Science Question Bank
for Exam preparation

Q2. What is Ecotone?

1. It denotes a mosaic boundaries or inter-digitting zone between two more homogenous vegetation units
2. A term was applied by Erhart to periods of soil formation.
3. It is formed by the interactions among population of living animals and plants.
4. None of the above/ More than the above

Q3. Soap consists of:

1. Sodium salt with fatty acids.
2. Potassium salt with fatty acids
3. Both a & b
4. Sodium and Potassium salt mixed with chemicals

Q4. Hepatitis is a general term for a disease that is caused by:

1. Viruses
2. Bacteria
3. Parasites
4. All the above

Q5. Substances through which electricity cannot flow are called:

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

Q6. ------------- play a vital role of releasing essential materials from the dead matter and thus maintain a continuous cycle of energy flow and of material.

1. Saprophytes
2. Autotrophs
3. Hetrotrophs
4. None of the above/ More than the above

Q7. Bio-chemical compounds are used as....

1. Skin Treatments
2. Food preservatives
3. Cooking Oils
4. All of the above

Q8. Which among the following is not an example of carbohydrate?

1. Maltose
2. Fructose
3. Glycogen
4. Glycine

Q9. 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

Q10. Which of the following statement (s) is/are correct about viscosity?

1. It is a measure of a fluid's resistance to flow.
2. It is typically measured in dynes/cm, the force in dynes required to break a film of length 1 cm.
3. It is the ability of a body to resist a distorting influence or stress and to return to its original size and shape when the stress is removed.
4. None of the above