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Marine Biology ch.7
Marine Biology
| Question | Answer |
|---|---|
| Epizoic | Any animal that grows on an animal. |
| Culm | The specialized kind of vertical stem typical of grass sedges and rushes. |
| Flowering plant | A vascular plant that produces seeds in a fruit. |
| Foliage leaf | A leaf that produces a photosynthetic blade. |
| Coenocytic | The condition of having a body consisting of one giant cell or a few large cells containing more than one nucleus. |
| Holdfast | A branching system of fibers at the base of an algal thallus securing the seaweed to the sea floor. |
| Epidermis | An outer layer of cells or the cellar covering of an organism. |
| Drop Root | An arial root of an mangrove that arises from s branch and descends to the sediments. |
| Carrageenan | An algal polysaccharide from red algae that is used commercially as a thickening and binding agent. |
| Halophyte | A salt tolerant flowering plant. |
| Carpospore | A nonmotile, diploid dispersal stage released by the carposposporophyte. |
| Algologist | A scientist who studies seaweeds and phytoplankton; synonym phycologist. |
| lenticel | A scar like structure on the surface of a stem serving for passage of atmospheric gas through the cuticle and epidermis into the aerenchyme beneath. |
| Green alga | A seaweed of the phylum chlorephyta characterized by potion of chlorphylls a and b which gives them their green color. |
| Internode | The part of a plant stem that lies between successive nodes, leaves, lateral stems, or root. |
| Frond | The blade of a large seaweed. Also known as blade. |
| Lacunae | A large open gas spaces in the aerenchyme tissue of plants. |
| Anchor root | A root that branches from a major root type to secure the plant in the sediment. |
| Algal Turf | A dense carpet of low-growing seaweeds covering rock or sediment, similar to a closely cropped lawn. |
| Rhizosphere | Area below ground that is physically and chemically influenced by the complex of roots of a vascular plant. |
| Bladder | Seaweeds, an expanded part of an algal thallus that contains gas and is used for buoyancy. |
| Mangrove | Any of a variety of salt-tolerant trees and shrubs restricted to humid tropical coast. |
| Mangal | A community dominated by plants called mangroves. |
| Hypocotyl | The initial stem of a young or embryonic plant arise below the embryonic leaves. |
| Seaweed and marine plants are confined to shallow water because they are limited mainly by | Light |
| The body of a multicellur alga is called a | Thallus |
| ______is a product derived from red algae that is used to produce media for culturing microorganisms. | Agar |
| The stage in the algal life cycle that produces gametes is called the | Gametophyte Stage |
| A type of brown alga that grows quite large and forms undersea forest is | Kelp |
| A coenocytic thallus consists of a single cell or several large calls that contain more than one | Nucleus |
| Plants that live submerged beneath the water are called | hydrophytes |
| Seaweeds and marine plants share the following except | Vascular Tissue |
| Each of the following is an important ecological role of marine plants except | Fixing nitrogen |
| Plant adaptions for life in the marine environment include | all of the above |
| Factors that affect the distribution of algae | Light and temperature |
Created by:
baileythegr8
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