sharonledonio101684
Answered

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Directions: Read each question carefully Choose the letter of the correct answer and write in the blank 1. An estuary is another kind of habitat Which of the following describes an estuary? A Land area that drains water into a lake, niver or pond. B Large body of saltwater that covers most of the Earth's surface C. Underground system that provides drinking water to an area D. Area where a niver meets the ocean, where in mixing of freshwater and saltwater happens 2. Why are estuanes important to our environment? A Provide homes for many species of wildlife B. Are important nursery areas for a variety of marine organisms C. Help filters pollutants in the water D All of the above 3. Water in most estuanes is brackish because of the mixing of freshwater from rivers and saltwater from incoming tides What would happen to the water in the bay if there is lack of water in the bay water shed? A. Increase salinity C River becomes dammed B River meets the sea D. Wet land becomes filled in 4 If the planktons are removed from the estuary, what may happen to the estuarine food web? A Planktons are producers so their removal may not have an effect 8. The other animals in the estuary will have to find other food sources C. Removal of any organism like the plankton will greatly affect the ecosystem, D Filter feeders like oysters and clams don't depend on the presence of plankton 5. Which of the following best describes the salinity of Estuary water? A Equal to the salinity of river water C. Less than the salinity of ocean water B. Less than the salinity of river water D. Greater than the salinity of ocean water 6. What kind of habitat is the ocean covered and uncovered as the tide goes in and out? A Food chain B Intertidal zone C estuaries D. food web 7 Why do you think there are organisms that can be found in more than one zone? A They are able to reproduce more of their kind B They are more adaptive to the conditions in the zone C. They cannot adjust to harsh environments D. They require little amount of oxygen 8. The upper intertidal zone is only covered by water during high tide. Which of the following is most likely to result from this condition? A The water has a high Salinity C. It is usually submerged in water B. Algal growth is usually plentiful D. It experiences extreme cold temperature​

Sagot :

mangalindanronjay21

Answer:

1.C

2.B

3.D

4.A

5.C

6.C

7.C

8.B

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