Science Question Bank
for Exam preparation

Q2. What is the chemical name of Baking Soda?

1. Potassium Carbonate
2. Potassium Hydrogen Carbonate
3. Sodium Hydrogen Carbonate
4. Sodium Carbonate

Q3. Which one is not the form of Biocides?

1. Salt
2. Iodine
3. Sugar
4. Bleech

Q4. Detergent is defined as.....

1. A liquid surfactant
2. A liquid soluble
3. A liquid solvent
4. A liquid solution

Q5. On what does the strength of magnetic field produced by a current carrying solenoid depend?

1. Number of turns in solenoid
2. Strength of current
3. Nature of core material
4. All of the above

Q6. Which of following pairs is/are correct?

1. Primary Consumers - Cow, insects and grasshoppers
2. Secondary Consumers – Frogs and lizards
3. Tertiary Consumers – Tiger, lion, leopard and vultures
4. None of the above/ More than the above

Q7. The mass number of an atom is:

1. Number of nucleons in the nucleus
2. Number of protons in the nucleus
3. Number of neutrons in the nucleus
4. None of these

Q8. The cycling at various scales, of minerals and compounds through the ecosystem is:

1. Aboitic (Non-living) Components
2. Biogeochemical Cycles
3. Carbon & Oxygen Cycles
4. Nitrogen Cycles

Q9. In which part of the body digestion of protein starts?

1. Mouth
2. Stomach
3. Duodenum
4. Intestine

Q10. Which of the following have Alpha-keratin as protein?

1. Blood
2. Eggs
3. Skin
4. Wool