Font size
WorksheetsSection 1.7/1.8 of CK12 Quiz
Total questions: 25
Worksheet time: 15mins
Which of the following are types of symbiosis? (3)
competition
mutualism
parasitism
commensalism
biodiversity
The number of and different kinds of organisms that live in a given area is called _____.
symbiosis
ecosystem
biodiversity
population
All the same type of organism is called a _____.
population
species
ecosystem
community
A lichen is made up of which of the following organisms? (2)
fungus
moss
algae
any kind of bacteria
Which of the following is an example where both organisms benefit? (2)
bee and a flower
clownfish and a sea anemone
tick on a dog
trees trying to get sunshine
Interactions between living (biotic) and nonliving (abiotic) factors of the environment happen first at what level?
population
communities
ecosystems
biomes
Which of the following is an example of one organism benefiting while the other is harmed?
remora riding on a shark
a mosquito getting blood from a dog
starlings picking ticks off of a stag deer
When two species need the same resource, which of the following is likely to occur?
commensalism
parasitism
mutualism
competition
Which of the following means living together?
symbiosis
competition
population
community
Which of the following best describes the relationship between all living things?
independent
predation
dependent
interdependence
The process by which populations of organisms change over time is _____.
natural selection
planned DNA changes
evolution
common descent
Earth is how old?
4.5 billion years
4.6 million years
45 billion years
46 million years
The fact that DNA base structure has not changed in millions of years suggests that ____.
we have not evolved in millions of years
mutations that are positive, negative, and neutral do not change DNA base structure
traits coded for in DNA are not passed to the next generation
we have a common ancestry with other living things
When one organism benefits and the other is not effected is called _____.
commensalism
competition
mutualism
parasitism
The measure of how well an organism is suited to its environment is _____.
mutation
adaptation
fitness
evolution
What level of the environment is defined as the layer on, below, or above the earth where oxygen is present and life takes place or all living things within all their environments?
biome
biosphere
community
species
Which of the following is used to determine the age of rock layers?
half life of uranium
fossils found in the rock layer above
half life of carbon
how deep it is in the ground
Which level of the environment is where many different types of living things interact in the same environment?
community
population
species
individuals
Which of the following are Kingdoms that all living things are placed in? (5)
Anamalia
Plantae
Fungi
Moneran (bacteria)
Protista
Which of the following is a misconception about evolution? (3)
evolution can take place in one lifetime
adaptation to the environment and not random changes in DNA during reproduction cause evolution
evolution is not a progression from lower to higher forms of life, and it does not increase in complexity
evolution takes place over hundreds or thousands of lifetimes
How many species do they think are on the earth today?
one million
two million
five hundred thousand
10 million
The number of all one kind of species in a defined amount of space is called a _____.
population
predation
community
biosphere
Which of the following are factors that affect the biodiversity of an area? (3)
altitude
longitude
latitude
climate
Which type of organism helps recycle waste and dead matter in an ecosystem?
only those who display mutualism
prey
predator
decomposer
Which of the following statements are true about predation? (3)
as predator numbers rise prey numbers fall shortly after
there must be more predators than prey to maintain a balance
as prey numbers rise then predator numbers rise shortly after
it is an example of a biological interaction
