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Gre4nikov [31]
3 years ago
15

___is the main energy source for all life on earth

Biology
2 answers:
Kay [80]3 years ago
6 0

i think its  solar i might be wrong

Elena-2011 [213]3 years ago
4 0

The Sun is the primary source of energy for Earth

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An ecosystem has many levels of organization. Which level will have the most individuals?
atroni [7]

Answer:

Community

Explanation:

A community is all the biotic factors of an ecosystem. There are many populations of different species within an area. These populations in one area is a community. A community and its abiotic features is a ecosystem. Therefore, communities have the most individuals in an ecosystem.

3 0
3 years ago
A nonstress test (NST) is scheduled for a client with mild preeclampsia. During an NST, the client asks what it means when the f
anygoal [31]

Answer:

A basic and a non-invasive test done in pregnancies during the course of 28 weeks of gestation is termed as a fetal non-stress test. It is termed non-stress as no stress is imparted on the fetus while performing the examination. The main objective of the test is to determine the fetus's heart rate at the time of its movement.  

In the test, it can be seen that the heart rate of the fetus gets increased each time it moves, which shows that the baby is healthy as the heart rate goes up when it moves and goes down during its resting stage. The principle behind the test is that for proper well-being of the fetus, sufficient oxygen is needed and heart rate should come in normal ranges.  

6 0
3 years ago
49. Explain why all the wavelengths cannot enter the earth's atmosphere?
hjlf

Answer:

All the wavelengths can not reach the earth's surface always.

Explanation:

Most of the time the atmosphere absorbs the Infrared radiation from the space.  For this reason, infrared radiation can not reach the earth always. It is basically absorbed by the Co2 and water vapor present in the atmosphere.

8 0
3 years ago
Natural selection is a common mechanism for proposing how evolution occurs. Which statements describe how natural selection work
vekshin1

Answer:A and D

Explanation: Because that’s what US Test Prep said was right.

6 0
3 years ago
Down
tigry1 [53]

Answer:

why is this even here?

Explanation:

5 0
3 years ago
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