Q.1:- Rectified spirit contains ?
- 75% Alcohol
- 5% Alcohol
- 56% Alcohol
- 100% Alcohol
Q.2:- Which one among the following fuels is used in gas welding ?
Q.3:- Candles contains a mixture of ?
- Bees wax and paraffin wax
- Bees wax and stearic acid
- Paraffin wax and stearic acid
- Higher fatty acid
Q.4:- Fruit smell is given by ?
- Acid Anhydride
Q.5:- The sweetest of all sugars is ?
Q.6:- Protein is an important constituent of our diet. It functions mainly as ?
- A source of energy
- A construction material
- Shock Absorber
- Reserve food
Q.7:- The vitamin which is water soluble and antioxidant is ?
- Vitamin C
- Vitamin B
- Vitamin E
- Vitamin D
Q.8:- What does protein deficiency in the children usually between the ages of 1 to 3 years cause ?
Q.9:- ‘White Lung Cancer’ is caused by ?
Q.10:- The gas which present in both the natural gas and the biogas is ?
- Carbon Monoxide
Q.11:- Air is ?
Q.12:- Among the given nutrients, milk is a poor source of ?
- Vitamin C
Q.13:- Cathode rays can be deflected by ?
- Magnetic field only
- Electric field only
- Both types of fields
- None of these
Q.14:- 7Li3 and 8Be4 are called ?
Q.15:- Gamma rays are ?
- High energy electrons
- Low energy electrons
- High energy electromagnetic
- High energy positron waves
Q.16:- Formation of anions occurs by ?
- Loss of neutrons
- Gain of protons
- Gain of electrons
- None of the above
Q.17:- The structure of Ethylene is ?
Q.18:- The highest state of Mn is shown in ?
Q.19:- Acids reach with bases to give ?
Q.20:- Enzyme catalysis is an example of ?
- Auto Catalysis
- Heterogeneous Catalysts
- Homogeneous Catalysts
- Induced Catalysts
Q.21:- During Isothermal expansion of an ideal gas, its internal energy ?
- May increase or decrease
- Remains unchanged
Q.22:- Electron affinity of noble gases is ?
- Almost zero
- Very High
Q.23:- Which of the following elements is most metallic ?
Q.24:- The number of mole of solute per litre solution is called ?
- Mole Fraction
Q.25:- Blood cells do not shrink in blood because blood is ?