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Sedbober [7]
3 years ago
12

What portion of Earth included in the biosphere

Biology
1 answer:
stira [4]3 years ago
7 0
Biosphere is one of the four sub systems of earth. It contains all the living things in the planet. So, plants and animals, as well as microorganisms are part of the biosphere. Humans can also be part of the biosphere according to some scientist, but others put them in another sphere - anthrosphere.
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Bryophytes are known as non-vascular plants. What makes them non-vascular? Absence of xylem and phloem Inactive xylem and phloem
liraira [26]
Bryophytes are known as non-vascular plants - what makes them non-vascular is the a<span>bsence of xylem and phloem.</span>
6 0
3 years ago
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What is the cause of the hydranencephaly? Select one: a. Aqueductal stenosis b. Subaranchoid stenosis c. Overproduction of CSF d
Dennis_Churaev [7]

Answer:

The correct answer is d.

Explanation:

Hydranencephaly is a rare congenital anomaly characterized by the absence and replacement of the cerebral hemispheres by cerebrospinal fluid and necrotic remains, with preservation of the membranes (leptomeninges), within a skull of normal capacity and shape. It is the most severe form of cortical destruction cerebral bilateral and is considered an extreme form of porencephaly (focal cystic cavity). It mainly affects the territory of the internal carotid artery and middle cerebral artery, with preservation of the territories supplied by the vertebrobasilar arteries. The most accepted etiology is carotid vascular insufficiency, due to multiple causes (bleeding, placental thromboembolism, arteritis, vascular malformations, among others).

5 0
3 years ago
A lichen is a combination of fungus and algae that lives on the sides of trees, rocks, and other materials. The fungus provides
Softa [21]

Answer:

Mutualism

Explanation:

Organisms in an ecosystem interact with one another from time to time. The close interaction between two organisms is referred to as SYMBIOSIS. Symbiosis is of different types depending on the how it affects the involved organisms. The example in this question depicts MUTUALISM.

Mutualism is the type of symbiotic relationship between two organisms in which both organisms benefit from the relationship. This is the case of the LICHEN, which involves the Algae and Fungi. The algae benefits by making use of the water and minerals supplied by the fungi while the fungi benefits by using the food the algae produces via photosynthesis.

8 0
3 years ago
♫ Can you please answer this question ♫
serg [7]
Ok so if the circle is the female than her thing would be C. If the square is the female it would be D! I hope this helps!
7 0
3 years ago
Sonya is studying a nonmetal element. She learns that the element is like other elements in its group because it can bond to for
NemiM [27]

Answer:

The answer is C) fluorine (F)

6 0
3 years ago
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