WorksheetsLife Science Quiz B
Total questions: 49
Worksheet time: 1hrs 11mins
Which experiences the least change over time? (a)
Which of the following best describes primary succession?
Volcano wipes out ecosystem that gradually grows back from ash covered soil
Volcano creates a new island of rock that must break down to form an ecosystem
Forest fire burns down forest that must bounce back over time
Tornado destroys a crop that must slowly grow back over time.
If farmers use a controlled burn to prevent forest fires, what would most likely be the first plants to return? (a)
succession that occurs in an area with no soil (a)
the first organisms that appear in an ecological community (a)
succession that occurs in an area where soil is already present (a)
starts with bare rock followed by lichen (a)
According to natural selection, organisms more suited to their environment are better able to (a)
A species could go extinct if:
food becomes more plentiful.
members of the species have adaptations to enhance survival.
the environment changes drastically and no one can adapt.
there is less competition for resources.
What is most likely to happen to moth populations in the picture shown?
Light moths--hunted easily, dark moths--population increase
Dark moths--hunted easily, dark moths--population increase
Light moths--hunted easily, light moths--population increase
Lights moths will change their color to match dark moths.
An example of selective breeding is
a dog breeder mating 2 dogs to make more dogs
a farmer grows bees to pollinate the plants on his farm
a person pollinates 2 white rose plants to only create white roses
A dog breeder breeds a german shepherd dog with a poodle to create a dog that has traits of both varieties of dogs. This is an example of (a)
What is an example of how organisms respond to short term changes in the environment?
Animals tend to eat a lot more.
Animals will hibernate.
Animals must be able to adapt to a new environment.
Animals will go extinct or die due to the short term change.
What kind of environmental change is shown in the picture above? (a)
Natural Disasters such as, earthquakes, flooding, and volcanic eruptions can cause ...
(a)
The way an organism looks, behaves, or is built that best suits it for survival. (a)
Long term impacts...(select all that apply)
Drought
Deforestation
Climate change
Urbanization
An organism that cannot adapt to changes in the environment will most likely - (a)
A giraffe’s niche is feeding on the canopy of trees. What physical biological trait must the giraffes keep in order to support this niche? (a)
Which of the following are considered to be Short-term environmental effects?
Hurricanes
Tornados
Flooding
Deforestation
Wildfire
A type of environmental change that affects organisms immediately as it happens quickly. (a)
A type of environmental change where changes occur quickly and do not give time for organisms to develop adaptations, which can sometimes lead to die-offs or extinctions. (a)
Asexual reproduction has (a)
Sexual reproduction has (a)
Asexual reproduction creates offspring that are (a)
Budding, vegetative propagation, regeneration, and binary fission are all types of (a)
Plants like potatoes and strawberries reproduce by (a)
The type of asexual reproduction shown in the diagram is called (a)
The type of asexual reproduction shown in the picture is called (a)
What is it called when the egg and sperm cell join? (a)
In which type of reproduction do the sperm and egg cell join? (a)
Sexual, Asexual, or Both? (a)
What type of asexual reproduction is it? (a)
What type of asexual reproduction is it? (a)
What type of asexual reproduction is it? (a)
How do the oceans contribute to the amount of Oxygen in the Earth's atmosphere?
Fish in the ocean produce oxygen.
Phytoplankton in the ocean produce oxygen through the process of respiration.
Phytoplankton in the ocean produce oxygen through the process of photosynthesis.
Which of the following is NOT a source of pollution in the ocean?
Fertilizers used on land.
Sand drifting along the bottom of the ocean floor.
Oils found on city streets.
Emissions from gas-burning vehicles.
What happens when a fertilizer runoff happens? (a)
What is one way humans are trying to positively impact the ocean? (a)
An artificial reef is a man made structure that may mimic some of the characteristics of a natural reef. (a)
Coral reefs are endangered by (a)
The largest source of pollution in the ocean comes from (a) .
Which of the following is associated with dead zones in the ocean? (a)
Humans depend on the ocean for: (a)
Coral Reefs provide what to marine life? (a)
How do humans destroy reefs? (a)
Which of the following is harmful to marine life? (a)
