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Stack #172316
Mr. Olson 6th Grade Chap 1 E
| Question | Answer |
|---|---|
| Animal-like plankton are called __________. | zooplankton |
| In ocean water, oxygen, carbon dioxide, and nitrogen are present as ______________. | gases |
| The fresh water in rivers is less ___________ than ocean water. | dense |
| In ocean water, sodium chloride, potassium chloride, and magnesium chloride are present as dissolved _____________. | salts |
| What is a self-contained underwater breathing apparatus called? | scuba |
| The plants and animals that live on the ocean floor and do not swim are called ____________. | benthos |
| Water temperature _____________ as ocean depth increases. | decreases |
| The organisms that live on or near the ocean's surfaace and drift with currents are called ________________. | plankton |
| What keeps water in the deepest regions of the ocean from freezing? | pressure |
| The total amount of dissolved salts in ocean water is called _____________. | salinity |
| Plantlike plankton are called ____________. | phytoplankton |
| Sand particles, bits of shells, and decaying organisms that do not dissolve in ocean water form _____________. | sediment |
| The total amount of dissolved salts in ocean water is called _________________. | salinity |
| Ocean water is a mixture of water and ______________. | salts |
| Because phytoplankton need sunlight for ___________________, they must live near the surface of the ocean. | photosynthesis |
Created by:
mr.olson
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