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vichka [17]
3 years ago
8

Which of the following statements about energy producing technologies is true? a. Some currently used energy producing technolog

ies have no disadvantages. b. Alternatives to nonrenewable energy sources can be as effective. c. Air pollution is common to all energy producing technologies. d. Alternatives to nonrenewable energy sources are typically more damaging to the environment. Please select the best answer from the choices provided A B C D
Biology
2 answers:
MariettaO [177]3 years ago
8 0

Answer:

b. Alternatives to nonrenewable energy sources can be as effective.

suter [353]3 years ago
3 0

Answer:

b. Alternatives to nonrenewable energy sources can be as effective.

Explanation:

Sources of energy can either be renewable or nonrenewable. Nonrenewable sources of energy e.g petroleum, coal etc are those that are used faster than can be replenished. They tend to release pollution into the environment.

On the other hand, renewable sources of energy has been employed in order to reduce the debilitating effect caused by the nonrenewable sources. Renewable sources of energy, which include solar, wind etc are being technologically used to produce energy. They have proven effective in the sense that they generate energy in an eco-friendly manner. This is the reason they are called Green or clean energy.

Renewable sources are found to be effective and eco-friendly alternatives to the nonrenewable sources.

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3 years ago
Shifting plant populations are an example of biological change.A change in temperature is a physical change.Why do biological an
MA_775_DIABLO [31]

Answer:

Organisms depends on physical and biological factors of an ecosystem.

Explanation:

Biological and physical changes cause shift in an ecosystem's populations because the population of organisms depends and greatly affected from the environmental factors such as temperature, moisture etc. These environmental factors causes change in the physical features of an ecosystem so when these changes occur in physical factors, it greatly affected the population of organisms.

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3 years ago
What does the acronym MBOs stand for? What cell type are they present in?
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Answer:

Explanation:

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4 0
4 years ago
Pls help me will give brainlest
snow_tiger [21]

the top one is correct i thinkTHE BRAINLIEST ANSWER!

Kristybred Helping Hand

C. ^3 sqrt 4x^2

I'm not sure how to do this but the online assignment I just did says this is the correct answer.

Click to let others know, how helpful is it

5.0

10 votes


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Read more on Brainly.com - brainly.com/question/9565857#readmore

7 0
3 years ago
4. Which pathway represents the flow of electrons during photosynthesis? (1 point) A.) H2O > Photosystem I > Photosystem I
Yuki888 [10]

Answer:

4. The correct pathway for the flow of electron during photosynthesis is mentioned in option D. H_{2}O > <em>NADP </em>> <em>Calvin cycle.</em>

  • Electron is first provided to the photo-system II by the phtolysis of water.
  • Then it is passed to photo-system I with the help of plastoquinone (PQ) and cytochrome b_{6}f.
  • Finally, electron from the photo-system II is used to reduce NADP to NADPH.
  • NADPH and ATP are used in light independent phase or Calvin cycle to synthesize carbohydrate from carbon dioxide.

5. The correct answer is B.) photosynthesis.

  • Photosynthesis is the process by which green plants synthesize glucose or carbohydrate from carbon dioxide and water in presence of sunlight and chlorophyll.
  • In light independent phase of photosynthesis, it requires ATP and NADPH  in order to synthesize food.
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4 0
3 years ago
Read 2 more answers
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