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WorksheetsLife Science Review Game
Total questions: 52
Worksheet time: 51mins
Name
Class
Date
1.
Which of these organisms are decomposers?
a)
grasses
b)
fungi
c)
herbivores
d)
carnivores
2.
Many related classes of organisms are grouped into the same
a)
genus
b)
phylum
c)
species
d)
family
3.
Which type of tissues provide support for the human body and attaches the various parts together?
a)
muscle
b)
nervous
c)
connective
d)
sensory
4.
The word symbiosis has a Greek origin. What is the MOST LIKELY translation of the word in Greek?
a)
hiding
b)
building
c)
making food
d)
living together
5.
What is the role of this human body system?
a)
to bring oxygen to cells
b)
to get and deliver nutrients from food
c)
to remove wastes from blood
d)
to control growth and development
6.
A researcher discovers that a heterotrophic, multicellular organism has cell walls made of chitin. What type of organism is the researcher studying?
a)
plant
b)
protist
c)
fungi
d)
bacteria
7.
Which biome is MOST like the desert in terms of precipitation?
a)
tundra
b)
tropical rain forest
c)
temperate deciduous forest
d)
temperate grassland
8.
Alissa noticed that her parents, brother, and sister all have blond hair. She concluded that blond hair is a dominant trait. What is the flaw in her reasoning?
a)
Her conclusion is based on the color she preferred.
b)
Her conclusion is not presented as a chart.
c)
Her conclusion is based on insufficient evidence.
d)
Her conclusion ignores eye color.
9.
Which type of plant leaves are an adaptation for life in a warm forest?
a)
thin needles that conserve water
b)
broad flat leaves that collect sunlight
c)
needles that limit the movement of oxygen
d)
narrow blades that prevent the flow of carbon dioxide
10.
A scientist is investigating the process through which a sperm cell joins with and egg cell during sexual reproduction. This process is known as
a)
meiosis
b)
division
c)
ovulation
d)
fertilization
11.
Which of these factors is a biotic factor in a forest ecosystem?
a)
temperature of the soil
b)
types of trees that grow there
c)
amount of precipitation each year
d)
amount of sunlight that reaches the ground
12.
Scientists attempt to develop an accurate fossil record. Which statement is BEST supported by the fossil record?
a)
New species develop every day.
b)
Most species that ever existed have become extinct.
c)
Most species persist for millions of years without change.
d)
Species have only started to become extinct in recent times.
13.
Olivia is completing the chart above to describe a fox. What terms are missing from the chart?
a)
eukaryotic; heterotroph
b)
eukaryotic; autotroph
c)
prokaryotic; heterotroph
d)
prokaryotic; autotroph
14.
A researcher studying brine shrimp made the graph above. Based on the graph, the researcher can conclude that brine shrimp eggs
a)
usually hatch within 24 hours.
b)
do not hatch at temperatures above 25 degrees Celsius.
c)
take longer to hatch at colder temperatures.
d)
hatch more quickly as temperature decreases.
15.
Which scientific information could NOT have been identified without the development of the microscope?
a)
the location and properties of biomes
b)
the existence of cells and their contents
c)
the types of traits that are controlled by alleles
d)
the separation of the marine ecosystems into zones
16.
Which are organs and tissues of the respiratory system?
a)
skin, hair, and nails
b)
pharynx, trachea, bronchi, and lungs
c)
bones, cartilage, ligaments, and tendons
d)
esophagus, stomach, small intestine, and colon
17.
What color is it?
Is this question useful for a dichotomous key?
Is this question useful for a dichotomous key?
a)
Yes, it will eliminate many organisms
b)
Yes, it describes more than 1 flower.
c)
No, it is not a question about a physical trait.
d)
No, it has many more than two possible answers.
18.
The role of the excretory system in the human body is to
a)
produce food
b)
obtain oxygen
c)
remove wastes
d)
release energy
19.
A jellyfish is a multicellular organism that lives in the ocean. It obtains nourishment mostly by eating small fish. Its cells do not have a cell wall and it moves by pushing water outward. What type of organism is a jellyfish?
a)
plant
b)
animal
c)
fungi
d)
protist
20.
An organism has sharp canine teeth. How might this be an adaptation that helps the organism to survive?
a)
It makes the organism a successful carnivore.
b)
It helps the organism to stay warm in low temperatures.
c)
It enables the organism to breathe easier.
d)
It allows the organism to protect itself from predators.
21.
Which animal is MOST LIKELY to be found in a tropical rain forest?
a)
polar bear
b)
buffalo
c)
parrot
d)
lynx
22.
Spanish moss grows on the branches of oak trees. The moss benefits from being high and the tree is neither helped nor harmed. What type of relationship exists between these organisms?
a)
mutualism
b)
parasitism
c)
competition
d)
commensalism
23.
How does active transport differ from passive transport?
a)
Active transport involves an expense of energy.
b)
Active transport involves the movement of large particles.
c)
Active transport involves animal cells as opposed to plant cells.
d)
Active transport involves the movement of materials into or out of a cell.
24.
How does an amoeba differ from a tomato plant?
a)
The plant is not made up of cells.
b)
The plant is not a living organism.
c)
The plant does not have cells that contain organelles.
d)
The plant has organs and systems.
25.
What measurement is taken with this tool? Be careful!
a)
weight
b)
mass
c)
length
d)
volume
26.
What is one of the products of photosynthesis?
a)
sunlight
b)
oxygen
c)
chlorophyll
d)
carbon dioxide
27.
What conclusion can be reached based on the diagram?
a)
Turtles are more like frogs than birds are.
b)
Only mammals have not changed over time.
c)
Only birds and reptiles share a common ancestor.
d)
Invertebrates and vertebrates share a common ancestor.
28.
An elephant breaks one of her tusks against a tree. A few months later, she gives birth to a baby. Based on this event, what is the likelihood that the baby will born with a broken tusk?
a)
0%
b)
25%
c)
50%
d)
100%
29.
Which type of cell might be produced by meiosis?
a)
heart cell
b)
egg cell
c)
nerve cell
d)
blood cell
30.
A researcher has developed a food web to describe a specific ecosystem. What is the purpose of a food web?
a)
to count the number of organisms in each population
b)
to predict how a group of organisms will change over time
c)
to show how matter and energy flow through the ecosystem
d)
to identify changes that have occured in a species over generations
31.
Darwin practiced selective breeding in pigeons. What does this mean?
a)
He observed them closely to identify their traits.
b)
He determined the relative ages of pigeon fossils.
c)
He only allowed birds with desirable traits to reproduce.
d)
He transferred genetic material from one bird to another.
32.
Jared is studying biomes using a map. Which is the northernmost biome?
a)
tundra
b)
savanna
c)
tropical rain forest
d)
temperate deciduous forest
33.
The Punnett square shows the result of a cross between two parents. Which represents the genotypes of the two parents?
a)
RR and RR
b)
rr and rr
c)
RR and rr
d)
Rr and rr
34.
The dodo bird is an herbivore that once flourished on the island of Mauritius. Explorers landed on the island and some brought animals that hunted the dodo bird. Because of this change, the dodo population MOST LIKELY
a)
decreased because predators killed them
b)
increased to make up for any losses
c)
was not affected because the animals were new to the island.
d)
became predators that fed on the new animals.
35.
What is a danger of excessive inbreeding in animals such as dogs?
a)
It increases the likelihood of inheriting two recessive alleles for a disorder.
b)
It introduces new and unexpected traits into a population.
c)
It produces a population of dogs that cannot reproduce.
d)
It results in fewer numbers of offspring over time.
36.
Which food chain exists in this ecosystem?
a)
hawk > caterpillar > snake > cricket
b)
snake > hawk > rabbit > cricket
c)
shrew > cricket > bird > hawk
d)
grass > cricket > shrew > snake
37.
What is one way that cloning is different from hybridization?
a)
Cloning takes the best traits from different organisms.
b)
Hybridization results in the production of new organisms.
c)
Cloning produces offspring that are identical to the parent.
d)
Hybridization transfers genetic information directly from one organism to another.
38.
Where is the DNA contained in the cell?
a)
nucleus
b)
chloroplast
c)
endoplasmic reticulum
d)
ribosomes
39.
Blue flowers (B) are dominant. Green flowers (b) are recessive. If a male blue flower plant with genotype Bb is crossed with a female blue flower plant with genotype Bb, what is the percent chance that they will have a green flower offspring?
a)
25%
b)
50%
c)
75%
d)
100%
40.
Who was the monk that discovered the idea of heredity and genes?
a)
Albert Einstein
b)
Charles Darwin
c)
Gregor Mendel
d)
Alexander Graham Bell
41.
The process by which organisms with favorable traits survive and reproduce at a higher rate than organisms without the favorable trait is called:
a)
evolution
b)
natural selection
c)
overproduction
d)
scientific theory
42.
A group of similar organisms that can mate with each other and produce fertile offspring is known as a (an):
a)
natural selection
b)
adaptation
c)
selective breeding
d)
species
43.
The bones in a whale's flipper are similar in structure and location to a human arm. A whale's flipper and a human arm would be known as what?
a)
homologous structures
b)
evolution
c)
adaptation
d)
vestigial structures
44.
The scientific name for the African Elephant is Loxodonta africana. What is the African Elephant's Genus?
a)
africana
b)
Elephant
c)
Species
d)
Loxodonta
45.
Ms. Humphreys is making a dichotomous key to help identify the plants in her garden. How many choices should each section of the key have?
a)
1
b)
2
c)
3
d)
4
46.
What is the science of classifying and naming living things called?
a)
dichotomous key
b)
binomial nomenclature
c)
kingdoms
d)
taxonomy
47.
What is the role of the Sun in a forest ecosystem?
a)
It decomposes wastes into nutrients
b)
It gives chlorophyll to the producers
c)
It allows oxygen to be formed in the animals
d)
It provides the energy for all living organisms
48.
The study of the interactions between organisms and their environment is called ...
a)
Life science
b)
Ecology
c)
Horticulture
d)
Ecosystems
49.
Things such as food, shelter, or water act as ______ on any population in its environment.
a)
limiting factors
b)
carrying capacity
c)
food chains
d)
these are not important
50.
Which one shows the correct order of the classifications in taxonomy?
a)
Kingdom, phylum, order, class, family, genus species
b)
kingdom, phylum, class, order, family, genus, species
c)
kingdom, order, family, phylum, species, genus, class
d)
none of these are correct
51.
What is the scientific name for cells that have a nucleus?
a)
prokaryotic
b)
unicellular
c)
eukaryotic
d)
gametes
52.
What cell type does not have a cell wall?
a)
plant cell
b)
fungi cell
c)
animal cell
d)
all cells have a cell wall
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