WorksheetsScience 339 Midterm
Total questions: 20
Worksheet time: 13mins
An ecosystem is all of the ________ that live in an area together with the ___________
factors of the environment.
Species; nonliving
Species; living
Organisms; nonliving
Organisms; living
Which of the following are examples of carnivores?
Lynxes
Moose
Bobcats
Squirrels
Organisms made up of cells that have organelles are called __________?
eukaryotes
prokaryotes
heterotrophs
none of the above
Which of the following is NOT an important part of the carbon dioxide-oxygen cycle?
respiration
colonization
decomposition
photosynthesis
Which of the following is considered a limiting factor that affects population?
water
light
living space
food
The ______ kingdom is made up of one-celled organisms and simple many-celled
organisms.
protist
fungi
plant
animal
Which statement is true of deserts?
Deserts generally receive less than 25 cm of rainfall per year.
Animals in the desert are active mainly in the daytime.
Desert temperatures can reach over 38 degrees Celcius.
Desert animals find it easy to stay cool.
Which biome is a cold, mostly treeless land that encircles the Arctic Ocean?
Mountains
Polar Ice
Tundra
Savanna
Which of the following is an example of an invertebrate?
Insects
sea stars
scorpions
lobsters
A ___________ is a system used to organize the many different organisms found on Earth.
Kingdom
Classification hierarchy
Species
genus
_________ all have backbones and other bones that aid in movement and protect organs.
Reptiles
Crustaceans
Mammals
jelly fish
Which type of plant is the most recent plant to appear on Earth?
Flowering plants
Mosses
Non-flowering seed plants
Green algae
Which of the following is an example of a heterotroph?
Fungi
Amoeba
Animals
plants
With only about 10-30 inches of rainfall each year, the ____________ is too dry to support
the trees of a forest, but it is fertile and can support many species of grasses.
Savanna
Desert
Grasslands
Rain forest
The three main categories of relationships between populations may include _________.
Symbiosis
Competition
Predation
Mutualism
The matter in an ecosystem includes what?
food
water
air
energy
What is released into the environment through the process of decomposition?
Oxygen
Carbon dioxide
Nitrogen
Ammonia
Which of the following are zones that make up the ocean?
plankton
intertidal zone
neritic zone
open-ocean zone
Who was the first person known to classify living things as animals or plants?
Aristotle
Carolus Linnaeus
King Phillip
None of the above
All vascular plants have what part?
roots
stems
leaves
moss
