Question

3. Answer the following in one sentence.

Answer 1

Answer:

a) The quality or fact of being sonorous.

b) A vaccine is a biological preparation that provides active acquired immunity to a particular infectious disease. A vaccine typically contains an agent that resembles a disease-causing microorganism and is often made from weakened or killed forms of the microbe, its toxins, or one of its surface proteins. 

c) The supply of water to land or crops to help growth, typically by means of channels.

d) A substance which has a molecular structure built up chiefly or completely from a large number of similar units bonded together, e.g. many synthetic organic materials used as plastics and resins.

Answer 2

Answer:

3a. Sonority is the ability to produce a sound when struck.

b. A vaccine is a substance used to stimulate the production of antibodies and provide immunity against one or several diseases.

c. Irrigation is the supply of water to land or crops to help growth, typically using channels.

d. A polymer is a substance that has a molecular structure built chiefly or completely from a large number of similar units bonded together.