What is used to hold the plant upright and let water and nutrients from the soil travel to the leaves
stem
100
Is grass and producer?
Yes!! It depends on the sun for solar energy to grow!
100
True or False: Food webs are greatly affected by adding or killing off any member of the web.
True. Remember the sea otter being over-hunted?
100
True or False. You can see most microorganisms with your own eyes.
False. You need a microscope.
100
What vocabulary word describes how plants make their own food?
photosynthesis
200
What part of the plant collect sunlight and carbon dioxide. They let out oxygen for us to breathe.
leaves
200
What is an omnivore?
Organism that eats both plants and animals
200
Name a consumer that can belong to more than one food chain. Therefore, this consumer is an important part of the food web.
coyote, rattlesnake, hawk, mouse
200
What microorganism can be helpful or harmful to people?
bacteria
200
This word means "sun" energy.
Solar Energy
300
This part of the plant anchors the plant to the ground so it doesn't blow away. It also pulls in water and nutrients.
roots
300
Describe the job of a decomposer?
Breaks down organisms that are no longer living. They return the nutrients back in the soil so that plants can use them again.
300
What happened to the sea urchin when the sea otters were hunted and killed?
Overpopulation of sea urchin.
As a result they ate a lot of the kelp and killed off other smaller organisms.
300
Protists are a type of bacteria. How are protists different from bacteria?
They are larger than bacteria. They have parts that make and use food. They can be found in ponds and lakes.
300
The definition of this word is: showing how energy is passed from one organism to another as food.
food chain
400
What is considered the most dangerous plant?
Castor bean plant
400
Complete this pond food chain:
_______algae, ____________, heron
sun, sunfish
400
What happened when the cane toads were added to eat the beetles?
They ate the lizards, birds, and pets instead. Now there are pests in Australia.
400
Is a fungi a producer, consumer, or decomposer? What is an example of a fungi?
Decomposer. Mushroom or mold is an example of a fungi.
400
Maggots, beetles, and worms are examples of _____________ that break down organisms and return nutrients to the soil.
decomposer
500
Green material that plants produce are called...
cholorphyll
500
Give an example of a food chain. Name all the microorganisms.
pond food chain, ocean food chain, animal food chain are all acceptable answers
Students should name each organism.
500
Why couldn't the scientists tell what would happen when the cane toad was brought to the sugar can fields?
The cane toad had never been part of that environment before. I was not possible to figure out exactly what the toad would choose to eat in the new environment.
500
Name a microorganism that is both a producer and a consumer. (It acts like a plant and animal.)