_________ forests grow near the Equator.
Tropical
Coniferous
Flower
Deciduous
Which of the following is an example of a producer?
Lion
Mushroom
Giraffe
Grass
_________is when different species compete for the same limited resources.
Competition
Decomposers
Parasitism
Mutualism
The relationship in which one species benefits while the other is harmed is called_________.
Mutualism
Commensalism
Parasitism
Carnivore
_________is made of interconnected food chains in an ecosystem.
A food web
A habitat
A population
A community
Decomposers break down dead organic matter, such as dead plants and animals.
True
False
Artificial ecosystems are man-made, such as aquariums, greenhouses, and urban areas.
False
True
_________break down dead plants and animals, returning nutrients to the environment.
Consumers
Decomposers
Omnivores
Producers
What is the driest ecosystem on Earth?
Rainforest
Tundra
Desert
Grassland
_________eat both plants and other animals.
Decomposers
Secondary consumers
Primary consumers
Producers
What are the physical components of an ecosystem?
Animals, plants, and microorganisms
Humans, animals, and plants
Food, water, and shelter
Sunlight, air, water, soil, and temperature
Mutualism is a relationship in which one species benefits while the other is harmed.
True
False
A food chain shows how energy moves through an ecosystem from producers to consumers.
True
False
What is the role of decomposers in an ecosystem?
They eat only plants
They break down dead organic matter
They produce their own food
They hunt other animals
What is the coldest ecosystem on Earth?
Grassland
Tundra
Rainforest
Desert
he open ocean is part of a_________ecosystem.
Freshwater
Terrestrial
Artificial
Marine
Which of the following is an example of a primary consumer?
A mushroom breaking down a tree
A wolf eating a rabbit
A bird eating a snake
A rabbit eating grass
_________ ecosystems include rivers and lakes.
Desert
Freshwater
Marine
Forest
A community is a place where a particular plant or animal lives.
True
False
Forests, tundras, and grasslands are types of aquatic ecosystems.
False
True
An ecosystem includes only living organisms such as plants and animals.
False.
True
The desert ecosystem has a lot of water and dense vegetation.
False
True
A food chain starts with _________, which make their own food through photosynthesis.
Consumers
Decomposers
Producers
Sunlight
Tertiary consumers only eat plants.
True
False
Which relationship benefits both species?
Competition
Commensalism
Mutualism
Parasitism
Which of the following is an example of an artificial aquatic ecosystem?
Coral reefs
Rivers
Lakes
Aquariums
Biodiversity refers to the variety of living things in an ecosystem.
True
False
Which is NOT a type of terrestrial ecosystem?
Forest
Desert
Ocean
Grassland
A group of organisms of the same species living together is called a _________.
Community
Habitat
Population
Mutualism