Human Impacts
Name one human activity that helps to prevent a lot of waste/garbage build up and promotes "re-using" things.
What is recycling?
______ transform energy from the Sun into food through photosynthesis.
What is a producer?
How many kingdoms are there in taxonomy?
Five
Invasive species are considered ________________ to a particular habitat they enter.
Non-native
Name one human activity that poses a threat to biodiversity in ecosystems.
Habitat destruction/pollution
A ____________ relationship is one where species are dependent on one another for survival. One or both species may benefit from this relationship.
What is a symbiotic relationship?
Which Kingdom contains mushrooms, mould, and yeast?
Fungi
Give an example of an invasive species in Australia
Cane toad
Lantana
Rabbits
Feral cats
Fire ants
What things contribute to air, or water, or land pollution?
Dumping chemicals/ Carbon dioxide emissions cars and factories/ Other chemical emissions
A relationship between species where both species benefits is called....
What is mutualism?
Based on the dichotomous key provided, identify the organism with no hair, no feather and has scales.
Reptile
Rabbits and mice are examples of this type of organism that eats only plants.
Herbivore or primary consumer
What is a natural "absorber" of carbon dioxide in the atmosphere?
Plants/forests
A relationship between species where one species benefits and the other is harmed is called...
What is Parasitism?
What are the several levels of classification in taxonomy?
Kingdom, Phylum, Class, Order, Family, Genus, Species
What do the arrows in food chains and food webs represent?
Flow of energy
Describe two different ways "invasive species" can enter a new habitat.
From a boat or plane from one place to another.
Brought in as pets.
Brought in on purpose to remove another species.
In a food web, a Predator eats both Prey A and Prey B. Prey B becomes extinct due to humans. What will happen to Prey A's population as a result?
It will decrease in population due to greater numbers being killed by the predator to maintain its food source
A relationship between species where one species benefits and the other is unaffected is called....
What is Commensalism?
What are the main 2 rules for making a dichotomous key?
Each line must end in one organism
Questions are based on physical traits
Describe the role of a decomposer in a food web.
They break down the remains of dead plants and animals in order to recycle nutrients into a food web.
Describe 3 ways invasive species can affect the new environment they find themselves in.
They kill the other species.
They eat all the food.
They destroy the habitat.