Diseases
Viruses need this in order to thrive
host or living cell
List an abiotic factor and a biotic factor
abiotic and biotic things
List the time lengths in order of smallest to largest: epoch, eon, period, era
epoch, period, era, eon
How do you find the number of neutrons for an element?
Atomic mass- atomic number
What does renewable resource mean?
a resource that can be renewed in a lifetime
antibiotics
Commensalism is when one organism benefits and the other
has no effect
The time span that lasted the longest: Paleozoic, Phanerozoic, Pre-Cambrian
Pre-Cambrian
Define valence electrons.
Amount of electrons found on outer shell
What does nonrenewable mean?
resource that is gone after it is used (takes millions of years to replenish)
Fungi likes what environment to grow?
warm, dark, and moist
Mutualism is when one organism benefits and the other
benefits too
These are species that existed on Earth for a short length of time (about 1-10 million years), were abundant, and inhabited many locations.
Index Fossils
What type of bond occurs when electrons are "shared", happens between two nonmetals, such as water (H2O)
covalent
Provide two renewable resource examples.
biomass, wind, solar, water
Name the 4 types of pathogens we studied.
virus, bacteria, fungi, and parasites
Parasitism is one organism benefits and the other
catches a disease or dies
This is the present era. It began about 66 million years ago.: cenozoic, phanerozoic, paleozoic, mesozoic
cenozoic
How many different elements are in the chemical equation?
4
What are 3 examples of fossil fuels
coal, oil, natural gas
This is the way in which bacteria asexually reproduce by dividing into two parts
binary fission
The emperor shrimp attaches itself to the sea cucumber, saving energy since it doesn't have to swim. The cucumber gets nothing in return. What type of symbiosis is shown between the sea cucumber and emperor shrimp?
Commensalism
What characteristic of Precambrian life contributes to the fact that the Precambrian fossil record is so sparse?
They had soft bodies/were invertebrates
The table shows characteristics of three unknown materials.
How could the materials BEST be classified?
metalloid, metal, nonmetal
Biomass is a renewable resource. What is biomass?
organic matter used as a fuel, especially in a power station for the generation of electricity