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Biology Midterm Review
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What gets added to a cell that causes it to shrink?
Salt water
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Organisms, such as bacteria and fungi, that break down organic matter and return it to the soil
Decomposers
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Part of the cell responsbible for making atp (Energy)
Mitcochondria
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Controls all cell activities and contains our DNA
Nucleus
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Organisms that have to make their own food
Heterotroph
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All living things are made up of
Cells
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Movement of molecules from high to low concentration
Diffusion
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birds, fish, water, squirrells and climate in one area make up a
Ecosystem
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What color did the cell turn when the starch indicator moved into it?
Black/purple
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Why are some molecules not able to move across a membrane?
They are too large
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Organelles responsbible for making proteins
Ribosomes
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What would happen to our cells if they were filled with distilled water?
Burst
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The nonliving parts of an ecosystem-such as light, water, rocks, temperature
Abiotic Factors
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Movement of molecules from low to high concentration
Active transport
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Contains the most amount of energy and starts a food web
Producers/Autotrophs
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Outer part of the cell that conrols what goes in and out
Cell Membrane
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What is one thing we can do to decrease Global Warming?
Recycle, less burning of fossil fuels, plant more trees
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