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Studentka2010 [4]
3 years ago
15

Lab: Effects of Human Activity on Freshwater Resources (essay)

Biology
1 answer:
Bogdan [553]3 years ago
3 0

Answer:

Our water resources face a host of serious threats, all of which are caused primarily by human activity. They include sedimentation, pollution, climate change, deforestation, landscape changes, and urban growth.

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move the boxes to make a food web of your own design. Using the interactions described in the chart, add arrows to show how the
Zanzabum

Producers : Cactus, Sagebrush, annual flowers

Level 1 consumers: Ants, Beetles, Kangaroo rats.

Level 2 consumers: Chuckwalla, Tarantulas, Scorpions

Level 3 consumers: Common king snake, Gila monster, Turkey

Level 4 consumers: Vulture, Hawk, Fox

Decomposers: Bacteria

6 0
3 years ago
What do all members of the swine species always have in common?
77julia77 [94]

Answer:

The members of the swine species <u>always have the same number and kinds of chromosomes</u>.

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The species that is known as a robin in England has a yellow breast, and another species that is known as a robin in the United
Fittoniya [83]

Answer:

The correct option is <em>C. Different species can share the same common name.</em>

Explanation:

A single organism might have the many common names or it might happen that different species have the same common name in different parts of the world. Common names can be sued when people from the same country, speaking the same language are talking.

But as scientific research is carried out in all parts of the world, scientists made up the system of binomial nomenclature. Under this system, each specie is given a unique name .

3 0
3 years ago
Read 2 more answers
How do ecologists describe populations? (4 things)
Romashka [77]

Answer:

The description about population according ecologists is as follows:

Explanation:

Thre are various ecological aspects studied by the ecologist in the ecosystem and one of them is Population ecology. According the ecolgists all member or total individuals of a particular species present in an ecological community is Population.

There are different asppects of the population ecology that helps in the understanding the population such as size of population, growth of population nter and intra- intractions of population. All these aspects are part of population ecology studied by the ecologists.

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3 years ago
PLEASE HELP List the 4 nitrogen bases for DNA.
siniylev [52]

Answer:

Adenine 2) Thymine 3) Cytosine 4) Guanine

Explanation:

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