How does matter cycle among living and nonliving parts of an ecosystem?

Matter travels through producers, consumers, and decomposers.

How do producers get energy?

Producers create energy using only sunlight and water.

What are adaptations?

Changes organisms undergo to survive

How are synthetic materials made?

By changing a substance chemically.

What happens in a chemical reaction?

Atoms from original substances are regrouped into different molecules

What is natural selection?

The fundamental process in biology that drives the evolution of a species.

What happens when genes change or mutate?

Alters the structure or function of the proteins they encode

How do you provide evidence that living things are made of cells?

Through multiple microscopic observations.

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First Semester Review

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Answers

1
How does matter cycle among living and nonliving parts of an ecosystem?
Consumers go into decomposers, decomposers die and go into producers
Decomposers go into consumers, consumers die and go into producers
Consumers go into producers, producers die and go into decomposers
Matter travels through producers, consumers, and decomposers.
2
How do producers get energy?
Eating animals
Producers create energy using only sunlight and water.
Breaking down organisms
Eating plants
3
What are adaptations?
Changes people make to better control certain species
Changes animals make to look more appealing to consumers
Changes organisms undergo to survive
Changes plants make to look more appealing to consumers
4
How are synthetic materials made?
By changing a substance biologically.
By changing a substance atomically.
By changing a substance synthetically.
By changing a substance chemically.
5
What is an element?
Molecules
Dragons
Pure Substance
Atoms
6
What happens in a chemical reaction?
Atoms from original substances are regrouped into different atoms
Atoms from original substances are regrouped into different cells
Atoms from original substances are regrouped into different molecules
Atoms from original substances are regrouped into different nucleus
7
What is natural selection?
The fundamental process in biology that drives the evolution of a species.
The fundamental process in physics that creates the laws of gravity.
The fundamental process in astronomy that makes stars.
The fundamental process in biology that prevents evolution of a species.
8
What happens when genes change or mutate?
Sometimes people do not have any special abilities
The substructure of the atom is changed
Alters the structure or function of the proteins they encode
There are inferences scientists can make about their own biases
9
How do you provide evidence that living things are made of cells?
Through two regular observations.
Through no microscopic observations.
Through one microscopic observation.
Through multiple microscopic observations.
10
What is the atomic number of an element?
Number of photons
Number of neutrons
Number of protons
Number of electrons

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