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WorksheetsCompetition and Relationships in ecosystems
Total questions: 15
Worksheet time: 8mins
All the elephants live in the same area is called?
community
population
species
niche
All the animal species in a pond
population
habitat
niche
community
The place where an organism lives and has all the resources it needs
niche
community
population
habitat
Which of the factors limit how many organisms can live in an ecosystem
food
shelter
predators
all of the above
An organisms habitat includes
resources organisms need
shelter
food
nothing
Cooperative relationships
members of the same species compete for the same resources
members of the different species compete for the same resources
members of the same species work together for survival
members of different species work together for survival
Biotic factor in a pond
water
rocks
sunlight
bacteria
Abiotic factor in a pond
fish
plant
water
bacteria
Competitive interaction in a pond
fish with fish
fish with plants
fish with water
fish with air
Invasive species is a species
species that is not native to an ecosystem
species that use resources from native species
species that compete with native species
All of the above
why is predator prey relationships important in ecosystems
predator controls the prey population
predators are big animals
Prey is small
predators and prey have a symbiotic relationship
What is the relationship?
Hi. I am an earthworm that likes the moist environment of the soil anyplace on Earth. I typically like to stay below ground, but sometimes after heavy rainstorms or during mating, I will come to the surface. They don’t say the early bird catches the worm for nothing! I am a red robin and use my keen sense of sight to catch earthworms and other insects.
commensalism
predator prey
competitive
Mutualism
What is the relationship?
A wasp lays its eggs on a caterpillar. When the wasp eggs hatch, the larva will eat the caterpillar and kill.
parasitism
commensalism
mutualism
competitive
What is the relationship?
Line up! We ants love order and hard work, marching here and marching there in our Rainforest.
cooperative
competitive
mutuallism
commensalism
Lichens are an example of an interaction that is mutually beneficial. The lichen is made up of a fungus and an alga. The fungus provides the alga with water and minerals, while the alga uses the minerals and water to make food for the fungus and itself by photosynthesis. Explain why this relationship is necessary for the survival of the fungus and the Algae. Why is this a mutually benificial relationship?
fungi gives minerals and water to algae
algae gives food to fungi
Both option 1 and 2
only option 1
