Plants
Plants
Crayfish/Snail
Environment
Other
100
Name the three structures a plant has.
stem, roots and leaves
100
How does the fruit help the seed?
It protects the seed.
100
What is the function of the crayfish's tail?
The tail helps the crayfish swim.
100
What is a fossil?
A fossil is something from a long time ago. It can be a plant, animal, track or burrow from a long time ago.
100
What animal is the saber-tooth cat related to that still lives in California today?
It is related to the mountain lion.
200
What is the purpose of the plants roots?
The purpose is to get water to the plant.
200
What provides food for the embryo?
Cotyledon
200
What is the function of the crayfish's bristles?
The bristles help them sense their environment.
200
Why do we study fossils and ancient animals from La Brea?
We study them so we can learn about animals and the environment from long ago. We also want to know if there are similar animals today.
300
what structure of the plant produces the fruit?
flower
300
What is needed for a plant to grow a complete life cycle?
air, food, light, space and water
300
Why did we have to add more shelters in our classroom crayfish habitat?
We had to add more shelters because crayfish are territorial and each need their own shelter.
300
When we conducted our hydroponics experiment. What did we have to add to help the plants grow?
Fertilizer
400
For germination to happen, what is the most important thing a seed needs?
water
400
What is hydroponics?
Growing plants in water.
400
What would happen if the crayfish's habitat dried up?
Crayfish would die because they need a water environment.
400
A long time ago, something happened to the environment at the La Brea Tar Pits. What happened to the environment?
It got warmer.
500
What is the main purpose of a seed?
To help the plant reproduce and make more plants.
500
You have a seed. What does it need to start the germination process. What happens to the seed after it gets this?
It needs water. After it gets water, it begins to swell and the seed coat softens.
500
What happens to a snail when it's environment gets too dry?
It estivates.
500
What belongs in a desert environment? Cattails, Prickly Pear Cactus, Alpine Azaelas
Prickly Pear Cactus Cattails belong in the wetlands/pond Alpine Azaelas belong in the Tundra
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