Plant Needs
Ecosystems
Earth and Space
Animals
Potpourri
100

Where do plants get their energy from?

The Sun

100

What is an organism?

Any living thing.

100

Is most of the water on earth freshwater or saltwater?

Saltwater

100

What are the names for a male and female chicken?

Rooster (male) and Hen (female)

100

What's Mr. Casto's favorite basketball team?

The Las Vegas Aces

200

Where do plants get hydrogen and oxygen from?

Water

200

What do we call organisms located at the very bottom of a food web?

Producers

200

How many planets are in our solar system?

Eight: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune.

200

What makes goats' teeth different from ours?

They don't have top teeth.

200

Name one of the plants growing in the back of the classroom.

Beans, peas, squash, pumpkins, cabbage, basil, collard greens, lettuce, cucumber, watermelon, tomatoes, eggplant, peppers, Job's tears, sunflowers, toothache plant, strawberries.

300

Where do plants get carbon from?

Air
300

What do we call organisms that eat other living organisms?

Consumers

300

What is the main source of the freshwater that we drink and use every day?

Snow melting in mountains and coming to our reservoirs, like Lake Mead.

300

What was the name of the desert tortoise that lives at the Springs Preserve?

Mojave Max

300

What makes growing plants in our hydroponics system different from growing them outside?

Any of the following:

No soil, lights instead of sun, 24 hours of light energy, powdered nutrients, temperature control, etc.

400

Name the two places from which plants get the MATERIALS that they need.

Air and Water

400

What do we call organisms that only eat dead organic matter?

Decomposers or Detrivores

400

What is the MAIN reason that some stars in the night sky brighter than others?

They are different distances from the Earth.

400

What does it mean for an animal to be "threatened"?

The animal must be protected so that it does not go extinct.

400

Name two types of energy.

Gravitational, mechanical, chemical, potential, electrical, light, thermal (heat), nuclear, kinetic, sonic (sound).

500

What is the name of the green material inside of a plant's leaves that allow it to collect sunlight and perform photosynthesis?

Chlorophyll or Chloroplasts

500

Because the organisms at the bottom of a food web can only be plants or phytoplankton, what is the origin of all energy in a food web?

The Sun

500

Why are days longer in the summer and shorter in the winter?

The Earth is tilted on its axis.

500

What are some reasons an animal might go extinct?

Habitat loss, over-hunting, pollution, invasive species, disease, etc.

500

What is the smallest form of matter that retains its chemical properties?

The atom

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