Science Question Bank
for Exam preparation

Science- 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

Science- 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

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

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

Science- Q5. Substances through which electricity cannot flow are called:

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

Science- 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

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

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

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

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

Science- 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

Science- 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