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Science Exam

For science exam

QuestionAnswer
Organism An individual living thing such as a plant, animal, fungus, bacterium, archaeon, or protist
Living Condition of being alive
Dead No longer alive
Nonliving Referring to something that has never been alive
Energy The capacity to do work
Gas exchange Process of moving gases into and out of your body
Waste Solids, liquids, or gases that are unusable by the cells of organisms and must be moved out of the cell
Environment Everything that surrounds and influences an organism
Adaptation Any structure or behavior of an organism that allows it to survive in its environment
Dormant State of suspended activity; alive, but inactive
Response An organism’s reaction to a stimulus in the environment
5 NEEDS of all living organisms 1. Food/energy 2. Water 3. Participates in gas exchange 4. Get rid of waste 5. Suitable environment
3 FUNCTIONS of all living things 1. Grow 2. Reproduce 3. Responds to environment
What is the equation to calculate total magnification? Objective lens magnification x eyepiece magnification = total magnification
4X x X = X 10 n' 40
10X x X = X 10 n' 100
40X x X = X 10 n' 400
Objective Lens: 4X 10X 40X Total Magnification: 40X 100X 400X Width of Field of View (FOV): 4mm About 1.5mm About 0.4mm
Chlorophyll Green pigment in chloroplasts that captures light energy to make sugars during photosynthesis
Paramecia Ciliated protist that lives in freshwater and eats other tiny organisms for food
Multicellular organism An organism made of more than one cell
Single-celled organism An organism made of one cell that carries out all the functions of living
Cell wall A rigid layer that supports the cell and provides shape
Cell membrane Boundary that controls what enters and leaves the cell
Cytoplasm Internal fluid that contains the cell structures
Central vacuole Membrane that stores water and other substances and provides structure and support for the cell
Chloroplast An organelle that converts the Sun’s energy into food (sugars)
Contractile vacuole Membrane that stores water and expels excess water
Food vacuole Membrane that stores food and merges with a lysosome to digest food
Endoplasmic reticulum Membranous structure that assembles proteins and parts of the cell membrane
Mitochondria Organelle that converts the energy in food into usable energy for the cell
Nucleus Organelle that contains the cell’s genetic material (DNA), which determines the nature of cell structures and substances
Ribosome Structure that makes proteins, free or bound to the endoplasmic reticulum
Lysosome Organelle that digests cellular waste
Vacuole Membrane stores water and other materials
Eukaryotes Organism made of cell or cells that contain a nucleus and organelles
Prokaryotes Single-celled organism that has no nucleus or organelles
Created by: Sugarrey1
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