Patterns in Nature
A Local Ecosystem
Life on Earth
Australian Biota
Skills
100
What are the 3 parts to the cell theory?
1. All living things are made of cells. 2. Cells are the basic structural and functional unit of organisms. 3. All cells come from per-existing cells.
100
What are the living parts of an ecosystem called?
Biotic
100
What is an atmosphere free of oxygen?
Anoxic
100
Australia was once part of this landmass 100 mya.
Gondwana
100
The variable that is changed in an experiment.
Independent variable
200
What consists of a hydrophobic tail and a hydrophilic head?
Phospholipid bilayer
200
What is an adaptation?
A characteristic that increases an organisms likelihood of survival and reproduction.
200
What is the largest classification grouping?
Kingdom
200

Layers in rocks that can provide evidence of changes to climate over time. 

Iron band formations

200
This verb means to support an argument or conclusion.
Justify
300
Name the two types of digestion. 

Chemical and Mechanical

300
What shows the amount of biomass through each level of a food chain?
Biomass pyramid
300
What is a flowchart that uses two alternatives at each level in order to classify organisms?
A dichotomous key
300
Name four mechanisms for seed dispersal.
Wind, bird, insect, fire.
300
An experiment is considered this when the same experimental method yields the same or similar results when repeated.
Reliable
400
What are small breathing pores in an insect called?
Spiracles
400
What is used to measure the distribution of a species in an ecosystem?
Transect
400

Which two scientists are credited with developing the theory of evolution by natural selection? 

Darwin and Wallace

400

The trends of Australian climate data demonstrate what trends in Rainfall and Temperature? 

Decreasing Rainfall

Increasing Temperature 

400
To make a judgment of value, quality, outcomes, results or size.
Assess
500
An electron micrograph of a mitochondrion shows areas of highly folded membranes. Explain how the folding is related to its function.
Mitochondria are highly folded organelles that are the sites of respiration within cells. The folds increase the surface area which allows for a greater number of chemical reactions to occur at the same time, making the process very efficient.
500
Definition of a "Species": 

Organisms that can produce fertile offspring

500

The hierarchical organisation of organisms from smallest to largest:

Cells - Tissues - Organs - Systems - Organism

500
What are the contraction of rainforests and the spread of sclerophyll vegetation and grasslands directly related to?
Australia’s changing climate as the continent moved north.
500
Identify the independent and dependent variables and at least 2 controlled variables. "The time it takes to run a kilometre depends on the amount of exercise a person gets"
Independent - Amount of exercise a person gets Dependent - The time taken to run a kilometre Controlled - gender, age, surface to run on etc
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