WorksheetsScience Review
Total questions: 48
Worksheet time: 1hrs 27mins
You are testing how the amount you water a plant affects its growth. What would be the INDEPENDENT VARIABLE in this experiment.
They type of pot you put the plants in.
The amount you water each plant.
The amount of sunlight the plants get.
The amount the plant grows.
A scientist is testing which flavor of ice cream melts the fastest. What would his controlled variables be? (choose ALL that apply)
The flavor of ice cream
the bowl the ice creams are in
the place in the room where the ice cream is
the size of the scoop
the time it takes to melt
Sadie is testing how the age of a seed affects how fast plants grow. Look at the picture to see if you can figure out what makes her experiment unfair. Mark all that apply.
She used different types of seeds/plants.
The plants are in different pots.
She did not plant very many plants.
Seed age might not make a difference.
Dependent variables... (mark all that apply).
are controlled by the scientist
are graphed on the y axis
are graphed on the x axis
are the result of the independent variable.
are kept the same in the experiment.
BIO
A
What is the best description of a population?
Population size compared to amount of space and resources available
The demand for resources such as food, water, and shelter
Parts of Earth and the atmosphere where life is found
All organisms of the same species that live in the same area at the same time
Limiting factors include: shelter, water, food
True
False
The producer in this food web is:
Algae
Snail
Tadpole
Kingfisher
The owl in this food chain is the:
Producer
Predator
Prey
Tertiary consumer
A close, long-term relationship between two species that usually involves an exchange of food or energy
Symbiosis
Symbiotic relationship
Commensalism
Mutualism
A symbiotic relationship that benefits one species but does not harm or benefit the other
Parasitism
Commensalism
Symbiosis
Mutualism
A relationship that benefits one species and harms the other
Parasitism
Mutualism
Commensalism
A symbiotic relationship in which both partners benefit
Mutualism
Cooperative relationship
Parasitism
Commensalism
less food, no living space, natural disasters, predation, diseases are all reasons why population sizes may decrease
True
False
Which of the following is NOT an aquatic ecosystem?
Marsh
River
Tundra
Swamp
Which of the following ecosystems is characterized by flat land, little rainfall, and low growing plants such as grass and wildflowers?
Grassland
Taiga
Tundra
Tropical Rainforest
The river is a ___________.
Terrestrial Ecosystem
Aquatic Ecosystem
The desert is a ___________.
Terrestrial Ecosystem
Aquatic Ecosystem
Does weathering and erosion happen quickly?
Yes
No
What created the Grand Canyon?
Earthquakes tore the land in half
Floods Quickly Caused landslides
Rain, wind and the river slowly carved into the rock and soil
Large erupting volcanoes
Valleys cut deep into the ocean floor
Plankton
Salinity
Surface Current
Ocean Trench
Flat, deep, and smooth part of the ocean floor. Cold temperatures are found here.
Continental Shelf
Abyssal Plain
Continental Slope
Seamounts
Underwater Volcanoes and Mountains?
Seamounts or Mid- Ocean Ridge
Mountain Ridge
Coastal Plains
Abyssal Plains
gently sloping shelf of land extending from the shoreline to the continental edge
Continental Slope
Continental Shelf
Continental Rise
Abyssal Plain
