Organisms and Populations — BIOLOGY STD 12 Science — Question

The maximum growth rate occurs in:

The transfer of genetic material from one bacterium to another through the mediation of a vector like virus is termed as:

Between which among the following, the relationship is not an example of commensalism?

Father of Indian ecology is

Assertion : Natural selection is the outcome of difference in survival and reproduction among individuals that show variation in one or more traits.

Reason : Adaptive forms of a given trait tend to become more common; less adaptive ones become less common or disappear.

When a natural predator living being applied on the other pathogenic organisms to control them, this process is called

____________prepares our immune system to fight against the microbe.

Which plant is found in mangroove zone?

The following represents the different trophic levels of a food chain. Which one has the highest level of DDT deposition in its body?

Homo Sapiens (humans) evolved first: