Formation of Earth
Mechanism or Relationship
Coevolution
Soil
Problems and Solutions
100

The early materials that would later form planets are known as what? (Page 79)

What are planetesimals.

100

As the human population increases, the amount of pollution and carbon dioxide emissions increases.

What is a causal relationship.

100

A relationship between two organisms in which both organisms benefit is known as what? (Page 81)

What is a symbiotic relationship. 

100

When lifting a potted plant, what are you supposed to hold when you pick one up?

What is the pot.

100

As the amount of carbon dioxide in the atmosphere increases the temperature of the ocean ____________________. 

What is Increases.

200
How long ago do scientists theorize Earth formed? (Page 79)

What is 4.5-4.6 billion years ago. 

200

Getting a healthy amount of sleep and performing well in school. 

What is a correlational relationship. 

200

What was the first organism to use photosynthesis to produce oxygen and would eventually produce enough oxygen for it to build up in the atmosphere? (Page 80)

What is cyanobacteria.

200

What organism is capable of living on bare rock, excreting acid to break down rocks, and helping create a rich organic soil when it dies? (Page 82)

What is lichen.

200

Ozone is a molecule that protects us from UV radiation. It is a molecule made of what three atoms?

What are three oxygen atoms

300

Today, what percentage of Earth's atmosphere is composed of argon? (Page 79)

What is 0.9%.

300

When there is a lot of growth in a prey population, predators will increase their numbers to bring the prey population back down. Once the prey population decreases, the population of predators will also decrease. What is this an example of?

What is negative feedback.

300

What gas reacted with iron in the oceans to create rock deposits known as iron band formations. (Page 80)

What is oxygen.

300

When planting a new tree, what soil should you use to backfill the hole?

What is the original soil that was dug up to plant the tree. 

300

As calcium carbonate levels are decreasing in the ocean, it is causing an event where coral expels all of its algae turning it completely white. This is known as what? 

What is coral bleaching.

400
What gas was the largest component of the early atmosphere of Earth, before the oceans formed? (Page 79)

What is water vapor.

400

When an individual's body temperature decreases, they will start to shiver to increase their body temperature. When an individual's body temperature increases, they will start to sweat to decrease their body temperature. These are examples of what?

What is negative feedback.

400

Coral reefs help protect shorelines from what? (Page 82)

What is weathering or erosion.

400

Over time lichen transformed bare rock into soil by providing material and nutrients. This led to the evolution of what organisms? (Page 82)

What are land plants.

400

The Montreal Protocol was a worldwide agreement to ban the production and use of a chemical that was destroying the ozone layer. What is the name of that chemical?

What is CFC (Chlorofluorocarbon)

500

When we eat food, our stomach converts an enzyme called pepsinogen to pepsin to digest proteins. Once one enzyme is converted it triggers other enzymes to convert until there are enough to digest whatever food is eaten. What is this an example of?

What is positive feedback. 

500

As oxygen became abundant in the atmosphere, life evolved to use aerobic respiration to produce energy. What is the inverse process of aerobic respiration?

What is photosynthesis.

500

As cyanobacteria produced enough oxygen for it to build up in the atmosphere, a new chemical weathering process could occur to alter Earth's geosphere. The chemical reaction between oxygen and another element is known as what? (Page 81)

What is oxidation.

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