Loss of Diversity Lesson

Multiple Choice

Increased carbon dioxide may cause global warming by trapping more ____________ in the atmosphere.

• water

• gases

• heat

• water vapor

Multiple Choice

What is the direct cause of rising sea levels?

• Melting Sea Ice

• Melting Land Ice

• Climate Change

Multiple Choice

Which of the following is the best conclusion that can be made from this graph?

• atmospheric carbon dioxide levels have been decreasing since 1960

• Hawaii has a lot of carbon dioxide

• humans have been working hard to decrease carbon dioxide levels

• atmospheric carbon dioxide levels have increased steadily since 1960

Multiple Choice

The main human activity that releases greenhouse gases is

• riding bicycles

• burning fossil fuels

• texting on cellphones

• eating meat

Multiple Choice

Which of the following is an example of a greenhouse gas?

• Carbon Dioxide

• Nitrogen

• Oxygen

• Neon

Multiple Choice

Which natural process removes carbon dioxide from the atmosphere?

• forest fires
• volcanic eruptions
• cellular respiration
• photosynthesis

Multiple Choice

The modern technology that helps scientists gather data about the temperature, weather, land cover, oceans, and more about planet Earth is......

• weather vanes

• instachat stories reports

• satellites in space

• wind socks

Multiple Choice

Approximately how old is Planet Earth?

• 62,000 years

• 4.54 million years

• 6.2 billion years

• 4.54 billion years

Multiple Select

What is the Geologic Timescale determined by?

• Characteristics and changes in Earth's surface

• Characteristics and changes in Earth's climate

• Characteristics and changes in the types of organisms on Earth

• All of the above

Multiple Choice

What epoch began 11,750 years ago?

• Holocene

• Pleistocene

• Miocene

• The Big Cene

Explanation Slide...

Because of this warmer, more stable climate, humans were able to invent agriculture!

Multiple Select

What is a major characteristic of the Holocene epoch? Select all that apply!

• A warmer climate (the "Ice Age" was before)

• A more stable climate

• A cooler climate

• A less stable climate

Explanation Slide...

It's hard to grow things when it's too cold!

Multiple Choice

What do scientists believe humans were able to do because of the warmer, more stable climate of the Holocene?

• Invent agriculture

• Shift to a more nomadic lifestyle

• Control fire

• Start making tools

Multiple Choice

Impacts on our Earth in the Anthropocene are primarily being caused by:

• squirrels

• sea life

• humans

• insects

Explanation Slide...

This was at the Trinity Site in New Mexico

Multiple Choice

What happened July 16th, 1945 that has led some scientists to believe that is the start date of the Anthropocene?

• Plastic was invented

• The first oil spill occurred

• Humans started agriculture

• The first nuclear bomb was tested

Multiple Choice

When taken to a new habitat, non-native plants often threaten native plants of the new habitat.  Why do they do this?

• Non-native plants are able to mutate rapidly

• Non-native  plants cause native animals to relocate

• Non-native plants are able to be used for medicine

• Non-native plants compete with native plants for resources

Multiple Choice

What effect will an invasive species have on the carrying capacity of an ecosystem?

• The carrying capacity will increase

• The carrying capacity for everyone will decrease

• The carrying capacity will only decrease for those in competition for same resource

• The carrying capacity for all animals will stay the same

Multiple Choice

Kudzu has overgrown many parts of southern Missouri and native ground plants have disappeared from the area. This is an example of:

• Parasitism between kudzu and the native plants

• A predator prey relationship between ground plants and kudzu

• Competition occurring between the native and invasive species

• Commesalism occurring between the kudzo and native plants

Multiple Choice

The field mouse population in Australia has grown so fast that they eat an average of  $4 billion of wheat every year. Their fast growth is caused by:

• A. The mice like to reproduce

• B. A lack of a native species to eat the field mouse

• C. Abundant food supply

• Both B and C

Multiple Choice

How did the zebra mussels end up in the Great Lakes?

• In ballast tanks of ships

• They were intentionally released

• They have always been in the Great Lakes

• That's not a zebra mussel

Multiple Choice

These were released in Australia to eat cane beetles, but now they are an invasive species and number in the millions.

• dingo

• Kangaroo

• Cane toad

• Rabbits

Multiple Choice

1. What makes a species invasive?

• Moving to a new ecosystem and taking resources from natives 

• Not having papers

• Species that can't adapt

• Plants that take up too much space

Multiple Choice

What kind of organisms can become invasive? 

• Lions, Tigers, Bears

• Plants, Animals, or Pathogens 

• Animals

• Plants