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8090 [49]
3 years ago
14

Decide whether each statement is a 'positive' or 'negative effect of deforestation.

Biology
1 answer:
Nikolay [14]3 years ago
7 0

Answer:

1) negative because it provides land for something and they need to take of trees maybe.

2) positive because that ends up in trees and they grow more

3) negative because it takes a lot of space so trees need to be taken off.

4) positive.

5) negative because the habitats of the animals are normally near trees

6) negative.

7) positive because it lets the trees grow better

8) positive because plant breath carbon dioxide.

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Why is blood that flows from the lungs to the heart bright red rather than dark red
Zielflug [23.3K]

Answer:

The blood vessel from lungs to heart is pulmonary vein which carries oxygenated blood.

7 0
3 years ago
Read 2 more answers
If round pea shape is dominant to wrinkled pea shape, which of the following genotypes
Kobotan [32]

Answer:

C. rr

Explanation:

The dominant genotype will always be denoted by the capital version, or in this case R.

The round pea shape is dominant to the wrinkled pea shape, which means that, in the Punnett Square, the combinations of RR, Rr, rR, will all come out to be round pea shape.

The last box, rr, would be the one that gives the wrinkled phenotype.

In this case, by ratio, wrinkled phenotype show up 25%

                    by ratio, round phenotype show up 75%.

7 0
3 years ago
Which of the following makes up the top layer of a soil profile?
larisa [96]

Answer:

I think its organic material from plants and animals

Explanation

Edge 2020

5 0
3 years ago
Read 2 more answers
In the ocean, plants and other photosynthetic organisms take in carbon. This carbon is transferred through the food web into the
musickatia [10]

Answer:

C.  Oceans are carbon sinks because they store more carbon than they emit.

Explanation:

Oceans are carbon sinks because they store more carbon than they emit. Most of the carbon is produced in the respiration process as well as burning of fossil fuels. This carbon moves to the atmosphere and dissolved into the ocean which is required by the vegetation of ocean. Due to this carbon, vegetation produced more food for the organisms. About 25% of all CO2 emissions are absorbed by the ocean. Source is the part of a plant where materials are produced e.g. leaves whereas Sink refers to the part of the plant where the substrate can be stored e.g. roots or stem for starch.

6 0
2 years ago
The ratio of the ages of father and son is 9:2 if the father is 45 year old, find the son
wolverine [178]
If the ratio is 9:2 that means that 45 would by ñ times 9. At the same time, ñ must also fit the ratio. Using this knowledge, you can divide 45 by 9, giving you 5, then multiply it by 2. This means that the child is 10 years old.
8 0
3 years ago
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