Which of the following Harappan sites was not located in Gujarat?
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Find the similarity in the following :
Carbon, Silicon, Boron, Arsenic
Generally covalently bonded molecules ______.
I. have high boiling and melting point as compare to ionically bonded molecules
II. poor conductors of electricity
III. have weak intermolecular force
The bird which lays more than 100 eggs in one nest is
Ostrich
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The name of the first bank established in India was
Which of the following substances cause temporary hardness in water?
1. Mg(HCO3)2
2. Ca(HCO3)2
3. CaCl2
4. MgSO4
There are two types of water hardness: temporary and permanent hardness. Temporary hardness is due to the presence of calcium hydrogen carbonate Ca(HCO3)2(aq) and magnesium hydrogen carbonate Mg(HCO3)2(aq).
Which of the following statements is/are true or false?
Statements :
A) H2S burns in air to give H2O and SO2
B) The decomposition of Ferrous Sulphate into Fe2O3, SO2 and SO3 occurs in the presence of heat.
Primary growth in plants occurs by
A. Vertical meristem
B. Lateral meristem
C. Intercalary meristem
D. Apical meristem
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