Which of the following statements are CORRECT?
I. Ethanol is a good solvent for organic compounds.
II. Boiling and melting points of ethanol are low with respect to water.
III. Ethanol is used tincture iodine
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The bird which lays more than 100 eggs in one nest is
Ostrich
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Find the similarity in the following :
Carbon, Silicon, Boron, Arsenic
The name of the first bank established in India was
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
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).
Primary growth in plants occurs by
A. Vertical meristem
B. Lateral meristem
C. Intercalary meristem
D. Apical meristem
Battle of Gulnabad was led by Mahmud Hotaki and fought in the year ___.
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True or False
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