Top 10 Question Discussion (General Science) Sep. 2nd Week 2020

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The electromotive force of an electric cell does not depend on -
1. On the base of the cell
2. On cathode material
3. On the anode material
4. On the electrical analysis used
An anti-vitamin is -
1. Beta carotene
2. Methyl cobalamin
3. Pyrithiamine
4. Folic acid
Which of the following does not contain chlorine gas?
1. DDT
2. Chlorophyll
3. Chloroform
4. Bleaching powder
A mild solution of vinegar is -
1. Formaldehyde
2. Formic acid
3. Ethanol
4. Acetic acid
What will be the change in volume if the ice melts?
1. Initially it will decrease and then it will increase
2. Will decrease
3. Will increase
4. Initially it will increase then it will decrease
What is 'Dry Ice' produced from?
1. Carbon monoxide
2. Solid carbon dioxide
3. Liquid carbon dioxide
4. Water
Ozone gas is easily soluble in which liquid?
1. Mercury
2. Milk
3. Turpentine oil
4. Kerosene
Magnesium nitride is produced by the reaction of which gas with magnesium metal?
1. Nitrogen
2. Ammonia
3. Nitric oxide
4. Hydrogen
Which gas is used to make 'Vegetable Ghee' ?
1. Nitrogen
2. Hydrogen
3. Ammonia
4. Sulfur dioxide
Which disease is caused by lack of protein in the diet?
1. Diabetes
2. Amoebiasis
3. Kwashiorkor
4. Cancer