Cell the Smallest Unit of Living Material
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Cell membrane Cell
The soft, flexible outside The smallest unit of living material covering of a cell that controls what comes in and out of a cell.
Cytoplasm Nucleus
The gel-like fluid that fills most A small structure that controls of a cell. everything the cell does.
Vacuole Mitochondria
Storage spaces in cells that A cell organelle that supplies hold water and nutrients. energy. Active cells may have They can also store wastes until more than one. the cell can get rid of it.
Ecosystem Biotic Factors
All the living and nonliving things The living parts of an ecosystem that interact in an environment Abiotic Factors Population
The nonliving parts of an All members of one kind of ecosystem organism that live in a particular area
Microorganisms Community living things that can be a single- A group of different celled or multi-celled organism populations of organisms that are too small to be seen without at least a 10x magnifier
Terrestrial Aquatic
Land-based ecosystems, Water-based ecosystems such including forests and grasslands as fresh water (lakes and ponds) or saltwater (oceans, estuaries and saltwater marshes)
Lakes and ponds Oceans
bodies of freshwater that are large bodies of saltwater divided surrounded by land by continents Estuaries Algae
Ecosystems located where the aquatic, plant-like living things freshwater rivers meet the oceans that can make food from sunlight
Plankton Aquatic drifters marine and freshwater organisms Organisms such as jellyfish or that exist in a drifting, floating seaweed that are carried along by state. currents of water
Coral Salinity
marine animals living in compact the amount of dissolved salt in a colonies substance, like ocean water anchored to the ocean floor
Salt Marshes Producers coastal wetlands rich in marine life Plants who are able to use light energy from the Sun to produce their own food (sugar) from carbon dioxide in the air and water Consumers Herbivores
Animals cannot make their own Animals that eat only plants food so they must eat plants and/or other animals
Carnivores Omnivores
Animals that eat only animals Animals that eat both animals and plants
Decomposers food chain
Consumers (including a series of plants and animals in microorganisms, termites, which each organism is a source worms, and fungi) that get the of food (energy) for the next in energy they need by breaking the series. down dead or decaying matter
Food Web Predators
Interconnected food chains animals that hunt and kill other animals for food Prey Parasite animals that are hunted and killed an organism that spends a as food for other animals significant portion of its life in or on a living host organism, usually causing harm to the host without immediately killing it
Hosts Balance of nature organisms or cells that serve as a The relationship between home or a source of food for a numbers of organisms and the parasite resources available in an ecosystem
Limiting factor
A condition or resource that keeps a population at a certain size Ecosystems Vocabulary Quiz NAME ______
Date______
Directions: Write the correct term with its definition. Choose from the word box below.
1
1. ______a series of plants and animals in which each organism is a source of food (energy) for the next in the series.
2. ______coastal wetlands rich in marine life.
3. ______large bodies of saltwater divided by continents.
4. ______The smallest unit of living material.
5.______organisms or cells that serve as a home or a source of food for a parasite.
6. ______Storage spaces in cells that hold water and nutrients.
They can also store wastes until the cell can get rid of it.
7. ______A condition or resource that keeps a population at a certain size.
8. ______Animals cannot make their own food so they must eat plants and/or other animals.
9. ______animals that hunt and kill other animals for food. 10. ______Organisms such as jellyfish or seaweed that are carried along by currents of water.
11. ______Ecosystems located where the freshwater rivers meet the oceans.
12. ______Animals that eat only animals.
13. ______animals that are hunted and killed as food for other animals.
14. ______marine and freshwater organisms that exist in a drifting, floating state.
15. ______an organism that spends a significant portion of its life in or on a living host organism ,usually causing harm to the host without immediately killing it.
16. ______The nonliving parts of an ecosystem.
17. ______Consumers (including microorganisms, termites, worms, and fungi) that get the energy they need by breaking down dead or decaying matter.
18. ______marine animals living in compact colonies anchored to the ocean floor . 19. ______Animals that eat both animals and plants.
20. ______aquatic, plant-like living things that can make food from sunlight.
21. ______A cell organelle that supplies energy. Active cells may have more than one.
22. ______The soft, flexible outside covering of a cell that controls what comes in and out of a cell.
23. ______living things that can be a single-celled or multi-celled organism that are too small to be seen without at least a 10x magnifier. 24. ______The relationship between numbers of organisms and the resources available in an ecosystem.
25. ______A small structure that controls everything the cell does.
26. ______Plants who are able to use light energy from the Sun to produce their own food (sugar) from carbon dioxide in the air and water.
27. ______Water-based ecosystems such as fresh water (lakes and ponds) or saltwater (oceans, estuaries and saltwater marshes).
28. ______All the living and nonliving things that interact in an environment.
29. ______The gel-like fluid that fills most of a cell.
30. ______The living parts of an ecosystem.
31. ______Interconnected food chains.
32. ______All members of one kind of organism that live in a particular area.
33. ______Animals that eat only plants.
34. ______the amount of dissolved salt in a substance, like ocean water.
35. ______A group of different populations of organisms.
36. ______Land-based ecosystems, including forests and grasslands.
37. ______bodies of freshwater that are surrounded by land. KEY: 1. Food chain 2. salt marshes 3. oceans 4. cell 5. hosts 6. vacuole 7. limiting factor 8. consumers 9. predators 10. aquatic drifters 11. estuaries 12. carnivores 13. prey 14. plankton 15. parasite 16. abiotic factors 17. decomposers 18. coral 19. omnivores 20. algae 21. mitochondria 22. cell membrane 23. microorganisms 24. balance of nature 25. nucleus 26. producers 27. aquatic 28. ecosystem 29. cytoplasm 30. biotic factors 31. food web 32. population 33. herbivores 34. salinity 35. community 36. terrestrial 37. lakes and ponds