Science Question Bank
for Exam preparation

Q2. 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

Q3. Which one of the following is not a function of the liver?

1. Regulation of blood sugar
2. Enzyme activation
3. Detoxification
4. Reproduction

Q4. What should be present in a substance to make it a conductor of electricity?

1. Strongly held electrons
2. Strongly held protons
3. Free electrons
4. Free protons

Q5. Which of the following gas does not contribute to the global warming?

1. Methane
2. Carbon dioxide
3. Sulpuhr
4. Acetylene

Q6. Name an inert diatomic gas which is neither combustible nor helps in combustion?

1. Carbon Dioxide
2. Hydrogen
3. Nitrogen
4. None of the above

Q7. Excess of fluoride in drinking water causes:

1. Lung disease
2. Intestinal infection
3. Fluorosis
4. None of the above

Q8. Substances through which electricity cannot flow are called:

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

Q9. Which of the following is the part of non- living components of environment include landforms, climate, water-bodies, temperature, humidity, air etc.?

1. Physical Environment
2. Cultural Environment
3. Biological Environment
4. Cognitive Environment

Q10. The magnetic field produced by a current carrying solenoid is similar to the magnetic field produced by a:

1. Bar magnet
2. Ring magnet
3. Rod magnet
4. Horse shoe magnet