WorksheetsUnit 2 Test Review
Total questions: 26
Worksheet time: 15mins
When rainwater erodes soil and transports it to a nearby river, which two "spheres" of the earth are interacting?
Atmosphere & Biosphere
Hydrosphere & Geosphere
Atmosphere & Geosphere
Biosphere & Hydrosphere
What term is used to describe the specific role a species plays in its ecosystem?
biotic factor
habitat
niche
population
A group of different species living together in a particular area is known as ____________ .
an ecosystem
a habitat
a community
symbiosis
Complete the Energy Pyramid
Producers
Primary consumers
Secondary consumers
Tertiary consumers
Two types of organisms consume dead and decaying matter. The difference between these two types of organisms is that (a) are consumers that feed on dead animals, while (b) break down plants and animals into simpler molecules.
The transfer of solar energy into an organism occurs due to ________________ .
the 1st law of thermodynamics
the 2nd law of thermodynamics
the 3rd law of thermodynamics
In a food web, what do the arrows indicate?
the flow of energy between organisms
the distance between species
the predator-prey relationship
none of the above
A small remora fish attaches itself to a shark and feeds on the leftover food particles from the shark's meals. The shark is not harmed in this interaction. What type of relationship is this?
mutualism
commensalism
amensalism
neutralism
parasitism
Cuckoos are known for laying their eggs in the nests of other bird species. The host bird raises the cuckoo chick along with its own, often leading to a shortage of food for the host's offspring. This interaction is an example of ___________.
mutualism
competition
commensalism
parasitism
Which of the following is NOT considered a biotic factor?
Plants
Animals
Sunlight
Fungi
What percentage of energy is typically transferred from one trophic level to the next in a food chain?
5%
10%
20%
50%
What is NOT a characteristic of a food chain?
Food chains represent the flow of energy between organisms.
Food chains are linear representations of feeding relationships.
Food chains are more complex than food webs.
Food chains include primary producers, consumers, and decomposers.
A new habitat is found with characteristics of being extremely cold, devoid of trees and perpetually frozen. What biome would this habitat most likely be part of?
Tundra
Boreal Forest
Temperate Forest
Desert
A species has been introduced into a new environment and it multiplies rapidly due to the absence of natural enemies. This species can be best described as a(n) ________________ .
native species
endemic species
alien species
invasive species
What two things does a climatogram show?
Temperature
Amount of Light
Rainfall
Amount of Organisms
Climatograms are used to ___________
View the trends of rainfall
Help identify what biome an ecosystem belongs to
Track snow totals
make predictions on weather
