Chemistry
Ecology
Evolution
Earth History
Microbiology
100

What are vertical columns on the periodic table called

Families or Groups

100
What do the arrows in a food chain represent?

The flow of energy in an ecosystem.

100

What is the definition of evolution?

Changes in a population over time

100

What type of rock are most fossils found in?

Sedimentary rock

100

Name 4 types pathogens

virus, bacteria, protist, fungi

200

What do elements in the same group have in common?

Similar chemical properties and characteristics

200

What trophic level would an herbivore occupy?

The second trophic level.

200

*Natural selection is also known as...

*How is "fit-ness" of an organism determined?

*Survival of the fittest

*The organism that reproduces most is the most fit

200

What is used to determine the relative age of rock?

The Law of Superposition

200

What are vaccines made from? What is the purpose of a vaccine?

Harmless or inactive viruses are used to make vaccines to PREVENT viral infections.

300

Which group on the periodic table would most readily bond with the halogens? Why?

Family/group #1-Alkali Metals because they are the most reactive metal group.They have one valence electron which will fill the valence shell of a halogen.
300

What ocean zone has the greatest amount of energy available? (the most food available)

Neritic zone

300

What is geologic evolution and provide an example.

How the earth has changed over time. Ex. Pangea split into 7 continents

300

Name the era, period, and epoch we are currently in.

Cenozoic era, quaternary period, holocene epoch

300

How do viruses reproduce?

By injecting DNA or RNA into a host cell, forcing it to make copies of the virus

400

What are the two rows on the bottom of the periodic table called and what type of elements are they?

Lanthanides and Actinides. They are metals.

400

If a primary consumer dies out, which organisms will most likely be negatively affected first?

secondary consumers will have to find a new food source, increasing the competition.

400

What can be inferred about two organisms with homologous structures?

They originated from a common ancestor

400

What does scientists use to determine the climates from far in the past?

ice core samples

400

What is the difference between a carrier and a vector?

Vectors transport a pathogen from one organism to another without being infected. Carriers are infected and contagious.

500

Which subatomic particle in an atom has the smallest mass?

electrons

500

Give an example of a food chain where terrestrial and aquatic overlap.

Ex. Birds/bears eating fish. Sharks eating birds. 

500

What percentage of all organisms have gone extinct?

99%

500

What is limestone? 

Sedimentary rock containing large amounts of calcium, fossils, and shell fragments

500

What is the best way to prevent a pandemic?

Vaccinations and quarantine
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