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WorksheetsSMC #1 Science
Total questions: 25
Worksheet time: 36mins
Fossil records support continental drift.
True
False
Look at the picture. Which fossil is most likely older?
the geologic principle that states that in horizontal layers of sedimentary rock, each layer is older than the rock above it and younger than the rock below it
erosion
absolute age
law of superposition
relative age
In an ecosystem, which type of animal would best be described as a secondary consumer?
Carnivore
Herbivore
Omnivore
Decomposer
Which best describes a type of organism that lives on, and feeds off of plants or other organisms?
saprophytes
autotrophs
omnivores
tracheophytes
According to the image, what is the producer?
plant
insect
mouse
snake
Look carefully at the image. If energy is lost as it moves up the food chain, what trophic level has the most amount of energy?
1st level - producers
2nd level - primary consumers
3rd level - secondary consumers
4th level - tertiary consumers
Put in order from MOST to LEAST amount of energy.
Producer
Primary consumer
Secondary consumer
Tertiary consumer
Apex predator
People depend on the oceans for __________________.
Natural resources
Food and water
Transportation
All of the above.
Which piece of evidence BEST explains why trash has accumulated in the ocean?
Humans manufacturing and quickly discarding plastic products has caused the garbage patches to grow.
The best way to discard plastic trash is to dump it in the ocean.
Only plastic that cannot be recycles is found in the ocean.
Trash has not accumulated in the ocean.
What is a fertilizer runoff?
When fertilizer runs into a body of water.
When water makes fertilizer.
When algae grows rapidly.
The industrial production of fertilizers.
What happens to the fish if there is fertilizer runoff?
The fish thrive because of increase in Nitrogen and Phosphorous.
The fish die because of lack of oxygen.
Nothing happens to the fish.
The fish thrive because there is more algae to eat.
Review the graph showing marine fishing rates.If the fishing rate in Asia continues to grow, what will most likely happen as a result?
The fish population will continue to rise.
A wide range in ocean temperatures will be seen worldwide.
The U.S. human population will decline.
The overfishing will cause an imbalance in marine ecosystems.
Tissue
Made up of cells that have the same shape and function
Made up of organs that work together to preform a specific task
Basic unit of life
Made up of tissues that work together to preform a specific task
Organism
Made up of organs that work together to prefrom a specific task
Basic unit of life
Made of organ systems that work together to sustain life
Made up of cells that have the same shape and function
Cell
Made up of tissues that work together to preform a specific task
Basic unit of life
Made of cells that have the same shape and function
Made up of organs that work together to preform a specific task
How does an organ system differ from an organ?
An organ system is more complex and contains several organs
An organ system is not made up of cells like an organ is.
An organ system is only found in very large organisms.
An organ system is just one part of an organ.
the brain, spinal cord, and the nerves work together. What do they combine to form?
an organ
a system
a cell
a tissue
The ________ system works with the skeletal system to help you move and provides shape and warmth.
skeletal
integumentary
muscular
digestive
The _____ system's function is to break down food into molecules that the body (cells) can use for energy.
muscular
digestive
respiratory
endocrine
The ______ system's function is gas exchange. It brings oxygen in and exhales carbon dioxide with the lungs, trachea, and diaphragm
endocrine
excretory
circulatory
respiratory
The ________ system is made of glands that secrete hormones into the blood to maintain homeostasis (balance)
excretory
endocrine
digestive
circulatory
Organs that work together are part of a(n) ________________________.
cells
tissue
organ system
