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What are the three states of matter?
Solid, Liquid, Gas
Joshua studied the organisms living in a seaside ecosystem. Which do all animals at a beach need for survival?
A) Sand
B) producers
C) salt water
D) sea shells
B) Producers
What is a population?
A group of the same species living in the same area
A student listed some animals into two groups, as shown in the chart. What makes the panther different from the other animals?
Group 1
Panther
Group 2
Alligator
Flamingo
Frog
The panther gives birth to live young
As the hawk population increases in an ecosystem, the deer mouse population will most likely decrease as a result of --
increase in predators
Why is it important for every living being that plants make their own food?
Bernice studied some organisms that live together in a field. In which way is a rabbit similar to the plant it eats?
They both need energy to survive
During a field trip to a forest, a group of students observed the logs of three fallen trees. The students analyzed the three different logs and recorded the organisms found.
Log A:green algae, a termite colony, and a few insects on the underside of the log
Log B: wild mushrooms, termites, and an ant colony on the underside of the log
Log C: Ground moles and a lizard
The term that BEST describes all of the organism living on the logs is __
ecosystem
The chart lists the characteristics of a salamander
Characteristics:
Moist skin
Lives near water
No scales
Bony skeleton
A) dog B) snake C) frog D) spider
frog
Parts of a food chain are listed. Place them in order to show how energy flows through the food chain.
Bird
Grass
Grasshopper
Sun
Sun -- Grass -- Grasshopper -- Bird
What is a hypothesis?
An educated guess
What habitat has a usually hot climate where very few animals and plants can survive?
Desert
What is a decomposer?
An organism that breaks down dead or decaying organisms
What is an example of a shelter in an ecosystem?
A) a gray squirrel eating an acorn
B) a raccoon in a hollow log
C) a blue whale migrating
D) a tick feeding on a coyote
B) a raccoon in a hollow log
True or False?
A food web is very different from a food chain.
False
How do we write hypothesis statements?
Answers vary
A dramatic change that some animals and insects go through in their life is called ---
metamorphosis
What obstacles do the hatchlings of turtles face as soon as it begins to emerge from the egg?
They must make it to the sea without being eaten or getting lost
Why are producers important?
Everyone needs producers for survival, at some point, we eat producers through other organisms.
Solid: Close together, packed tight
liquid: Farther apart than solid, not as tightly packed
Gas: Very far apart
Why is an animals habitat important?
What is an ecosystem?
A community of animals and plants that interact together in a specific environment; includes living and nonliving things
Describe the metamorphosis of of a caterpillar to a butterfly.
Caterpillars attach themselves to a plant using silk. It then produces a chrysalis. Within the chrysalis the caterpillar transforms into a butterfly
Where does all of our energy stem from? (Hint: It's not producers)
The sun