Unit 1.3 Flow of Energy

Multiple Choice

Anything that has mass and takes up space

• Matter

• Energy

• Both

• None of the above

Multiple Choice

The ability to do work, such a make something move or warm something up.

• Matter

• Energy

• Both

• None of the above

Multiple Choice

What food is made of

• Matter

• Energy

• Both

• None of the above

Multiple Choice

Sunlight

• Matter

• Energy

• Both

• None of the above

Multiple Choice

The Law of Conservation of matter states that the total amount of matter ______________ after it undergoes change.

• disappears
• stays the same
• weighs less
• explodes

Multiple Choice

All energy in an ecosystem comes from the sun. This energy is passed through the ecosystem as organisms eat other organsims.

• Ominvores

• Herbivores

• Detritivores

• Flow of energy

Multiple Choice

What is a producer?

• an organism that gets energy from eating other organisms
• an organisms that uses sunlight to make its own food
• an organism that gets energy from eating dead organisms, non-living material or waste
• an organism that uses chemical energy to make its own food

Multiple Choice

Organisms that get their energy and nutrition from other organisms (consumers).

• Heterotroph

• Autotroph

• Decomposer

• Detritivore

Drag and Drop

A ​

Placeholder

is a living thing that consumes food.

Drag these tiles and drop them in the correct blank above

consumer

producer

herbivore

omnivore

carnevore

carnivore

decomposer

Multiple Choice

Heterotrophs that get energy and nutrition from dead or decaying organisms or their waste products and recycle nutrients back to the ecosystem.

• Producer

• Trophic

• Decomposer

• Autotrooph

Match

Match the following

• Producer

• Consumer

• Decomposer

organism that uses energy from the Sun

organism that obtains energy from eating other organisms

organism that gets energy by breaking down dead organisms

• organism that uses energy from the Sun

• organism that obtains energy from eating other organisms

• organism that gets energy by breaking down dead organisms

Open Ended

What is the definition of a herbivore?

Multiple Choice

Heterotrophs that “clean up” the ecosystem by eating dead and decaying organisms.

• Autotrophs

• Herbivores

• Ominvores

• Detritivores

Drag and Drop

A ​

Placeholder

is how different species get ​

Placeholder

from other species.

Drag these tiles and drop them in the correct blank above

food chain

energy

food web

animals

food

Multiple Choice

What does the arrow point to in a food chain?

• only the plants in a food chain

• only the animals in a food chain

• the organism that receive the energy

• the organism that lives the longest

Multiple Choice

According to this food chain, how does the snake get energy?

• by eating the hawk

• by eating the rabbit

• by eating the berries

• by being in the Sun

Multiple Choice

Which organism is getting energy from the mouse?

• cricket

• grass

• fox

• Sun

Multiple Choice

The level in an Ecological pyramid that includes all the organisms that share the same place in a food chain.

• Trophic Levels

• Toxic Levels

• KeKe Levels

• Environmental Systems

Labelling

Label the food chain

Drag labels to their correct position on the image

decomposer

sun

producer

secondary consumer

primary consumer

Labelling

Label this food chain

Drag labels to their correct position on the image

sun

producer

primary consumer

secondary consumer

decomposer

Multiple Choice

Only 10% of the energy is passed on from one trophic level to the next. 90% is lost as heat due to cellular respiration or waste.

• Tertiary Consumer

• Biotic Factor

• Abiotic Factor

• 10% Rule

Multiple Choice

Autotrophs--The bottom trophic level where all organisms produce their own food, usually by photosynthesis.

• Trophic Levels

• Producers

• Ominvores

• Herbivores

Multiple Choice

Herbivores--The second trophic level where herbivores eat the primary producers.

• Detritivores

• Autotrophs

• Producers

• Primary Consumers

Multiple Choice

The fourth trophic level where animals eat secondary consumers or below.

• Herbivore

• Autotroph

• Tertiary Consumer

• Tertiary Producer

Multiple Choice

The third trophic level where the animals eat herbivores.

• Abiotic Factor

• Biotic Factor

• Secondary Consumer

• Secondary Producer

Multiple Choice

In an energy pyramid, energy_______ as you move up the pyramid.

• Increases
• Decreases
• Stays the same
• Changes up and down

Multiple Choice

The 10% rule states that 10% of energy moves from each trophic level to the next.

In the pyramid, if the producers level contains 1234 kilocalories, how many kilocalories are transferred to the primary consumer level?

• 123.4

• 1.234

• 1234

• 1234

Multiple Choice

If there is 1000 Kcal available in the producers in trophic level 1, how much energy is available in the herbivores in trophic level 2?

• 10 Kcal
• 1 Kcal
• 100 Kcal
• 1000 Kcal

Hotspot

If the producers have 1,000 joules of energy, click on the level that will have 100 joules.

Math Response

Assuming that there's 20,000 kcal on the producer level of this trophic pyramid, how many kcal will be passed on to the quaternary consumers?

Type answer here

Correct Answer: 2

Deg^°

Rad

Math Response

If there's 20,000 kcal on the producer level of this trophic pyramid, how many kcal will be passed on to the primary consumers?

Type answer here

Correct Answer: 2000

Deg^°

Rad

Multiple Choice

If the producer has 20,000 kJ of energy, how much energy should the secondary consumer have?

• 2,000 kJ

• 500 kJ

• 200 kJ

• 1,000 kJ

Multiple Choice

The 10% rule states that 10% of energy moves from each trophic level to the next.

In the pyramid, if the producers level contains 1234 kilocalories, how many kilocalories are transferred to the bird (apex predator)?

• 123.4

• 1.234

• 1234

• 1234

Multiple Choice

In the energy pyramid here, how much of the energy in each level gets lost as heat or used by the organism for survival?

• 80%
• 90%
• 10%
• 20%

Multiple Choice

Which of the following best describes the deer's role in the ecosystem?

• herbivore
• omnivore
• carnivore
• decomposer

Multiple Choice

Which of the following best describes the wolf's role in this ecosystem?

• herbivore
• omnivore
• carnivore
• decomposer

Hotspot

Click on the parts of the map where biodiversity is high⬆

Hotspot

Click on the parts of the map where species would have a lot of energy (food) available to them in the ecosystem.

Multiple Choice

What would happen if the primary consumers died out?

• the producers would grow and the secondary and tertiary consumers would die

• producers would die out

• consumers would grow