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morpeh [17]
2 years ago
15

How do i do this worksheet i need this asap!! thanks

Biology
1 answer:
kipiarov [429]2 years ago
3 0

Answer:

?????????

Explanation:

I need a picture

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When Darwin published his theory of evolution, he included all of the following ideas except __________. the idea that some orga
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Question about nitrogen and phosphorous cycle? Which statements are true, list all that apply
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Answer: 1) When phosphorous is not bound in rocks, it moves quickly through land food webs. Constant use of phosphate-rich fertilizers will help increase phosphorus availability to plants, thus ultimately helping our ecosystems.

3) Minimizing the use of ammonia-rich fertilizers on lawns would not add excess nitrogen to the nitrogen cycle. As a result, it would help decrease the pollution of food webs in the oceans, decrease soil acidity on land, and decrease the amount of greenhouse gases in the atmosphere

Explanation:

The nitrogen and phosphorus cycles both are biochemical cycles. The nitrogen cycle involves the process of uptake of nitrogen from the atmosphere by the soil bacteria which is then become available to the plants for plant growth, from plants it is transferred to the other organisms in different forms.

The phosphorus is found in the rocks and these rocks wither and the inorganic phosphorus become available to the ecosystems.

Option 1 is correct, this is because the phosphorus is available on earth in the inorganic form inside the rocks, the withering and erosion processes make the phosphorus available to the plants. Another source of phosphorus to plants is phosphorus rich fertilizers. Thus plants will absorb phosphorus and grow. These plants will be consumed by other organisms thus the ecosystem will remain healthy.

Option 3 is correct, this is because nitrogen rich fertilizers can cause eutrophication in water bodies, or can contaminate the water. It will decrease the pH of the soil due to the formation of nitric acid. Also the nitrogen dioxide is the greenhouse gas.

 

4 0
3 years ago
Help will give brainliest need help by 9pt. thanks
Cloud [144]

Answer:

Potassium (k)

Explanation:

Potassium is so reactiev that it wont even be found naturally in nature, it legit racts with almost anything and doesn't take almost anything at all to start a reaction. COmpared to the other Potassium is easily number 1

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The heart is about the size and shape of your ...
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The answer is Fist hope I helped
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4 years ago
Explain why gold can be dug from the ground as pure metal whereas iron is only found as a compound in iron ore
Virty [35]

Answer

Explanation

Mark me as brainlist

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2 years ago
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