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science vocb ch 7
words
| Question | Answer |
|---|---|
| An animal-like protist. | protozoan |
| A “false foot” or temporary bulge of the cell membrane used for feeding and movement in some protozoans. | pseudopod |
| The cell structure that collects extra water from the cytoplasm and then expels it from the cell. | contractile vacuole |
| The hairlike projections on the outside of cells that move in a wavelike manner. | cilia |
| A tiny cell that is able to grow into a new organism. | spore |
| A plantlike protist. | alga |
| The rapid growth of a population of algae. | algal bloom |
| An algal bloom that occurs in salt water. | red tide |
| The buildup over time of nutrients in freshwater lakes and ponds that leads to an increase in the growth of algae. | eutrophication |
| One of many branching, threadlike tubes that make up the body of a fungus. | hypha |
| The reproductive hypha of a fungus. | fruiting body |
| A form of asexual reproduction in which a new organism grows out of the body of a parent. | budding |
| The combination of a fungus and either an alga or an autotrophic bacterium that live together in a mutualistic relationship. | lichen |
| The waxy, waterproof layer that covers the leaves and stems of some plants. | cuticle |
| A group of similar cells that perform a specific function in an organism. | tissue |
| The internal transporting tissue in some plants that is made up of tubelike structures. | vascular tissue |
| The joining of a sperm cell and an egg cell. | fertilization |
| A fertilized egg, produced by the joining of a sperm and an egg. | zygote |
| The stage in the life cycle of a plant in which the plant produces spores for reproduction. | sporophyte |
| The stage in the life cycle of a plant in which the plant produces gametes, or sex cells. | gametophyte |
| A sperm cell or an egg cell. | gamete |
| A low-growing plant that lacks vascular tissue. | nonvascular plant |
| The thin, rootlike structure that anchors a moss and absorbs water and nutrients for the plant. | rhizoid |
| A wetland where sphagnum moss grows on top of acidic water. | bog |
| The blackish-brown material consisting of compressed layers of dead sphagnum mosses that grow in bogs. | peat |
| A plant that has vascular tissue. | vascular plant |
| The leaf of a fern plant. | frond |
| The method of growing plants in a solution of nutrients instead of in soil. | hydroponics |
| A colored chemical compound that absorbs light, producing color. | pigment |
| A type of symbiosis in which both partners benefit from living together. | mutualism |
| A close relationship between two organisms in which at least one of the organisms benefits. | symbiosis |
| A plant that produces seeds that are not enclosed by a protective covering. | gymnosperm |
| A plant that produces seeds that are enclosed in a protective structure. | angiosperm |
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200224554
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