Answer:
1 Q) Which of the following best describes an ecosystem?
<u>4) An entire rainforest, including all biotic and abiotic factors</u>
2 Q) Which of the following happened after wolves were removed from Yellowstone's ecosystem?
<u>2) The elk overgrazed the habitat vegetation of other species</u>
.3 Q) Which features are used to describe a biome?
<u>1) Climate, wildlife, and </u><u>vegetation</u><u>4 </u>
Q) Which statement is correct about biomes?
<u> </u>
<u>1) They represent large geographic </u><u>areas</u>
5 Q) Which of the following is the largest biome on earth by area?
<u>)</u><u>3</u><u> Temperate Grassland</u>
B. Volcanic Eruption. All of the other ones happen slowly, over millions of years.
Answer:
B. Geothermal
Explanation:
Fossil fuels and coal both require extremely old material to form. Geothermal energy is generated and stored in Earth.
Answer:
Due to exchange of gases i.e. normal and abnormal.
Explanation:
The main difference between incomplete and complete ventilation is the occurrence of normal and abnormal exchange of gases. The mechanism in which the exchange of gas happens completely without any difficulty is called complete ventilation. It is the process in which the required amount of oxygen is inhaled or inspired and appropriate amount of carbon dioxide is exhaled out of the body while on the other hand, incomplete ventilation is a mechanism in which exchange of gases is not normal.
Hi
This question is also B
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