r-selected species

High rate of per capita population growth

poor  competitive ability

Grows quickly 

age early, 

devoting much energy to producing  large number of progeny 

Small in size, and individuals do not live long. 

Random matting

TLS Online TPP Program

#Id: 7999

#XL - T Zoology

The range of abiotic and biotic conditions under which a species persists is its realized niche. 

The realized niche determines the geographic range of a species or of various populations that compose a species.

TLS Online TPP Program

#Id: 8000

#XL - T Zoology

No two different species can share the same niche but can have similar niches,  this is because of competition for resources like food, space etc

Two species cannot coexist permanently in a community if their niches are  identical

TLS Online TPP Program

#Id: 8001

#XL - T Zoology

Overlapping of fundamental niche

TLS Online TPP Program

#Id: 8002

#XL - T Zoology

Ecological niche modeling - The process of determining the suitable habitat conditions for a species.

TLS Online TPP Program

#Id: 8003

#XL - T Zoology

Ecological envelope - The range of ecological conditions that are predicted to be suitable for a species.

TLS Online TPP Program

#Id: 8004

#XL - T Zoology

Major component of ecological niche

1. Space Habitat

2. Eating habit

3. Environmental variant