WorksheetsOnramps Spring Biology
Total questions: 26
Worksheet time: 31mins
Charles Darwin made many observations on his famous voyage around the world. Which place was the most note worthy?
North America
Asia
the Galapagos Islands
North America
Natural selection only works on...
phenotypes
genotypes
alleles
genes
Name the experiment that demonstrated that lightening may have helped create Earth's first organic molecules.
Mac-Donald's
Miller-Urey
Hardy-Weinberg
Darwin's
What do you call similar structures that related species have inherited from a common ancestor?
Natural Selection
Analogous Structure
Vestigial Structure
Homologous Structure
What do we call structures that no longer perform their original function?
Natural Selection
Analogous Structure
Vestigial Structure
Homologous Structure
What is the term for a feature that allows an organism to survive better in an environment?
variation
adaptation
selection
overproduction
What is the original source of energy for most ecosystems?
producers
sun
consumer
decomposers
An organism that produces its own food supply from the sun is called...
Autotroph
Heterotroph
Consumer
Mutualist
Animals that eat both plants and animals are called...
producer
herbivore
omnivoir
autotroph
What do you call the plant at the beginning of every food chain?
producer
consumer
heterotroph
predator
What do you call the type of symbiotic relationship between a bee and a flower where both are benefitting?
resource
mutualism
parasitism
commensalism
The number of organism that an environment can support over time is called...
limiting factor
limiting number
exponential growth
carrying capacity
Where is carbon stored in the biosphere?
all of these
in the atmospher
in the ocean
underground as fossil fuels
Which is an example of primary succession?
Hawaii covered in lava rock after a volcanic explosion.
Louisiana after a flood.
California after a wildfire.
California after a drought.
When one organism captures and feed on another.
predation
symbiosis
Producer
mutualism
10% is the amount of energy that transfers from one trophic level to the next.
Most of it is ______
lost as heat
used in respiration
excreted
all of these
Which of the following is density-dependent?
Disease
Earthquakes
Volcanoes
Human activity
Which of the following is abiotic?
plants
bacteria
rocks
koala bears
What type of graph is this?
exponential
logistic
density dependent
density independent
What is the greatest threat to biodiversity?
drought
ozone depletion
habitat destruction
monoculture
What biome has the highest biodiversity?
grasslands
tropical rain forest
desert
tundra
What level of the food chain is most affected by biomagnification?
secondary consumers
producers
tertiary consumers
primary consumers
A regions climate is based on...
conditions in small areas
long term patterns
seasonal extremes
daily rainfall
What is the pH of normal rain?
8.2
7.0
4.1
5.6
