Random
Are humans living organisms?
YES
T or F
There are living AND non-living things in an ecosystem
TRUE
True or False
The amount of Matter on Earth from three hundred years ago has decreased.
False! Matter stays the same! Only transfers like energy.
What ecosystem did we get to explore at the Nature School?
Pond Ecosystem
What is a producer
an organism that gets their energy from the sun
What does a "population" mean?
Population is the quantity (number) of species in a specific area.
what is abiotic and biotic
abiotic is living and biotic is nonliving
True or False
Energy can be created but not destroyed.
False! Energy cannot be created or destroyed only transferred.
What is an organism?
a living thing made with cells and requires energy
What is a primary consumer?
Consumers who get their energy from producers. They are the first in the food chain after the producer.
What is Photosynthesis?
The process in which plants get energy from the sun and turn it into sugar.
What do the arrows on a food chain mean?
The direction the energy is flowing. This means the organism that is being pointed to eats the organism the arrow is coming from.
What are the four reasons why organisms need energy?
strength
warmth
sleep
body repair
movement
brain power
movement
warmth
growth
body repair
What is an ecosystem?
An environment the where living organisms interact.
What is a Decomposer?
Decomposers break down dead plant and animal material.
All living things are made of....
a.matter
b.cells
c. DNA
d. all of the above
both!
What is the difference between a food chain and a food web?
A food chain is diagram that shows of a specific set of organisms whom get their energy from one other organism in order from primary to secondary and so on.
A food web shows every direction organism can get their energy from in the ecosystem as a whole. They can have several incomes of energy shown.
What is Cellular Respiration?
Process of breaking down sugars from food and turning it into energy.
Name two things can destroy an ecosystem...
Fires, Diseases, Over Hunting and Fishing, Pollution, Natural Disasters, Volcano Eruption, Deforestation,
What is the difference between...
Herbivores, Omnivores, and Carnivores
H- plants only
C- meat only
O- both plant and meat
What do scientist call their predictions?
Hypothesis
What do you call the organism at the very top of the food chain?
Apex predator or Tertiary predator
How does energy flow between living organisms?
Organisms eat one another and gain there energy.
Should there be more primary consumers or secondary consumer?
Primary!
What do you call the levels on the food web (ecosystem) pyramid?
Trophic Levels