occurs when two species live closely together in a relationship that lasts over time
What is symbiosis
100
Tv
What is abiotic
100
a clay liner and system of pipes is put in place
What is preventing leakage
200
We need 3-4 liters a day
What is water
200
ant
What is species
200
robin building a nest in a tree
What is commensalism
200
grass
What is biotic
200
fewer forest fires...
What is beaver population
300
nutrients include substance such as carbohydrates, fats, proteins, vitamins and minerals
What is food
300
herd of elk
What is population
300
a goby fish and a snapping shrimp helping each other
What is mutualism
300
The sea lamprey attaches itself to other fishes by suction. Some of the lampreys victims may die, while others live but have a scar where lamprey had attached itself.
What is parasitism
300
In England 100,000... were being killed. Government had to build...
What is Toad Tunnel
400
all living things need this to provide the energy they need to survive
What is oxygen
400
prairies
What is community
400
Tapeworms and people
What is parasitism
400
Barnacles, unable to move on their own, attach themselves to whales to increase their chance to finding food. Whales are not affected by the barnacles.
What is Commensalism
400
One garbage solution we do at school
What is recycling
500
provide safety and comfort
What is living conditions
500
ocean
What is community
500
...... occur everywhere. These dust mites live in your bedroom. They eat the dust that comes from your hair, flakes of skin and clothes.
What is interactions
500
As the butterfly feeds, pollen sticks to its body. The butterfly carries the pollen to the next flower it feeds from. Most flowers need this pollen to produce seeds.
What is mutualism
500
A layer of soil is spread over the compacted wastes to reduce odours and litter, and to discourage animal activity.