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Alexandra [31]
3 years ago
11

Why is the nitrogen cycle important for the survival of organisms in an ecosystem?

Biology
2 answers:
sesenic [268]3 years ago
6 0

The nitrogen cycle recycles nitrogen through an ecosystem, making it available to all organisms.

astraxan [27]3 years ago
5 0
It is an important<span> part of many cells and processes such as amino acids, proteins and even our DNA. It is also needed to make chlorophyll in plants, which is used in photosynthesis to make their food.</span>
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Explain why it makes sense that the levels of estrogen and progesterone are low in blood of a female during menstruation
valina [46]

Answer:

At the beginning of the follicular phase, the lining of the uterus (endometrium) is thick with fluids and nutrients designed to nourish an embryo. If no egg has been fertilized, estrogen and progesterone levels are low. As a result, the top layers of the endometrium are shed, and menstrual bleeding occurs.

Explanation:

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2 years ago
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Which is an example of a structural adaptation for a mouse?
skad [1K]
A structural adaption is the physical features of an organism, or some can be behavioral.  With that said, your answer will be D.) A mouse has long whiskers that are used to detect temperature changes.
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3 years ago
Speech about Environmental pollution
Ymorist [56]

Good morning /afternoon to one and all present here

I am here to talk about environmental pollution.

Pollution - It is defined as the addition of any substance or energy to the environment that is in some harmful form is know as a pollution

It can also be called as environmental pollution.

The environmental pollution include  air pollution, water pollution, land pollution, noise pollution, light pollution, and plastic pollution

Air pollution:

It is caused mainly due to the smoke from automobiles and by the unwanted smoke sent out from factories.

They produce carbon monoxide and nitrogen oxides, ozone, lead, that leads to smog formation also causes damage to foliage It causes health issues like, heart disease, inflammation and irritation of breathing passages, breathing difficulties, particularly for people with asthma, reduced lung function,

Water pollution:

The release of substances into subsurface groundwater or into lakes, streams, rivers, estuaries, and oceans. It is caused due to the industrial waste that are disposed directly into the water.

People use the same water for drinking, washing clothes, washing animals and they take bath in the same water.

Land pollution:

This is caused by the artificial pesticides used. They pollute the soil and damage the crops and will infect the vegetables that  grow underground.

Noise pollution:

This is caused by the automobiles and the sound produced by the speakers.

4 0
3 years ago
What is the main fuel of a main sequence Star
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If we're asking for elements, it's helium and hydrogen.
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The DNA profiles of five people potentially involved in a robbery are shown below. The profile on the left was obtained from DNA
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Suspect 3 will be your answer
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