Q.1
What percentage of energy is passed on to the next trophic level?
  • 5%
  • 10%
  • 50%
  • 90%
Q.2
Introduced species disrupt ecosystems because they are a/an
  • Keystone Species
  • Endemic Species
  • Invasive Species
  • Native Species
Q.3
Which is an example of where primary succession could occur?
  • a glacier melts and exposes new rocks
  • natural fire burns a prairie
  • a corn field is abandoned and left to overgrow
  • flood covers a piece of land
Q.4
What would be a good example of a primary consumer?
  • carnivore
  • detrivore
  • decomposer
  • herbivore
Q.5
What would happen within a few months after the formation of a volcanic island?
  • pioneer species would grow
  • no pioneer species would grow
  • trees and large plants would grow
  • rich, organic soil would be present
Q.6
Mistletoe grows and spreads on trees, taking their nutrients:
  • predation
  • parasitism
  • mutualism
  • commensalism
Q.7
The nonliving aspects of an ecosystem.
  • Abiotic factors
  • Biotic factors
Q.8
A collection of organisms that belong to different populations but all live in the same area and interact with one another.
  • Population
  • Ecosystem
  • Community
  • Ecosphere
Q.9
Evaporation of water from the leaves of a plant gives of purified water to be evaporated.
  • precipitation
  • concentration
  • transpiration
  • evaporation
Q.10
Individuals that can breed with one another make up a
  • species
  • population
  • community
  • ecosystem
Q.11
The air we breathe is only ____% oxygen.
  • 10
  • 21
  • 78
  • 90
Q.12
Organisms that obtains its energy from abiotic sources, such as sunlight or inorganic chemicals
  • Autotroph
  • Heterotroph
  • Omnivore
  • Carnivore
Q.13
In the Article "The Critical Link", breaking down barriers that deny women access to health care, family planning, education, land ownership, employment and credit is linked to ________
  • Higher Mortality Rate
  • Higher Fertility Rate
  • Lower Fertility Rate
  • Lower Mortality Rate
Q.14
Which is not a biome found in North America?
  • Mojave Desert
  • Grasslands of the Great Plains
  • Everglades / Coastal Plain
  • Tropical Rain Forest
Q.15
An underground reservoir of water is known as ______
  • An Estuary
  • An Aquifer
  • Sublimation
  • Permafrost
Q.16
An important attribute of a K-strategist species is _____
  • Nurture their young
  • Exponential Growth
  • Opportunistic
  • Relatively low body mass
Q.17
Which of these is not a characteristic share by all living things
  • Growth and Development
  • Reproduction
  • Movement
  • Homeostatis
Q.18
Which biome, because of its climate and amount of rainfall, has the largest number of species of plants and animals?
  • Tundra
  • Rainforest
  • Desert
  • Pineforest
Q.19
Where an organism lives
  • habitat
  • niche
  • heterotrogh
  • biosphere
Q.20
Non-living factor that affects an ecosystem
  • biotic factor
  • abiotic factor
  • food chain
  • biome
0 h : 0 m : 1 s