Ecology Content Review

Question 1

Refers to atmospheric gases that trap heat energy & maintain Earth’s temp. Includes carbon dioxide, methane, water vapor

Accepted Answer

Greenhouse Effect

Question 2

A ______ shows the relative number of individual organisms at trophic levels

Accepted Answer

Pyramid of Numbers

Question 3

_______are determined by the depth, flow, temperature, and chemistry of the overlying water.

Accepted Answer

Aquatic Ecosystems

Question 4

______________are ecosystems with the same climate and similar communities. There are around 10 on our planet.

Accepted Answer

Biomes

Question 5

________ is a term that describes converting nitrates into nitrogen gas so that it can return back to the atmosphere

Accepted Answer

Denitrification

Question 6

______are nonliving factors within an ecosystem

Accepted Answer

Abiotic Factors

Question 7

_____is an example of a biome that has a large diversity of organisms (plants and animals) and high amounts of rain

Accepted Answer

Tropical Rain Forest

Question 8

__________________________is a mathematical/statistical equation that studies alleles.

Accepted Answer

Hardy Weinberg

Question 9

_________________________can impact biodiversity by altering habitats or polluting areas

Accepted Answer

Human Impact

Question 10

Lowest level that includes all of the organisms in an area and the nonliving surroundings.

Accepted Answer

Ecosystem

Question 11

__________________________ refers to allele frequencies that remain constant in a population.

Accepted Answer

Genetic Equilibrium

Question 12

________________________resources cannot be regenerated in our world

Accepted Answer

Nonrenewable

Question 13

_______ is a substance in an ecosystem that is scarce or cycles very slowly through the ecosystem & are often studied.

Accepted Answer

Limiting Nutrient

Question 14

_______are resources that can regenerate (if living) or be replenished by biochemical cycles (if nonliving).

Accepted Answer

Renewable Resources

Question 15

The_______________is a cycle where water moves between the ocean, atmosphere, and land.

Accepted Answer

water cycle

Question 16

________________________ is also called the Taiga biome and contains organisms such as the lynx

Accepted Answer

Boreal Forest

Question 17

___refers to how living things are unique and add to our world. It is one of Earth’s greatest natural resources.

Accepted Answer

Biodiversity

Question 18

__________________________is the random inheritance of alleles.

Accepted Answer

Gene Shuffling

Question 19

___is the scientific study of interactions among organisms and between organisms and their environment

Accepted Answer

Ecology

Question 20

The ___is a cycle that involves the atmosphere, oceans and land and includes photosynthesis and cell respiration.

Accepted Answer

Carbon Cycle

Question 21

___________is the biome that includes Pennsylvania

Accepted Answer

Temperate Forest

Question 22

____is the layer of the atmosphere that contains a high concentration of gases and absorbs harmful UV rays

Accepted Answer

Ozone

Question 23

____ include characteristics such as geographic distribution, density, and growth rate, number of deaths and births

Accepted Answer

Population Size

Question 24

__________________________make their own food and start off food chains.

Accepted Answer

Producers/Autotrophs

Question 25

_______are the 3 main climate zones

Accepted Answer

Polar, Temperate, Tropical

Question 26

_____can be caused by trapping of heat by the atmosphere, latitude, transport of heat by winds and ocean currents, etc

Accepted Answer

Climate

Question 27

__________________________moves 1 way through an ecosystem from the sun to the Earth

Accepted Answer

Energy

Question 28

___________________________refers to all of the genetic info in a population.

Accepted Answer

Gene Pool

Question 29

__________________________is recycled within and between ecosystems

Accepted Answer

Matter

Question 30

__________________________contain many food chains linked together

Accepted Answer

Food Web

Question 31

Level that contains the land, water, air, or atmosphere

Accepted Answer

biosphere

Question 32

A _________________ is a group of individuals that can breed & produce fertile offspring.

Accepted Answer

species

Question 33

__________ are populations that live together in a certain area

Accepted Answer

community

Question 34

__________________________ convert nitrogen to ammonia for plants

Accepted Answer

Nitrogen Fixing Bacteria

Question 35

All life is dependent on these conditions. Ex.temperature and rainfall change

Accepted Answer

Climate Conditions

Question 36

A_______________shows the amount of energy in a food chain

Accepted Answer

Biomass Pyramid

Question 37

________________________ are living factors within an ecosystem

Accepted Answer

Biotic Factors

Question 38

The________ is a cycle that involves bacteria, the atmosphere, soil and the tissues of living things

Accepted Answer

Nitrogen Cycle

Question 39

_________ are individuals are of the same species that live in the same area.

Accepted Answer

Population

Ecology Content Review

Questions 39

Ecology Content Review

Questions 39