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Debora [2.8K]
3 years ago
7

Explain two difficulties an ecologist might have in counting a population of migratory birds

Biology
1 answer:
pshichka [43]3 years ago
5 0
1. She might count some of the birds multiple times.

2. There's way too many birds and species to possibly count ALL of them perfectly
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Were the Greeks known as the first astronomers
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Assume that an Aa animal produces four sperm from the same meiosis. A geneticist examines each of the four products of this meio
Eddi Din [679]

Answer:

The correct answer is - principle of segregation.

Explanation:

The principle of segregation explains that the in what manner pair of gene type or alleles are separated into sex or reproductive cells. These variants are known as the gene alleles. These are first studied by the Mendel as the traits in 1865. In this case the results are not consistent with this principle of segregation concept.

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6 0
3 years ago
Which of the following correctly pairs biotic factors with an effect on the biosphere?
uysha [10]

The statement that correctly pairs biotic factors with an effect on the biosphere is that biotic factors would decrease the oxygen in the soil.

<h3>What are biotic factors?</h3>

Biotic factors of an ecosystem refers to the living components of that ecosystem. Biotic factors include the following:

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  • Microbes
  • Animals

Biotic factors make use of oxygen in the atmosphere to perform the process of respiration, hence, their presence will cause a decrease in the oxygen content.

Therefore, the statement that correctly pairs biotic factors with an effect on the biosphere is that biotic factors would decrease the oxygen in the soil.

Learn more about biotic factors at: brainly.com/question/11274302

5 0
2 years ago
Aquifers are _______. a located below the water table b important sources of freshwater c located in the saturated zone d all of
iren2701 [21]

Answer:

The answer is D. all of the above

Explanation:

Aquifers are organisms that live in different areas of the water levels.

7 0
3 years ago
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