Describe the impacts humans have through: (a) over-harvesting of plant and animal species (b) introducing a non-native species to an ecosystem
Questions and Answers
Outline the causes and describe the consequences of deforestation, limited to its effects on: biodiversity, extinction, loss of soil, flooding and concentration of carbon dioxide in the atmosphere
Outline the causes and describe the consequences of deforestation, limited to its effects on: biodiversity, extinction, loss of soil, flooding and concentration of carbon dioxide in the atmosphere
Describe that the growth of the human population is increasing the demand for global resources
Identify and state the factors affecting the rate of population growth for a population of an organism, limited to: food supply, competition, predation and disease
Identify and state the factors affecting the rate of population growth for a population of an organism, limited to: food supply, competition, predation and disease
Outline the role of fungi and bacteria in decomposition
Outline the role of fungi and bacteria in decomposition
Explain why it is more energy efficient for humans to eat crop plants than to eat livestock that have been fed on crop plants
Explain why it is more energy efficient for humans to eat crop plants than to eat livestock that have been fed on crop plants
Explain why food chains usually have fewer than five trophic levels
Explain why food chains usually have fewer than five trophic levels
Explain why the transfer of energy from one trophic level to another is inefficient
Explain why the transfer of energy from one trophic level to another is inefficient
Describe food webs as networks of interconnected food chains and construct and interpret them
Describe food webs as networks of interconnected food chains and construct and interpret them
Describe the terms producer, consumer, herbivore, carnivore and decomposer
Describe the terms producer, consumer, herbivore, carnivore and decomposer