Diatinguish between:Inbreeding and out breeding.

Diatinguish between:Key stone species and endangered species

A pure tall and a pure dwarf plant were crossed to produced offsprings . Offsprings were self crossed then find out the ratio between true breeding tall to true breeding dwarf ?

Diatinguish between: Genetic diversity and species diversity

Diatinguish between:In-situ conservation and ex-situ conservation

Given below are four statements (i)-(iv). Which two of the following statements are correct ? (i) It is estimated that more than 70 percent of the world livestock population is in India and China. (ii) Stringent cleanliness and hygiene (both of the cattle and the handless) are of paramount importance while milking, storage and transport of the milk and products. (iii) Out-breeding is the breeding between animals of the same breed only. (iv) Corsses between different breeds is called inbreeding.

Differentiate between transgenesis and artificial breeding.

Continued inbreeding, especially close inbreeding generally results in

In which of the following organisms testes descend into scrotum in breeding season but in non-breeding season goes up ?