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dalvyx [7]
2 years ago
9

Protozoans are the only organisms that can convert nitrogen from the air into chemical compounds that plants can use.

Biology
1 answer:
tigry1 [53]2 years ago
5 0

Answer: False

Explanation:

Protozoans are not the organism that fix nitrogen for the plants. The organism that fix nitrogen to convert it into a form which can be used by plants are known as diazotrophs.

These are bacteria and archae that fix nitrogen gas found in the atmosphere into more usable form such as ammonia.

These organism can grow without any external source of fixed nitrogen. Example: Rhizobia and azospirillium.

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a person usually experiences changes in body temperature over a 24 hour period. is it caused by immune responses?
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At times, a person may have experienced a sudden or unexpected change in body temperature within a 24-hour period. This change in the body temperature is caused by immune responses. If there is a detected infection in the body, the immune system fights back thus causing the change of body temperature. 
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Why would it be hard to find the CO2 level if the light intensity were very low? HELP!!!!
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The heart is ____________ to the lungs. The knee is ____________ to the hip. The wrist is ____________ to the hand. The mouth is
klasskru [66]

Answer:

This question is asking to identify the directional relationship between the following organs. They are explained below.

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2. The knee is DISTAL to the hip because it is farther away from the point of attachment of the hip joint.

3. The wrist is PROXIMAL to the hand because the wrist is closest to the point of origin of the hand.

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5. The thorax is SUPERIOR to the abdomen because it is located above the abdomen.

6. The thumb is DISTAL to the ring finger because it is far away from the ring finger.

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8. The skull is SUPERFICIAL to the scalp because it is close to the body surface.

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10. Dorsal refers to the BACK of the human body, while ventral refers to the FRONT of the human body.

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