Quizizz - HumanImpacts/DependenceonOceans 7.11B

Multiple Choice

Why is it important to understand the impact of human activities on oceans?

• Because oceans are a major source of food and oxygen for humans and wildlife

• Because oceans are not affected by human activities

• Because oceans only cover a small part of the Earth

• Because oceans are not connected to other water bodies

Open Ended

In what ways do you think human activities might affect water resources on our planet?

Open Ended

How are humans using the ocean in the pictures shown (fishing boat and fishing net)?

Multiple Select

Which of the following are ways that humans use the ocean, as shown in the images?

• Fishing for food

• Swimming for exercise

• Cruising for recreation

• Transporting goods

Open Ended

How does the transportation of goods by ship, as shown in the image, impact the global economy and environment?

Multiple Choice

Which of the following is NOT a way that humans rely on oceans?

• Main source of food

• Controls weather and climate

• Provides fresh water for drinking

• Supports millions of jobs

Fill in the Blank

The ocean provides about ___ percent of Earth's oxygen through tiny plants called phytoplankton.

Open Ended

Explain two ways that humans depend on ocean systems, based on the information provided.

Multiple Choice

Which of the following is NOT a common food source from the ocean?

• Fish

• Shellfish

• Seaweed

• Chicken

Multiple Select

Which of the following are ways oceans help regulate Earth's weather?

• Store heat and move it from warm to cool areas

• Control Earth's temperature

• Store 50 times more carbon than the atmosphere

• Produce fossil fuels

Fill in the Blank

Phytoplankton are more important than ___ for oxygen production.

Open Ended

Explain how the ocean helps reduce the amount of carbon dioxide in the atmosphere.

Multiple Choice

Which industry is NOT listed as a source of nearly 1 million U.S. jobs related to the ocean?

• Fishing industry

• Tourism

• Recreation

• Agriculture

Open Ended

Describe how ocean transportation supports the global economy.

Open Ended

List 4 ways that humans depend on oceans.

Open Ended

What are some ways that humans damage ocean systems?

Open Ended

How does the life cycle of a plastic bottle relate to ocean pollution?

Multiple Select

Which of the following are types of ocean pollution?

• Plastic waste

• Overfishing

• Oil spills

• Chemical runoff

Multiple Choice

Based on the information from the slides, which human activities contribute to the creation of oxygen 'dead zones' in water bodies?

• Fertilizer runoff from crops and lawns

• Plastic waste disposal

• Oil spills

• Sediment from construction

Fill in the Blank

Fertilizer runoff can cause ___ blooms in lakes and rivers.

Multiple Choice

What causes algae to bloom?

• Normal ocean currents

• Too little oxygen

• Deep-sea mining

• Excess nutrient runoff

Open Ended

Explain how ocean acidification affects marine ecosystems and coral reefs.

Multiple Choice

What is ocean acidification primarily caused by?

• Increased carbon dioxide absorption

• Plastic pollution

• Oil spills

• Coastal development

Multiple Select

Which of the following are causes of coral bleaching?

• Ocean acidification

• Rising water temperature

• Pollution

• All of the above

Fill in the Blank

Warming oceans cause less ___ in water.

Open Ended

Describe two ways overfishing can impact ocean food chains and communities.

Open Ended

After learning about human impacts on water, what is one question you still have or something you would like to know more about?

Open Ended

What is one way humans impact oceans, and what can be done to reduce this impact?