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Science Of Nonsense

Heather's No-Fail Science Review

QuestionAnswer
Scientific study of interactions among organisms and their environments Ecology
The number of years it takes for an area to reach a climax community? 300 years
A group of organisms of one species that interbreed and live in the same place at the same time? population
A collection of interacting populations? Community
Interactions among the populations and abiotic factors in a community? Ecosystem
Reservoirs for this cycle include organisms, the atmosphere, and fertilizer-Bacteria plays an important role. Nitrogen Cycle
Photosynthesis and respiration for this cycle!!!! Fossil fuels play a role. When burned, they release _____ into air-for plants. Two parts. Carbon-Oxygen Cycle
Energy lost at each trophic level is replaced by? Sunlight!
Besides energy, what moves through organisms at each trophic level of an ecosystem? Nutrients!
Plants use nitrogen to make what? proteins
Animals obtain phosphorous from? Eating plants
Happens *after* a community has been destroyed? Secondary Succession
A stable/mature community? Climax Community
Name Some Recyclables!? Glass, plastic, tin and aluminum
2 Kinds of Cells? Prokaryote and Eukaryote
Single-celled-lacks internal structure-type of cell Prokaryote
Has membrane bound structures-organelles-nucleus-type of cell Eukaryote
The absorption of Food/Nutrient Molecules are involved in which of the 9 life processes? Nutrition
9LP-Breaks food down into nutrient molecules Digestion
9LP-Takes nutrients into cells Absorption
9LP-Converts food into energy Respiration
9LP-Creates Life Substances Biosynthesis
9LP-Moving waste out Excretion
9LP-Multiplying cells reproduction
9LP-Sum total of all Chem. reactions in the body? metabolism
Balances state of living Homeostasis
Cell Parts (CP)- Dense sphere inside the nucleus that contains DNA-Makes ribosomes Nucleolus
CP-The liquid substance inside the Nucleus Nucleoplasm
CP-The outside covering of plant cells used for *extra protection*-Only found on the plant cell Cell Wall
CP-Regulates what goes in and out of the cell Cell membrane
CP-The gel substance inside the cell that allows organelles to move Cytoplasm
CP-Used to store food, water, waste-One large one on the Plant Cell & Multiple small ones on the animal cell Vacuole
CP-Transport canals? ER
CP-Bead-like structures that make proteins? Ribosomes
CP-Powerhouse-Energy Creator Mitochondria
CP-Membrane around the nucleus of the cell Nuclear Envelope
CP-Packaging system Golgi Bodies
Human population on a growth curve???? J-Shaped--Exponential
Predator-Prey Curve? S-Shaped
CP-Keeps DNA-located *inside* nucleus Chromatin
Centriole is involved in what? Cell division
What shape are Plant and Animal cells? P-rectangular/A-circular
Phosphorus cycle is different how? no gas cycle!
Relationship among organisms? Symbiosis
Low-Powered Microscope Lense: __x Magnification 40
High-Powered Microscope Lense: __x Magnification 100
Oil-Immersion Microscope lense: __x 400
How do you find the total magnification for each objective (lense)? Eyepiece * Objective = Total Mag. Ex. 10x * LP (40) = 400x Magnification
To carry microscope? One hand under base-one hand on arm
Created by: isnotheather
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