Environmental Science Unit 1 Challenge 1 Sophia
According to the one-year calendar model based on the Big Bang theory, which of the following events happened on December 31st?
Modern humans first appeared.
Which of the following events relates to the earth's atmosphere after life began to form?
Photosynthesis created levels of oxygen toxic for some organisms.
Some early life forms developed photosynthesis, which released free oxygen. When oxygen is impacted by UV radiation, it forms
Ozone
According to the one-year calendar model based on the Big Bang theory, the solar system was created in
August
Which of the following items was NOT a likely cause of a major extinction event?
Carbon Dioxide levels
Which of the following statements correctly identifies technological advancements that led to population growth during the Green Revolution and the Industrial Revolution?
Chemical fertilizers increased crop yields.
Which of the following statements correctly identifies technological advancements that led to population growth during the Green Revolution and the Industrial Revolution?
Clean water became more accessible.
Which of the following statements about the theory of tectonic plates and continental drift is true?
Continents are the surface parts of tectonic plates.
According to the one-year calendar model based on the Big Bang theory, which of the following events happened in September?
Life appears on Earth.
Which of the following items was a likely cause of a major extinction event?
Melting glaciers
Which of the following was a challenge for plants and animals when adapting to life on land?
Moving around without water for transportation
Which of the following statements correctly identifies technological advancements that led to population growth during the Green Revolution and the Industrial Revolution?
New forms of transportation increased mobility.
What are some of the differences between living in water and living on land that plants and animals had to adjust to?
Radiation from the sun
Which of the following was a major challenge for plant and animal life adapting to land?
Reproducing outside of a water environment
Before life appeared on the planet, which of the following events was NOT common?
Severe floods
Which of the following items is a result of asteroid impacts that scientists have linked to extinctions?
Severe storms
Which of the following statements about human population growth is true?
Since 1350, the population has grown continually.
Which of the following statements about the theory of tectonic plates and continental drift is NOT true?
Tectonic plates float on the earth's molten core.
Which of the following statements about human population growth is true?
The development of agriculture accelerated population growth.
Which of the following statements about the theory of tectonic plates and continental drift is NOT true?
The movement of plates has reduced over time and will eventually cease.
Which of the following statements about human population growth is true?
The population rose by one billion between 1999 and 2012.
