What are additive feeds for cattle ? How can one detect that an animal is sick ?

How will you detect that an animal is sick?

What is a photoperiod ? How do plants detect it.

Why has the addition of antibiotics to cattle feed been banned ?

What are the two main components of cattle feed?

What is feed ? What are different type of feed ? How is it differ with respect to age and functions ?

Which one of the following can be used to detect amino acids ?

X is a wild animal which eats only the flesh of other animals whereas Y is a domestic animals which feeds mainly on green grass. (a) What are animals like X known as ? (b) What are animals like Y known as ? (c) Which animals, X or Y, has a longer small intestine ? Why ? (d) Name one animal which is like X (e) Name one animals which is like Y.