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2 years ago

Which of the following causes ozone depletion?

Biology

2 answers:

madam [21]2 years ago

5 0

Answer:

Hello There. The correct answer is C. excessive carbon dioxide blanketing the Earth.

Explanation:

Because it means that Carbon dioxide spreads around the planet like a blanket, and is one of the main gases responsible for the absorption of infrared radiation (felt as heat), which comprises the bulk of solar energy. Hope It Helps! .ω.

DedPeter [7]2 years ago

3 0

Answer:

B. foaming agents or plastics releasing chloroflourocarbons

Explanation:

Causes : chlorofluorocarbon (CFCs), halons, and other compounds deplete the ozone layer. These chemicals are found in cleaning agents, aerosols, insulating foam, and refrigerants. CFCs and halons break down into chlorine and bromine which in turn destroy the ozone layer.

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Why do you think that cardiovascular and degenerative disease is so much higher in developed nations?

Katen [24]

In developed nations people have more fast food options which lead to cardiovascular disease. As well as screen time all day since this is one of the factors of cardiovascular disease. Undeveloped nations don't have fast-food or television to watch all day, since they play outside.

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2 years ago

Read 2 more answers

Which of the following is the simplest unit of a nucleic acid?

gladu [14]

Answer: A) nucleotide

Explanation: I too, am also in biology :)

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2 years ago

scientist genetally agree thay earth is getting warmer due to whats called the greenhouse effect .what is the main conclusion yo

lyudmila [28]

That would be due to global warming

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3 years ago

what is the study of the past and present geological distribution of species and the patterns that emerge from such analysis?

Leokris [45]

Answer:

Biogeography is the study of past and present ....

..... such analysis

Pls rate my ans

3 0

2 years ago

"Osteocytes and layers of extracellular matrix, which are concentrically clustered around a central canal, for a cylinder-shaped

melisa1 [442]

Answer:

Osteon

Explanation:

Bone tissue may be of two types; compact bone tissue that form the outer hard covering of bones and spongy bone tissue that form inner soft portion of bone. Osteon are found in compact bone.

Osteons are cylindrical structures composed from clustre of Osteocytes and layers of extracellular matrix around a central canal connected by canaliculi for the transportation of blood. The haversian canal is surrounded by lamella that comprises the osteon. Osteons run parallel to long axis of bones and present in bones of many mammals, reptiles and birds. In some bones the stress or pressure in applied from few directions and osteons are aligned in that direction so they provide protection from bone bending or fracturing from compressive forces.

7 0

2 years ago