3 years ago

What benefit do nitrogen-fixing organisms provide in an ecosystem?

1 answer:

4 0

Nitrogen-fixing bacteria are microorganisms present in the soil Or in plant roots that change nitrogen gases from the atmosphere into the solid nitrogen compounds that plants can in the soil

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Read each statement and decide if it is a fact (can be proven with evidence) or an opinion (personal belief).

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We need a statment to decide.

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2 years ago

The Sun is the primary source of energy that drives all the biogeochemical cycles on Earth. Which statement best describes how t

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It should be 3! That is the only logical answer to the question...

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2 years ago

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Name the 4 nucleotide bases and how they pair up.

S_A_V [24]

Answer:

Adenine Thymine

Cystenine Guanine

Explanation:

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2 years ago

To maintain asepsis when administering an injection, all parts of the syringe can be handled except the:

cricket20 [7]

Answer:

needle

Explanation:

Asepsis refers to the absence of bacteria, viruses, and other microorganisms. When handling a syringe the user can handle all parts of the syringe except for the needle. As soon as the needle comes into contact with anything it can immediately come into contact with bacteria, viruses, and other microorganisms. Which can cause an infection in the individual on which the syringe is being used on.

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2 years ago

Many researchers think that the first eukaryotic cells obtained energy for life-sustaining functions from organic compounds. Giv

astra-53 [7]

Answer: Chloroplast

Explanation:

The presence of chloroplast would have been the last organelle which appeared in the eukaryotic cell. Chloroplast helps in photosynthesis which means prepare food from the inorganic compounds.

But here the cell obtains energy from the organic compounds which states that there is no need of chloroplast in the cell as they obtain energy by hetero tropic mode of nutrition.

Hence, chloroplast is the correct answer.

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3 years ago