What is carrying capacity of an ecosystem?
a. the minimum number of individuals of a population able to live in an environment
b. the maximum number of individuals of a population able to live in an environment
c. the minimum number of groups to live in an environment
d. the maximum number of groups to live in an environment

b. the maximum number of individuals of a population able to live in an environment.

Explanation:

A carrying capacity can be define as the maximum number of individuals of the population of a species which an ecosystem or region can sustain on the basis of availability of resources such as food, water, mates and other resources.

An ecosystem can sustain living beings upto the carrying capacity of the ecosystem. If the population of species exceeds over the carrying capacity then population of the species starts declining.

On the basis of the above explanation, b. the maximum number of individuals of a population able to live in an environment. is the correct option.

answers are:

lysogenic     viral dna merges with host cell dna

lysogenic     no symptoms

lytic               viral dna takes over

lysogenic     virus does not destroy host cell

lytic               virus destroys host cell

lytic               induces symptoms of viral infection

lysogenic       cell reproduces and spreads provirus