Answer:

a) Cereal Crop can be defined as any plants cultivated for seeds as human's food, although they tend to include only crops  closely related to grass.

b) Broadcasting is a distribution of audio or video content to a dispersed audience via any electric mass communications medium, but typically one using the electromagnetic spectrum, in one to many model.

d) A virus which parasitizes a bacterium by infecting it and reproducing inside  it. Bacteriophage are much used in genetics research.

firstly mark me as "brainliest" and the i will answer u the rest

Answer:

hey hru

do u remember me?