Global Systems

What is the biosphere?

• Herbivores, Carnivores & Omnivores

• The atmosphere

• The living organisms in the lithosphere, hydrosphere & atmosphere

• Weather & Climate

What is a population?

• A group of individuals of the same species living together in the same place at the same time.

• A number of populations living together in the same place at the same time.

• A big group of humans

The following words represent a....

OWL → SNAKE → BIRD → GRASSHOPPER → PLANT

• A food web

• A chain of events

• A food chain

• A human diet

A food web is...

• the study of living organisms and their interactions within the physical and biological environment

• the term used to describe the variety of all living things

• a network of food chains or feeding relationships by which energy and nutrients are passed on from one species of living organisms to another

An organism that can make its own food using the sun's energy (it can photosynthesise) is called a/an....

• Herbivore

• Producer

• Consumer

• Decompose

Bacteria and Fungi are examples of...

• Producers

• Consumers

• Decomposers

• Hydrosphere

Photosynthesis produces...

• energy and nitrogen

• food for animals

• oxygen and hydrogen

• oxygen and energy (glucose)

How much energy in 1 trophic level is transferred to the next...

• 90%

• 10%

• 1%

How much energy between trophic levels is lost via heat, or used for metabolic processes, digestion, movement, growth and repair

• 10%

• 1%

• 90%

True or False:

Plants and trees absorb more energy and heat than clouds and ice?

• TRUE

• FALSE