Ques:Answer the following question given this paragraph: Upwelling also takes place along the Equator. Winds blow the surface water north and south. This leaves a void that deep water can upwell into. The nutrients rise to the surface and support a great deal of life in the equatorial oceans. Q: Deep water filling a void caused by surface winds blowing water north and south is known as? Choices: - downwelling - surface current - divergence - upwelling A:

Ans:upwelling
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Ques:Answer the following question given this paragraph: Coronary heart disease often does not have any symptoms. A symptom of coronary heart disease is chest pain. Occasional chest pain can happen during times of stress or physical activity. The pain of angina means the heart muscle fibers need more oxygen than they are getting. Most people with coronary heart disease often have no symptoms for many years until they have a heart attack. Q: The pain of angina means the heart muscle fibers need more what? Choices: - water - carbon - nitrogen - oxygen A:

Ans:oxygen
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Ques:Answer the following question given this paragraph: Volcanoes may be active, dormant, or extinct. This depends on whether there is the possibility of magma in their magma chambers. Q: Volcanoes are termed active, dormant, or extinct depending on the possibility of the presence of what in chamber structures? Choices: - coal - sulpher - water - magma A:

Ans:magma
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Ques:Answer the following question given this paragraph: Not all wetlands are alike, as you can see from Figure below . Wetlands vary in how wet they are and how much of the year they are soaked. Wetlands also vary in the kinds of plants that live in them. This depends mostly on the climate where the wetland is found. Types of wetlands include marshes, swamps, and bogs. Q: Marshes, swamps, and bogs are types of what? Choices: - grasslands - rivers - ponds - wetlands A:

Ans:
wetlands
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