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WINSTONCH [101]
3 years ago
13

Until about 200 million years ago, Earth's continents were joined as a single land mass called

Biology
2 answers:
coldgirl [10]3 years ago
8 0
The answer is B. Pangaea
nirvana33 [79]3 years ago
6 0
The answer will be B.Pangaea
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Rapid increases in water temperature cause extensive fish kills

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Biotic factors are all living organisms that contribute to an ecosystem. On the other hand, abiotic factors are non-living factors, such as climatic factors (temperature, rainfall, wind), edaphic factors (soil type, soil texture, soil aeration etc). Changes of abiotic factors can have a huge influence on living organisms of ecosystem. The effects might be benefical or harmful.

Some of the most common abiotic factors that can impact a marine ecosystem are water temperature, currents, light, alkalinity, oxygent concentration etc.

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What is the general relationship between distance from the sun and a planets density?
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There is no connection between a planet's distance from the Sun and its rate of rotation (spin on its own axis or Planetary Rotation Period). While it is true that, generally speaking, the gas giants have higher rotation rates than the earth like planets closer to the Sun, any correlation is only coincidental.

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a spider has 4 pairs of legs, since they have 8 legs

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Answer: The first answer is 3 and the second answer is c

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