8.11A,B,C

Relationships between Living and Non-living

All organisms (like you) need energy to live

Open Ended

An eagle eats fish to get the energy it needs to survive. Where do you think the fish gets its energy?

​IT STARTS HERE

​ENERGY FLOW

Multiple Choice

Where does the energy in all food webs/chains begin?

• Sun

• Seeds

• Clover

• Rattlesnake

Match

Each organism listed below has a different role in the transfer of energy through an ecosystem

Producer

primary consumer

secondary consumer

tertiary consumer

decomposer

• Producer

• primary consumer

• secondary consumer

• tertiary consumer

• decomposer

Open Ended

All plants need sunlight to grow. Which plant would you expect to grow better in a field of tall grasses--a sunflower grows very tall, or a flower variety that grows low and close to the ground? Explain!!!

​Every living thing (including you) needs one thing to survive...resources.

With plenty of resouces like water and sunlight, sunflowers are able to do what they do best---grow very tall. Tall grasses got nothing on these girrafe plants!

​

Do you have what you need?

Multiple Choice

Which statement best explains a difference between Plant 1 and Plant 2?

• A

• B

• C

• D

Multiple Choice

Species Z can successfully share the same environment with the other plants shown becuase species Z absorbs water--

• A

• B

• C

• D

Dropdown

Besides sunflower, there are other plant populations, like ​

Select answer

, growing in this same field. Grass cannot reproduce with the ​

Select answer

. However, they can interact with the sunflowers by ​

Select answer

for water or sunlight.

​A group of individuals of the same species...

Population of Humans

...that live, reproduce, and interact in the same area...

Population of fish

...is known as a population.

​​Population of lions

Reorder

Reorder the following from smallest to biggest. Use the picture if you need help.

• Individual

• Population

• Community

• Ecosystem

1

2

3

4

• 1
• 2
• 3
• 4

​An ecosystem can be as small as a potted plant on a windowsill in your house. It can also be as large as the entire planet earth!

​

Did you know?

Dropdown

-A population is a group of ​

Select answer

of the same species that live and reproduce together.

-A community is made up of different ​

Select answer

that interact with each other.

-An ecosystem consists of ​

Select answer

interacting with the nonliving environment.

Living things

(Bio- means "life")

Biotic

Non-living things.

(the letter 'A' in front of any word means "absence of")

​​Abiotic

Match

Match the following to biotic or abiotic

Abotic

Abiotic

Biotic

Biotic

Abiotic

• Abotic

• Abiotic

• Biotic

• Biotic

• Abiotic

Multiple Choice

Immediately after a forest fire, the primary consumers in the area will compete most for which biotic factor?

• A

• B

• C

• D

Multiple Choice

Which statement best describes one way sea anemones depend on clown fish for an abiotic factor in an ecosystem?

• F

• G

• H

• J

Dropdown

Plants compete for ​

Select answer

factors such as light, good soil, space to grow, and water. They also compete to attract some ​

Select answer

factors such as insects that pollinate them, and to avoid other, such as ​

Select answer

that might eat them.

Dropdown

Animals ​

Select answer

with each other for ​

Select answer

factors such as water and shelter. They compete for ​

Select answer

factors such as other animals they eat. They also may compete to ​

Select answer

biotic factors such as animals that eat them or cause disease.

Drag and Drop

Plants have many adaptations tha thelp them survive in their environment and compete with other plants for limited resources. The statements below describe some plant adaptations.

-Growing tall helps a plant​

Placeholder

.

-Having sharp thorns helps a plant ​

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.

- Long, deep roots help a plant ​

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.

-Thick waxy leaves help a plant ​

Placeholder

.

-Brightly colored flowers and sweet nectar help a plant ​

Placeholder

Drag these tiles and drop them in the correct blank above

compete for sunlight

avoid being eaten

compete for water

avoid losing water in hot weather

attract insects that pollinate it

Multiple Choice

What type of leaves are most likely found on plants that are best suited to living on the floor of a dense forest?

• F

• G

• H

• J

Multiple Choice

By sprouting in the rain forest canopy, the strangler fig seedling is exposed to more --

• A

• B

• C

• D

​Tall height is an adaptation of sunflowers to help them compete for sunlight. They have this adaptation because they need sunlight (a resource) to survive.

​​Being tall

Could you spot this cheetah from far away? This is an adaptation to have a better chance to sneak up on food like you to survive. (Jk...not)

​​Camouflage

Did you know storing fat is an adaptation? Animals that can store fat are better insulated and have a better chance of surviving a long winter.

​​Fatness

​Adapt or die...

Supplies are limited...

Just like athletes competing in a sport...

Competition

​Organisms compete to "win" the food, water, and other materials they need. Some species are better able to compete than others becuase they have adaptations that make them better suited to that environment.

​​Also Competition

Multiple Choice

The Couch's spadefood is adapted to a certain type of environment. Which of these resources is most likely scarce in this environment?

• A

• B

• C

• D

Multiple Choice

Which types of native organisms do feral hogs most likely compete with for food sources?

• F

• G

• H

• J

Multiple Choice

Which statement is the best prediction the students can make about the immediate future of the pond?

• F

• G

• H

• J

Multiple Choice

Water with which of these conditions would cause the most competition for resources among all three species of fish?

• A

• B

• C

• D

Multiple Choice

How does this chemical help black walnut trees compete with plants growing nearby?

• A

• B

• C

• D

Multiple Choice

Based on the graph, which ranch animals compete for the most food with white-tailed deer?

• A

• B

• C

• D

Multiple Choice

Plants obtain the majority of the carbon necessary for building these structural molecules from --

• F

• G

• H

• J

This is what a petri dish of nutrients & microorganisms looks like...

Multiple Choice

A scientist was studying the growth of two similar species of Paramecium, a unicellular protist. She placed the organisms in a sterile petri dish with nutrient-rich food source. The graph shows how the population of the two species changed over time.

Which of these most likely explains why the population of Species 2 decreased after increasing for a short time?

• Species 2 became diseased and died.

• All the food in the petri dish was consumed

• Species 1 individuals ate all the Species 2 individuals

• Species 1 had a competitive advantage over Species 2

Multiple Choice

Which of these most likely explains why the bacterial population stopped growing?

• A

• B

• C

• D

Match

Special terms to describe what an organism eats:

Carnivore- secondary consumer (eats only animals)

herbivore-primary consumer (eats only plants)

producer-eats sunlight & water

Omnivore-(eats both plants and animals)

• Carnivore- secondary consumer (eats only animals)

• herbivore-primary consumer (eats only plants)

• producer-eats sunlight & water

• Omnivore-(eats both plants and animals)

Multiple Choice

Which organisms in the food web shown above compete for the same food source in this environment?

• A

• B

• C

• Df

Multiple Choice

The movement of water across their gills is necessary for --

• F

• G

• H

• J

Multiple Choice

Which graph shows a situtation in which the number of predators in a population depends on the number of prey?

• F

• G

• H

• J

Multiple Choice

Based on these data, which hypothesis was Connell most likely testing?

• F

• G

• H

• J

Multiple Choice

If Species B were removed from the rocky areas it shares with Species A, Species A would most likely inhabit --

• F

• G

• H

• J

Multiple Choice

At which temperature range will there be the most competition for space among these fish species?

• F

• G

• H

• J

Multiple Choice

Which of the following best summarizes the effect of saltwater on these plant species?

• F

• G

• H

• J

Reorder

Drag each organism to the correct blank to show how energy moves through a tundra food chain

1

2

3

• 1
• 2
• 3

Drag and Drop

Drag the correct organism to each blank to compete the sentences, based on the relationships shown in the food web on the left. Not all organism will be used.

-Fish ​eat

Placeholder

and are eaten by​ ​

Placeholder

.

-Frogs eat mayflies and ​

Placeholder

.

-Dragonflies, salamanders, and frogs all eat ​

Placeholder

.

Drag these tiles and drop them in the correct blank above

phytoplankton

Mayflies

dragonflies

mayflies

frogs

salamanders

Dropdown

-The producer in the food web is the ​​

Select answer

.

-The producer gets its energy from ​

Select answer

.

-One way that energy flows through the food web is from​

Select answer

to mayflies to ​

Select answer

​ to

Select answer

to herons.

Dropdown

There is​​

Select answer

energy at the top of the energy pyramid than at the bottom.

Dropdown

​

Select answer

are always at the bottom of an energy because, as a group, they contain the ​

Select answer

energy.

Dropdown

​ ​

Select answer

are always at or near the top of an energy pyramid because they contain ​

Select answer

energy than other groups of organisms. ​

8.11B

Multiple Select

A population of beetles has individuals that are either green or brown, depending on certain genes. The green beetles are best able to hide from predators in lush, green vegetation. The brown beetles, on the other hand, are best able to hide on bare, brown soil. A period of drought reduces the amount of plant growth one year.

How is this change most likely to affect the beetle population?

Select two correct answers.

• The # of brown beetles will decrease

• The # of brown beetles will increase

• The # of green beetles will increase

• The # of green beetles will decrease

Multiple Select

Select all the activities that harm ocean ecosystems

• Introducing invasive species

• overfishing

• polluting with harmful chemicals

• building artifical reefs

• using chemical fertilizers on land near the ocean

Drag and Drop

Drag each word to the correct blank to complete the description of how farming can affect an ocean ecosystem.

Excess ​

Placeholder

washes into streams and rivers that empty into the ​

Placeholder

, causing too much ​

Placeholder

to grow. Later, ​

Placeholder

feed on the dead algae and use up the ​

Placeholder

in the water, causing fish and other marine organisms to die.

Drag these tiles and drop them in the correct blank above

fertilizer

ocean

algae

fish

oxygen

Multiple Select

Which of these human activites are most likely to change which species are found in an ocean region?

Select three correct answers.

• Closing a beach when turtle eggs are hatching

• Introducing an invasive species that competes with native species

• Opening a new area of the ocean to whale-watching cruises

• Increasing chemical fertilizer runoff that flows into the ocean creating dead zones

• Increasing fishing during the breeding season

Multiple Choice

Buffelgrass is an invasive speceis of grass from Africa that outcompetes native Texas grasses for space and water.

Which long-term change ot a Texas grassland would most likely occur due to the introduction of buffelgrass?

• The population of native grasses will increase

• The population of native grasses will decrease

• Buffelgrass offspring will develop traits like those of native grasses

• Buffelgrass offspring will develop traits like those of other invasive species.

Multiple Choice

Which of these is most likely observed in an area experiencing a long-term drought?

• F

• G

• H

• J

Multiple Choice

Tiny organisms call Daphnia live in lakes and ponds where they consume algae. A lake with a stable population of algae and Daphnia population was contaminated by pollution, resulting in the death of many algae.

Which graph shows the most likely trend in the Daphnia population in the lake shortly before and after the pollution event?

Multiple Choice

Which statement best predicts the change in subsequent populations of these seed-eating birds if the availability of small seeds decreases?

• A

• B

• C

• D

Multiple Choice

How will the changes in the availability of caterpillars most likely affect future populations of P. major ?

• A

• B

• C

• D

Multiple Choice

Which short-term effect will most likely result from a year with more heavy rain than normal?

• A

• B

• C

• D

Multiple Choice

Which reference is best supported from the researchers' observations?

• A

• B

• C

• D

Multiple Choice

Which statement describes the most likely effect of this environmental change on this population of monarch butterflies?

• F

• G

• H

• J

Multiple Choice

What most likely happened?

• A

• B

• C

• D

Multiple Choice

What likely effect would increased rainfall over several rainy seasons have on the population of wildebeests, lions, and cheetahs?

• A

• B

• C

• D

Multiple Choice

What is the most likely explanation fro the body-size distribution of house sparrows shown on the map?

• A

• B

• C

• D

Multiple Choice

What happened to brown pelican populations as a result of DDT use by humans?

• A

• B

• C

• D

Multiple Choice

If global climate change leads to the elimination of snow in the habitat of white-tailed ptarmigans, which adaptation is most likely to occur over many generations?

• F

• G

• H

• J

Multiple Choice

What characteristic of daphnia allows the population to adapt to environmental change?

• F

• G

• H

• J

Multiple Choice

How was the guam rail most likely affected by the introuction of the brown tree snake?

• A

• B

• C

• D

Multiple Choice

Which statement best explains why biodiversity in the Baltic Sea could decrease if these changes occur?

• A

• B

• C

• D

Multiple Choice

What would be the most likely result of an accidental spill of these compounds in an aquatic environment?

• F

• G

• H

• J

Multiple Choice

What contributed to this change?

• A

• B

• C

• D

Multiple Choice

To successfully live in an estuary, a plant species must have an adaptation that allows it to --

• A

• B

• C

• D

Multiple Choice

Which of these describes a likely result of this pollution?

• F

• G

• H

• J

Multiple Choice

Researches who study these sheep have most likely observed a descrease in wild Soay's --

• F

• G

• H

• J

Multiple Choice

Which of the following is most likely to cause a change in the genetic traits in an isolated population of a ground-dwelling lizard species?

• A

• B

• C

• D

Multiple Choice

Why does a decreased rate of photosynthesis lead to a decrease in a plant population?

• F

• G

• H

• J

8.5C

Multiple Choice

Which statement provides the best evidence that human activities cotnribute to this impact?

• F

• G

• H

• J

Multiple Choice

Which human activity is most activity is most affected by the increasing number of dead zones in the ocean?

• F

• G

• H

• J

Multiple Choice

Which of these activities is most likely to increase the natural biodiversity in the area?

• A

• B

• C

• D

Multiple Choice

Which of these human activites is most likely to cause the excessive growth of phytoplankton in the world's oceans?

• F

• G

• H

• J