Plaster of Paris ______.
I. changes into gypsum on mixing with water
II. is CaSO4.2H2O
III. is used for decoration
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Which of the following Harappan sites was not located in Gujarat?
Valency of an element depends on which of the following?
I. Number of losing electron
II. Number of gaining electron
III. Number of sharing electron
An electron loses potential energy when it
The vast amount of sea weeds present in oceans may produce an endless source of
What is 12 S of the Z?
12 S of Z represents 12 Signs of the Zodiac.
It is similar to the
1. 52 W in a Y - 52 weeks in a year
2. 3 H in a C - 3 Hands in a Clock
3. 3600 S in an H - 3600 Seconds in an Hour
4. 5 O in the W - 5 Oceans in the World
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What is the process of production of ovum in the females called?
Blood is a connective tissue embedded in which type of intercellular matrix?