Population Interactions
Population Interactions: Overview
This topic covers concepts, such as Gause's Principle, Population Interactions, Positive Interactions, Scavenging, Commensalism, Protocooperation, Mutualism, Negative Interactions, Parasitism, Predation, Competition among Species, etc.
Important Questions on Population Interactions
When an animals changes its body colour or body form and looks like another living organism, the phenomenon is called:


The egrets always forage close to where the cattle are grazing. The interaction between them can be called:

Which of the following interactions play a key role in keeping an eye on the number of the population?

Obligate parasites live on

Territoriality occurs as a result of

The symbiotic relationship of algae and fungus is found in

Animals have the innate ability to escape from predation. Examples for the same are given below. Select the incorrect example.

The function of aposematic colouration is to

The interaction between "Cuckoo and Crow" is an example for

Which of the following is not a parasitic adaptation in parasitic oragnisms?

Wasp laying eggs in the fig fruit represents which population interaction?

Name the population interaction that exists between Sea-anemone and clown fish.

Wasp laying eggs in fig flower is an example of

The population interactions that exist between Abingdon tortoise and goats in Galapagos islands is

The two types of relationship between organisms under the category of symbiosis is ________.

Match the following
List - I | List - II | ||
a | Ectoparasite | i | Ascaris |
b | Hyperparasite | ii | Entamoeba |
c | Coelozoic parasite | iii | Leishmania |
d | Histozoic parasite | iv | Nosema |
v | Head lice |

Abingdon tortoise in Galapagos islands became extinct within a decade after goats were introduced. It is an example of

The statement which says that the two closely related species competing for the same resource cannot coexist indefinitely is called

The plant- animal interaction often involve co-evolution of the mutualists so that
