmus red, its pH is likely to be
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Biotechnology means
In sexual reproduction a parent contributes
Which one of the following derives nutrition from plants as a parasite?
The egg is carried from the ovary to the womb through
Which of the following is a bisexual flower?
The number of valence electrons in an atom of Phosphorous is
Which of the following technique is used to know the age of a tree in years?