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abruzzese [7]
3 years ago
10

The mass extinction at the end of the Mesozoic Era was caused by ______.

Biology
2 answers:
Ludmilka [50]3 years ago
6 0

Answer:

B. a meteor or asteroid colliding with Earth

Explanation:

On edgenuoty 2020

Georgia [21]3 years ago
3 0
The answer to the question stated above is letter b. <span> <span>a meteor or asteroid colliding with Earth
</span></span> <span>The mass extinction at the end of the Mesozoic Era was caused by </span>a meteor or asteroid colliding with Earth. This was said to happen about 65 million years ago.
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LenKa [72]

35 grasshoppers/10 square meters has the highest population density.

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  • In the option i.e. 40 grasshoppers/20 square meters and 50 grasshoppers/30 square meters have more number of organisms but the area is also greater.
  • And we know that high population density means more number of organisms in less area so we can conclude that 35 grasshoppers/10 square meters has the highest population density.

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lana66690 [7]

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Explanation:

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What is oxygen and how would you describe it ?
jasenka [17]

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Oxygen is a colourless, odourless, tasteless gas essential to living organisms, being taken up by animals, which convert it to carbon dioxide; plants, in turn, utilize carbon dioxide as a source of carbon and return the oxygen to the atmosphere.

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Yes it is.

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