Science Question Bank
for Exam preparation

Science- Q2. Vaccination was started by.......

1. Jonas E. Salk
2. Paul Muller
3. Edward Jenner
4. Robert Frost

Science- Q3. 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

Science- Q4. Which vitamin is needed to prevent Xero-phthalmia?

1. A
2. B
3. C
4. D

Science- Q5. Which of the following statement (s) is correct about luminous Intensity?

1. It is a measure of the wavelength-weighted power emitted by a light source in a particular direction per unit solid angle.
2. The SI unit of luminous intensity is the candela (cd), an SI base unit.
3. Only A
4. Both A & B

Science- Q6. Mushrooms are/can be:

1. A variety of fungus
2. Fleshy, fruiting bodies of the fungus
3. Grown in small sheds or plots
4. All the above

Science- Q7. Which one of the following is not correctly matched?

1. Haemoglobin: Skin
2. Vitamin C: Scurvy
3. Carbohydrate: Potato
4. Fat: Butter

Science- Q8. Substances through which electricity cannot flow are called:

1. Conductors
2. Insulators
3. Wires
4. Battery

Science- Q9. What is the work done in moving a unit positive charge from infinity to that point in electric field called?

1. Electric potential
2. Potential difference
3. Electric current
4. Electric circuits

Science- Q10. The heating elements of electric iron and toaster are made of:

1. Metals
2. Alloys
3. Glass
4. Hard rubber