What are heterotrophic beings?

46

Is herbivorism a form of predatism?

66

What is a food chain?

97

Can the amount of available energy in a given tropic level to be larger than the available energy in inferior tropic levels? What does that condition means to the conformation of the energy pyramids?

125

Explain how do the availability of water and light and the climate affect the growth of a population?

95

What are the typical vegetation and the typical fauna of the tundras?

151

Explain some examples of migratory animals?

110

How does the vegetal stratification of an ecosystem influence the biological diversity?

63

What is a biome?

147

Why is it a big environmental issue?

84

Explain some examples of interspecif competition?

73

What are biotic factors?

84

Explain how does biological diversity relate to the characteristics of the abiotic factors of an ecosystem?

84

What do you mean by eutrophication?

76

Explain the tropic pyramids of ecology?

63