WorksheetsStudy Guide 16
Total questions: 25
Worksheet time: 13mins
What happens to a population when an individual dies?
it increases
it decreases
What happens to a population when an individual is born?
it increases
it decreases
When will births likely exceed deaths?
when there is less competition for food
when there is more competition for food
What would a line graph look like when births are equal to deaths?
it would look like a hill
it would look like a mountain
it would look like a plateau
What term refers to populations that increase and decrease over time?
death
birth rate
fluctuate
foliate
If resources are limited, population sizes
go up
increase
go down
When there aren't enough resources, populations decrease and...
there's competition for resources
the population increases
there's less competition for resources
When an orangutan gets enough resources, it survives and
naps
dies
migrates
Which line represents a fluctuating population?
blue/bears
red/dolphins
green/whales
Which line represents a population whose birth rate exceeds the death rate?
A. blue/bears
B. red/dolphins
C. green/whales
Which line represents a population whose death rate exceeds the birth rate?
blue/bears
red/dolphins
green/whales
Small fluctuations in populations is probably due to disruptions.
major
Why did we use multiple trials in our experiments?
We had enough time to do multiple trials
The directions and the teacher said to do multiple trials
More data means we can be more sure that our claims are valid.
Which population was dangerously low?
Bears/ blue line
Dolphins/ red line
Whales/ green line
Which population fluctuated the most?
Bears/ blue line
Dolphins/ red line
Whales/ green line
Which population will likely reach its carrying capacity?
Bears/ blue line
Dolphins/ red line
Whales/ green line
Which population is the most stable?
Bears/ blue line
Dolphins/ red line
Whales/ green line
If the amount of resources increase then populations of organisms
increase
decrease
fluctuate
The size of a population depends on the amount of available _______.
resources
weather
predators
sunlight
If resource availability changes drastically, the population could become unstable. Which is an example of a drastic change?
A decrease in food supply during a winter
A decline in plant growth due to mild weather changes
A drought that lasts for several years, drying up most water sources
A gradual increase in predators over a decade
Which statement accurately describes this graph?
The Giant Black Bear population decreased and then increased.
The Giant Panda population increased and then decreased.
The Gian Panda population slowly declined.
The Giant Panda population decreased and then increased.
Why are jungles considered one of the most important ecosystems on Earth?
They cover the largest amount of land on the planet.
They support more species of plants and animals than any other land habitat.
They are easy places for humans to build farms.
They have a mild climate with few predators.
How do rainforests help the Earth’s climate?
By storing carbon and cleaning the air
By blocking sunlight
By creating strong winds
By making the ocean warmer
What is one major threat to jungles shown in the episode?
Cutting down forests for palm oil farms
Animals eating all the trees
Animals eating the tourists
Natural events like hurricanes
Which action best supports long-term conservation of jungle ecosystems while also meeting human needs?
Promoting sustainable farming and eco-friendly industries
Expanding agriculture by clearing more forested land
Banning all human activity in jungle regions
Replacing native trees with fast-growing non-native species
