What is plutonium reprocessing?

61

Explain how can the abundance and diversity of living beings in the tropical forests be explained?

43

Explain some examples of interspecif competition?

71

What are persistent organic pollutants?

55

In the short range what will happen to the levels above and below a population of secondary consumers of a numeric pyramid if a large number of individuals from this population dies?

133

What is competition?

132

What is selective waste collection?

139

What is the climax stage of an ecological succession?

122

Explain how do populations of predators and preys vary in predatism?

101

What are the three main types of tropic pyramids studied in Ecology?

50

Which terrestrial vertebrate group is extremely rare in deserts?

46

What are the main characteristics of the age pyramids of developed countries?

72

Explain the major terrestrial biomes?

57

Explain ammensalism?

102

Define ammensalim?

65