Eat or Be Eaten
A robin pulls an earthworm from the lawn and eats it.
What is the prey in this scenario?
the earthworm
True or false: A producer is a living thing that eats only plants, and gets its energy by eating food.
False
An area received six inches of snow during the winter. Before the snow can continue through the water cycle as groundwater or runoff, it must first ____________.
Melt
As the burning of fossil fuels trap the Sun's heat close to Earth's surface, and Earth's temperature increases, periods of drought are far more frequent.
What is a drought?
drought= a long period of lower-than-normal rain or snow that results in a shortage of water
Does air have weight? How do you know?
Yes, because something like a balloon, or basketball weighs less when it is deflated than when it is inflated.
A penguin is captured and eaten by a leopard seal.
What is the predator in this scenario?
The leopard seal
What is a living thing, such as a plant or an animal?
A. a herbivore
B. a mammal
C. an organism
D. a producer
an organism
Water moves directly from a plant’s leaf to the air by which process?
Transpiration
How have humans impacted the quality of air on Earth?
What is matter?
Anything that takes up space and has weight.
What do we call something that eats both plants and animals?
an omnivore
Define a consumer.
A consumer is a living thing that cannot make its own food. They get their energy by eating food.
What is the process of water molecules cooling down and changing from water vapor (gas) back into liquid water called? Provide at least one example.
condensation; clouds, morning dew, foggy mirrors after a shower, droplets of water on a glass
From our MWRA in-house field trip we learned about some of the harmful effects of algae on the health of our waterways.
What are the results of algae blooms on our rivers and freshwater?
The algae takes oxygen out of the water. The plant and animal life suffer without enough oxygen.
What is the original source of energy in most ecosystems?
the sun
What is the process in which a plant produces its own food called?
photosynthesis
How does food help animals grow?
Animals need more matter to be able to build their bodies and grow bigger. They take in matter from the food they eat to build their bodies.
Where on Earth is most freshwater found?
In ice caps and glaciers
What are some ways that humans can help their environment? Give at least two examples.
Recycle man-made materials. Reduce our reliance on burning fossil fuels to keep our air clean. Dispose of hazardous materials properly. Save water.
Solar energy; thermoelectric energy; energy from the wind, etc.
Fill in the blank:
___________ break down leaves and organism droppings into nutrients that make the soil richer.
decomposers
Would it be a big deal if all of the ants disappeared from outside? Why or why not?
Yes, because they are parts of many different food chains.
for example: ants---robin---snake
ants---frog---hawk
What are the two most common types of decomposers?
fungi and bacteria
Why is it said that the planet Earth does not have enough usable water for everyone? Where is the water?
Only 3% of the Earth's water is fresh water that we can use to drink or water crops. Most of it is locked in polar ice caps, glaciers, or underground layers of rock.
How might the construction of a highway affect an environment and the organisms living there? Give at least two examples.
Chemicals from cars can pollute the ecosystem. Sounds and vibrations from traffic can disturb the living things. Animals may move into traffic and be killed, or be left on the pavement and exposed to predators.
Can humans affect outer space?
Yes. There are many man-made objects floating around in space.