WorksheetsChapter 2 - Ecosystems Review
Total questions: 20
Worksheet time: 5hrs 0mins
Which of the following describes the role or function an organism performs in the food web of its community?
Habitat
Niche
Life Cycle
Adaptation
Which example describes a community?
The number of mother deer and baby deer living in a forest.
A population of gorillas living in a rainforest.
A population of different types of cacti living in a desert.
A population of ducks, fish, lilies, and insects living in a pond.
What are the nonliving factors of an ecosystem?
Select all that apply.
Sunlight
Grasshopper
Soil
Grass
Water
In which scenario would a scientist use a dichotomous key?
When identifying variables in an investigation about fish.
When comparing and contrasting trees in a yard.
When measuring how much different puppies weigh.
When observing monkeys and noting their behaviors.
A positive human influence is:
cutting down a forest
hiking on a mountain trail
feeding wild animals
growing crops without pesticides
What is part of a deer's niche?
The deer eats the cougar.
The deer is an herbivore.
The deer eats the rabbit.
The deer is a carnivore.
True or False:
The rodent eats more than one organism.
True
False
After analyzing the food web, what is one conclusion you could make?
The snake is a decomposer.
There are six carnivores in this ecosystem.
If the grass died out, all of the animals would be effected.
If a bear was added to the web, the population of rodents would die out.
Which animals are examples of populations?
Select all that apply.
flock of geese
group of butterflies and ladybugs
cows walking on a farm
pets
(dogs and cats)
school of fish swimming
What do food webs show?
The flow of energy within one population.
The habitats of different communities.
The flow of energy in an ecosystem.
The cycles of the sun's energy in one species.
What decomposer is likely to live in this habitat?
Grasshopper
Worm
Fish
Bird
The place in which an animal or plant naturally lives is called a:
habitat
niche
population
zoo
A butterfly museum hatched 100 eggs from different butterflies. They monitored the population of each type of butterfly and recorded the data. Based on the graph, which of the following is true?
The Zebra Swallowtails were the most successful butterfly.
The Painted Lady population died out.
The Monarch butterfly population decreased from June to July.
The Painted Lady population stayed constant over the summer.
A student asked this question: "Which type of berries do bluebirds like to eat?"
If an investigation was conducted on the feeding habits of bluebirds, which hypothesis would best fit?
If I put out sunflower seeds, then more bluebirds will come feed in my yard.
If I keep my cat outside the house, then more bluebirds will feed in my yard.
If I plant hollyberry trees, then more bluebirds will feed on my hollyberry trees than blueberry bushes.
If I use a bird-calling whistle, then more bluebirds will feed in my yard.
What organism is not eaten by any other organism?
Leopard seal
Phytoplankton
Orca
Zooplankton
In the ecosystem shown in the food web, name a producer where the sun's energy begins its cycle.
Phytoplankton
Orca
Cod
Penguin
Which of the following is most likely to have a negative impact on the environment?
Blocking river water flow.
Planting native flowers.
Making a rain garden.
Bird watching.
What is the raccoon population for 2018?
(a)
What is the racoon population in 2020?
(a)
About how many raccoons were there in 2014?
20
21
22
23
24
