Identify the statement that is true about mass extinctions.
Choose one:
A. The mass ex...
![subject](/tpl/images/cats/geografiya.png)
Geography, 24.04.2020 23:26 anayajhughes0603
Identify the statement that is true about mass extinctions.
Choose one:
A. The mass extinction of dinosaurs occurred at the Cretaceous/Paleogene boundary.
B. The mass extinction of over two-thirds of the species on the Earth was the result of large volcanic eruptions in Hawaii.
C. Mass-extinction events are times in the Earth's history when few species evolve.
D. A mass extinction may happen when a comet or asteroid impact starts a chain of worldwide volcanic eruptions.
![ansver](/tpl/images/cats/User.png)
Answers: 1
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Geography
![question](/tpl/images/cats/geografiya.png)
Geography, 22.06.2019 06:40
Seed plants that lived during the carboniferous impact life on earth today because a. they are the ancestors of all plant life on earth. b. their remains formed coal, which is an important resource. c. they produced fossils that are used to date many geologic events. d. their presence caused oxygen levels to drop, allowing animals to evolve.
Answers: 3
![question](/tpl/images/cats/geografiya.png)
Geography, 22.06.2019 12:50
Which of the following is not a pillar of the nuclear proliferation treaty? nonproliferation reduction of nuclear weapons by 85-90% right to peacefully use nuclear power disarmament
Answers: 1
![question](/tpl/images/cats/geografiya.png)
Geography, 23.06.2019 03:30
Residents of moldova are mainly a. russian b. ukrainian c. serbian d. romanian the answer is d. romanian
Answers: 1
![question](/tpl/images/cats/geografiya.png)
Geography, 23.06.2019 07:30
What type of coastline is commonly found along the western side of the america’s
Answers: 1
You know the right answer?
Questions
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 26.04.2021 22:40
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 26.04.2021 22:40
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/istoriya.png)
History, 26.04.2021 22:40
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 26.04.2021 22:40
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 26.04.2021 22:40
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/mat.png)