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Svetlanka [38]
2 years ago
15

- 7th Grade Work -

Biology
2 answers:
OLEGan [10]2 years ago
7 0
We depend on the food chain and lower tier animals in order to feed other animals. It both keeps the ecosystem populations balanced whilst helping out all of the organisms
Nat2105 [25]2 years ago
4 0

Explanation:

Human health ultimately depends upon ecosystem products and services (such as availability of fresh water, food and fuel sources) which are requisite for good human health and productive livelihoods. Significant direct human health impacts can occur if ecosystem services are no longer adequate to meet social needs.

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Explain the rock cycle by describing how an igneous rock can become a sedimentary rock, then a metamorphic rock, and then an ign
Paraphin [41]
An igneous rock can be formed from cooled magma. The igneous rock can become sedimentary if it is broken down by wind or water. The sedimentary rock can become metamorphic if it becomes buried in the earth, where pressure and heat would turn it into a metamorphic rock. The metamorphic rock can then become an igneous rock by melting underground and turning into magma, flowing out of a volcano, and cooling. 
5 0
3 years ago
Match the words please
KIM [24]

Answer:

Answer:

Explanation:

1. Monoculture

2. Erosion

3. Desertification

4. Bio-logical Magnification

5. Bio- diversity

6. Ecological hot spot

7. ecological footprint

8. Ozone Layer

9. Aquaculture

10. Global Warming

Explanation:

5 0
2 years ago
Read 2 more answers
The northern red-legged frog, or Rana aurora, is found along the western coast from British Columbia to Northern California. The
lyudmila [28]
The best and the correct answer among the choices provided by the question is the second choice.

Temporal isolation could be the mechanism that <span>might keep Rana aurora and Rana boylii from mating.</span>

I hope my answer has come to your help. Have a nice day ahead and may God bless you always!
7 0
3 years ago
Read 2 more answers
A cell with a diploid number of 24 undergoes meiosis, how many chromosomes are in each daughter cell?
butalik [34]

Answer:

it will have 12

you are welcome :)

3 0
2 years ago
how do oxygen and carbon dioxide cross from the alveoli through the capillary walls and into the blood?
Fofino [41]

Answer:

The concentration gradient of oxygen in your lungs wants to flow toward homeostasis and oxygen is bound on red blood cells by hemoglobin, along with the attraction of oxygen to hemoglobin. The concentration gradient from carbon dioxide from the capillary to the lungs. There is more oxygen in your lungs (alveoli) than there is carbon dioxide and everything want to reach homeostasis, or level amounts on both sides.

Explanation:

6 0
2 years ago
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