NEW
Font size
WorksheetsEcosystems (4.L.1)
Total questions: 45
Worksheet time: 23mins
The correct picture that represents aquatic ecosystem is
Some examples of non-living things in the ecosystem are
flowers and plants.
frog and ducks.
rocks and water.
fish and grass.
What is an ecosystem?
different types of organisms than coexist at the same time
members of the same organism that live in an environment
system including biotic and abiotic factors in an evironment
a place made of mostly water
What is a community?
ecosystem made mostly of land, but can have some water
ecosystem made up mostly water, but can have some land
different organisms that coexist in the same area
members of the same type of organism that live in an environment
What is a population?
ecosystem made mostly of land, but can have some water
ecosystem made up mostly water, but can have some land
different organisms that coexist in the same area
members of the same type of organism that live in an environment
A shark is an example of a
herbivore
carnivore
omnivore
A giraffe is an example of a
herbivore
carnivore
omnivore
A worm is an example of a
producer
consumer
decomposer
A fox is an example of a
producer
consumer
decomposer
A plant is an example of a
producer
consumer
decomposer
Which of the following can cause an imbalance in an ecosystem?
change in water supply
trees are cut down or die due to disease
invasive species is introduced
all of the answers are correct
A linear sequence to show transfer of energy is called
a food chain.
a food web.
Interconnected chains to show transfer of energy is called
a food chain.
a food web.
What do the arrows mean on a food chain or food web?
"just ate"
"died"
"moved to"
"gives energy to"
Ecology is the study of the relations of organisms and their _____________
environment
colors
height
weight
This type of animal feeds on dead or decaying material.
producer
plants
scavenger
An individual animal, plant, or single-celled life form.
bacteria
organism
A substance that is needed for healthy growth, development, and functioning Fruits and vegetables contain them & Plants get them from the soil.
earthworms
nutrients
leaves
smells
A type of plant-like living things that can make food from sunlight by photosynthesis. Ex: seaweed, Phytoplankton
water
roots
algae
__________are a group of living organisms which are classified in their own kingdom. This means they are not animals, plants, or bacteria
Many are used as food such as mushrooms, they also play an important role in the decomposition of organic matter
fungi (fungus)
bacteria
living
non living
an animal that feeds on plants and other animals. Ex: bears, birds, dogs, raccoons, foxes, certain insects, and even humans
omnivore
herbivore
carnivore
Most food chains have three types of consumers. The first type is the _____________, an organism that ONLY eats producers. They ONLY eat plants or algae.
primary consumer
secondary consumer
A _________________is an organism that eats primary consumers. examples include foxes, owls, and snakes
primary consumer
secondary consumer
Any behavior is ________if it is performed without being based upon prior experience. Ex: animal fighting, animal courtship behavior,
instinctive (inborn)
distinctive
_____________means to protect or save. Ex: Turn off the fan when you leave a room , Turn off the water while brushing your teeth.
protect
save
conserve
The process of converting waste materials into new materials and objects.
recycle
energy
waste
_________factors are the non-living factors in an environment such as temperature, light, water, and nutrients.
abiotic
biotic
_________ factors are living organisms that are part of an environment.
abiotic
biotic
______________is the physical or behavioral characteristic of an organism that helps an organism to survive better in the surrounding environment.” Living things are adapted to the habitat they live
survival
adaptation
