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WorksheetsLife Science Unit Review
Total questions: 151
Worksheet time: 2hrs 46mins
Name
Class
Date
1.
a)
protective coloration
b)
counter shading
c)
protective resemblance
d)
mimicry
2.
a)
protective coloration
b)
counter shading
c)
protective resemblance
d)
mimicry
3.
a)
protective coloration
b)
counter shading
c)
protective resemblance
d)
mimicry
4.
a)
protective coloration
b)
counter shading
c)
protective resemblance
d)
mimicry
5.
a)
protective coloration
b)
counter shading
c)
protective resemblance
d)
mimicry
6.
a)
protective coloration
b)
counter shading
c)
protective resemblance
d)
mimicry
7.
a)
protective coloration
b)
warning coloration
c)
protective resemblance
d)
mimicry
8.
Flowers & Fruits
a)
Sexual Reproduction
b)
Asexual Reproduction
9.
Budding
a)
Sexual Reproduction
b)
Asexual Reproduction
10.
Darwin's Theory of Natural Selection
a)
Survival of the fittest
b)
all about cells
c)
how life started
11.
Splitting
a)
Sexual Reproduction
b)
Asexual Reproduction
12.
Creates clones
a)
sexual
b)
asexual
13.
How much of your DNA do you receive from your mother?
a)
25%
b)
50%
c)
75%
d)
100%
14.
Seeds
a)
Sexual Reproduction
b)
Asexual Reproduction
15.
Requires two parents
a)
sexual
b)
asexual
16.
Cones
a)
Sexual Reproduction
b)
Asexual Reproduction
17.
Requires only one parent
a)
sexual
b)
asexual
18.
I take this test on:
a)
Thursday
b)
Friday
c)
Monday
d)
Tuesday
19.
Vegetative Propagation
a)
Sexual Reproduction
b)
Asexual Reproduction
20.
1. What is an adaptation?
a)
A feature or behavior that helps an animal survie.
b)
The food that an animal eats.
c)
How energy moves in a food web.
21.
This is a period of deep sleep that occurs in some animals when outside temperatures are cold: ______
a)
hibernation
b)
migration
22.
How do adaptations help animals?
a)
To hide from predators
b)
to hunt for food
c)
to survive in their habitats
d)
All of these are correct
23.
An example of a structural adaptation is...
a)
a turtle hiding inside its shell
b)
The spikes on a porcupine fish
c)
a rabbit burrowing underground
d)
a viper biting when threatened
24.
Why do some animals hibernate?
a)
The cold weather makes them sleepy.
b)
Their food supply is smaller in the winter.
c)
They have no one to play with.
25.
An animal's color or pattern that helps it blend into its surroundings
a)
Environment
b)
Mimicry
c)
Camouflage
26.
Which adaptation would NOT help a hawk catch a mouse?
a)
Hollow Bones
b)
Good eye sight
c)
Talons
d)
Camouflage
27.
Which of these BEST describes how some birds survive when the weather gets cold?
a)
a. They store twigs and sticks in their nest
b)
b. They migrate to a warmer climate
c)
c. They grow more feathers to stay warm in the winter
d)
d. They hide in bushes and wait for warm weather
28.
Some animals move great distances as the seasons change. What is this called?
a)
hibernation
b)
migration
c)
habitat
d)
coloration
29.
Lions often hide in the tall grass while stalking their prey. This is an example of...
a)
camouflage
b)
warning coloration
c)
mimicry
d)
hibernation
30.
Pedro saw dinosaur footprints at the museum. Pedro was probably looking at fossils formed in
a)
coal
b)
rocks
c)
living things
d)
crystals
31.
Which can scientists learn when they study fossils?
a)
Why plants need sunlight
b)
How volcanoes make new rocks
c)
What plants lived long ago
d)
When the next earthquake will occur
32.
Donna wants to make something that looks like a fossil. Which should she do?
a)
mix sand and clay and let it dry
b)
cover a seed with soil and water it
c)
push a shell into clay and pull it out
d)
wrap a leaf around a rock and freeze it
33.
Fossils of fish are found under land where cows now live. What does this tell you?
a)
the fish were dropped their by flying birds
b)
this land was once under the ocean
c)
farmers fed the fish to the cows
d)
fish used to live on land
34.
Which animal part would MOST LIKELY form a fossil?
a)
fur
b)
lung
c)
bone
d)
muscle
35.
Why do bones and teeth remain as part of some fossils?
a)
they are white
b)
bones are large
c)
the parts are hard
d)
bones decay easily
36.
The name rock is given when it is broken down into smaller pieces.
a)
texture
b)
weathering
c)
sediment
d)
erosion
37.
These are dinosaur footprints. What is this a example of?
a)
All of the below!!!!!
b)
index fossil
c)
permineralized remains
d)
imprint fossil
38.
In which kind of rock do we usually find a fossil?
a)
sedimentary rock
b)
metamorphic candy
c)
igneous rock
39.
A fossil is ____.
a)
a dead rotten animal
b)
the remains of things that lived a long, long time ago
c)
a plant that dried up
40.
Which of the following is NOT an example of a fossil?
a)
a petrified dinosaur bone
b)
a footprint captured in mud
c)
a seashell found on the beach
41.
Which of the following is NOT something you could learn from a fossil?
a)
The size of the animal
b)
What the animal ate
c)
The color of the animal
42.
What is hardened tree sap?
a)
coprolites
b)
index fossils
c)
gastroliths
d)
amber
43.
How many parents does asexual reproduction involve?
a)
one
b)
two
c)
three
d)
four
44.
The offspring from asexually reproduced organisms are?
a)
Different than their parents
b)
Identical to parents
c)
Like a combination from both parents
d)
A different species
45.
What is this type of asexual reproduction called?
a)
budding
b)
seeding
c)
vegetative propagation
d)
splitting
46.
If two organisms reproduce sexually, then their offspring will exhibit a genetic makeup that is -
a)
identical to only one parent
b)
identical to all of its siblings
c)
a unique combination of traits
d)
the recessive traits of each parent
47.
Provided is a table of organisms and some data on their characteristics. Based on the information in the table, which organism is likely to produce offspring with the greatest genetic diversity?
a)
Black mold
b)
Bell tree dahlia
c)
Spruce
d)
Hydra
48.
All of the offspring of an organism have the same genetic material, which is identical to the parent organism. From this, we can conclude that this organism -
a)
makes its own food
b)
is unicellular
c)
live in a marine habitat
d)
reproduces asexually
49.
What type of asexual reproduction does this picture show?
a)
budding
b)
splitting
c)
spores
d)
vegetative propagation
50.
When comparing the offspring of sexually and asexually reproducing organisms, we would expect the genetic material (DNA) of the sexually reproducing organism to -
a)
contain fewer mutations
b)
be lesser in quantity
c)
be simpler overall
d)
show more variation
51.
The genetic material of an offspring of sexually reproducing organisms is best described as–
a)
identical to that of the other offspring
b)
a copy of the genetic material of the mother
c)
a copy of the genetic material of the father
d)
genes from both parents, in unique combinations
52.
This is when a new organism grows by cell division on the body of its parent. The bud, or offspring is identical to the parent. The bud, when large enough, can break off of the parent and live on its own. Examples of this include yeast, hydra and potatoes.
a)
Regeneration
b)
Vegetative propagation
c)
Fission
d)
Budding
53.
Is the following asexual or sexual reproduction?
A labradoodle is a type of dog that is crossed between a labradoor retriever and a poodle. The labradoodle puppy takes on the traits of both of its parents. Female dogs have a pregnancy period of almost 70 days.
A labradoodle is a type of dog that is crossed between a labradoor retriever and a poodle. The labradoodle puppy takes on the traits of both of its parents. Female dogs have a pregnancy period of almost 70 days.
a)
Sexual
b)
Asexual
54.
A white cat had a litter of kittens that were orange, grey, and black and white spotted. Is this the result of sexual or asexual reproduction? And how would you characterize the offspring listed above?
a)
Sexual reproduction with uniform offspring
b)
Asexual reproduction with diverse offspring
c)
Sexual reproduction with diverse offspring
d)
Asexual reproduction with uniform offspring
55.
What is a characteristic, or feature of a plant or animal called?
a)
trait
b)
survive
c)
adaptation
d)
reproduce
56.
This word means to stay alive.
a)
trait
b)
reproduce
c)
adaptation
d)
survive
57.
A trait that helps a living thing survive is called an _______.
a)
trait
b)
adaptation
c)
survive
d)
reproduce
58.
The outside of the seed is called what?
a)
seed coat
b)
root
c)
embryo
59.
Which is NOT a way seeds scatter
a)
water
b)
wind
c)
animals eat fruit and seeds are deposited
d)
lightning
60.
Anything that helps plants or animals survive in their environment is known as a(n) __________________.
a)
Roots
b)
Habitats
c)
Adaptation
d)
Adoption
61.
Evergreens have thin, waxy like needle leaves to protect them
a)
from freezing and losing water.
b)
from losing food.
c)
from changing colors.
d)
from insects.
62.
Why is fruit formed around an apple seed?
a)
Fruit is formed around the seed to protect it.
b)
Fruit is not formed around the seed.
c)
Fruit is everywhere.
d)
Fruit is different color.
63.
All of the following are examples of seed disbursement except:
a)
wind
b)
volcanic eruptions
c)
physical movement (rolling)
d)
animals feces
64.
When a seed sprouts and begins the early growth of a young plant.
a)
germination
b)
pollination
c)
seed dispersal
d)
fertilization
65.
Plants that produce their seeds in wood-like cones.
a)
gymnosperms
b)
legumes
c)
deciduous
d)
conifers
66.
Which feature of a rose helps it grow without being eaten by large animals?
a)
flowers with bright colors
b)
sharp thorns
c)
small seeds
d)
deep roots
67.
An example of a plant adaptation is ______________.
a)
its color
b)
its use
c)
its environment
68.
What is a trait?
a)
plant
b)
an adaptation
c)
a characteristic or feature
69.
What is an adaptation?
a)
A feature that helps a plant grow.
b)
A feature that helps a living thing survive.
c)
A feature that helps a living thing walk.
d)
A feature that that helps only animals survive.
70.
What does it mean to survive?
a)
To stay alive
b)
To grow
c)
To have energy
d)
To be born
71.
What does it mean to reproduce?
a)
to eat things
b)
to make things pretty
c)
to produce energy
d)
to produce new living things
72.
An organism that makes its own food
a)
Consumer
b)
Predator
c)
Producer
d)
UNICORN
73.
An organism that eats other organisms
a)
Producer
b)
Predator
c)
DUNG BEETLE
d)
Consumer
74.
A type of consumer that gets its food by breaking down animal wastes and remains of dead plants and animals
a)
Scavenger
b)
Decomposer
c)
DOG
d)
None of the above
75.
The animals that predators eat
a)
Predators
b)
Consumer
c)
DOODOO
d)
Prey
76.
Animals that eat PLANTS AND ANIMALS
a)
Carnivore
b)
Omnivore
c)
Herbivore
d)
Prey
77.
Animals that eat other animals ONLY MEAT
a)
Carnivore
b)
Herbivore
c)
Omnivore
d)
Predator
78.
Animals that eat ONLY plants.
a)
Autotroph
b)
Omnivore
c)
Producer
d)
Herbivore
79.
A secondary consumer
a)
eats primary consumers
b)
eats producers
c)
eats plants
80.
What is the starting source energy for all food chains?
a)
grass
b)
sun
c)
bug
d)
mushrooms
81.
What is this called in a food chain?
a)
Producer
b)
Consumer
c)
Decomposer
82.
What is this?
a)
Producer
b)
Consumer
c)
Decomposer
83.
What is this?
a)
Decomposer
b)
Consumer
c)
Producer
84.
What is a producer?
a)
an organism that gets energy from eating other organisms
b)
an organisms that uses sunlight to make its own food
c)
an organism that gets energy from eating dead organisms, non-living material or waste
d)
an organism that uses chemical energy to make its own food
85.
What is a herbivore?
a)
an animal that gets energy from eating other animals
b)
an organism that gets energy from eating only plants
c)
an animal that gets energy by eating both plants and other animals
d)
an animal that eats only herbs
86.
An organism that gets energy from eating other organisms is a ______________
a)
producer
b)
consumer
c)
decomposer
d)
prey
87.
A connection of food chains with many food energy paths in an ecosystem is a ____________
a)
ecosystem
b)
food web
c)
environment
d)
population
88.
A connection of food chains with many food energy paths in an ecosystem is a ____________
a)
ecosystem
b)
food web
c)
environment
d)
population
89.
Which of the following is NOT a consumer
a)
grass
b)
dog
c)
shark
d)
fish
90.
Which of these is always located at the bottom of an energy pyramid?
a)
Producer
b)
Second-Level Carnivores
c)
Herbivores.
d)
First-Level Consumers.
91.
A third-level consumer has to be which type?
a)
Carnviore.
b)
Decomposer.
c)
Producer.
d)
Herbivore.
92.
A primary consumer eats
a)
producers
b)
animals
c)
secondary consumers
93.
An energy pyramid shows
a)
how energy is lost from one trophic level to the next
b)
the foods that you should eat every day
c)
the habitat of each organism
d)
the producers on the smallest top level
94.
The way energy is passed from one organism to another
a)
food chain
b)
energy
c)
extinct
d)
habitat
95.
Which one is NOT an example of a decomposer?
a)
mushroom
b)
leaves
c)
mold
d)
worm
96.
What four things do every organism need for survival?
a)
food, water, dirt, and a hat
b)
protection, water, food, and air
c)
air, sun, dirt, and water
d)
light, electricity, and worms
97.
Examples of a producer
a)
frog
b)
algae
c)
worm
d)
mouse
98.
Mold is a
a)
producer
b)
consumer
c)
decomposer
99.
Humans are considered...
a)
consumers
b)
decomposers
c)
producers
100.
Frogs are considered...
a)
consumers
b)
decomposers
c)
producers
101.
The shrew provides energy for the _______?
a)
cricket
b)
grasshopper
c)
frog
d)
snake
102.
Which of the following is a herbivore?
a)
cricket
b)
frog
c)
hawk
d)
shrew
103.
Where do all life forms get their energy?
a)
Earth's Core
b)
Water
c)
Plants
d)
The Sun
104.
The arrows in a food chain or web represents what?
a)
They point to the organism that is being eaten.
b)
It shows how sunlight flows within an ecosystem.
c)
They show what direction the energy is flowing between organisms.
d)
They represent how water is transferred within a habitat.
105.
What is this called?
a)
Food Web
b)
Food Chain
c)
Abiotic Factors
106.
What is this called?
a)
Food Web
b)
Food Chain
c)
Abiotic Factors
107.
If a frog is the prey, what could be the predator?
a)
Grass
b)
Insect
c)
Snake
d)
Snail
108.
What's the role of consumers in a food chain?
a)
Use sunlight to make food
b)
Eat other species and keep them from overpopulating
c)
Break down dead stuff
d)
Add nutrients to the soil
109.
A community of living and nonliving things in their natural environment makes up a
a)
food web
b)
ecosystem
c)
food chain
d)
population
110.
Which organism do the owl and the weasel compete for in the food web?
a)
Hawk
b)
Spider
c)
Grasshopper
d)
Shrew
111.
1. What organelle is responsible for letting things in and out of the cell?
a)
Cell membrane
b)
Mitochondria
112.
what organelle controls the cell.
a)
Lysosome
b)
Nucleus
c)
Nucleolus
d)
Chromosomes
113.
This type of cell needs a cell wall and chloroplasts
a)
Plant cell
b)
Animal Cell
c)
Bacteria
114.
The powerhouse of the cell is the...It converts energy from food into energy the cell can use
a)
Mitochondrion
b)
Golgi body
c)
Nucleus
d)
Ribosomes
115.
This cell part is in ALL cells. It is the gel-like substance that provides cell shape.
a)
Chloroplasts
b)
Chromosomes
c)
Cytoplasm
d)
Mitochondria
116.
Which system maintains posture, produces heat and moves the body?
a)
Skeletal
b)
Nervous
c)
Integumentary
d)
Muscular
117.
The humerus is part of this system?
a)
Muscular
b)
Reproductive
c)
Skeletal
d)
Nervous
118.
Which system detects changes in the environment and sends electrical signals in response to these changes?
a)
Nervous
b)
Endocrine
c)
Lymphatic
d)
Reproductive
119.
This system carries oxygen, nutrients and waste around the body.
a)
Lymphatic
b)
Urinary
c)
Respiratory
d)
Circulatory
120.
What is a main function of the muscular system?
a)
movement
b)
protection
c)
hormones
d)
fight infection
121.
What does the nervous system do??
a)
control center of your body
b)
keeps you warm
c)
helps you move
d)
gives you shape
122.
What is the main function of the excretory system?
a)
Remove liquid waste from body
b)
secrete hormones
c)
regulate temperature
d)
runs your body
123.
What body system consists of the lungs
a)
Respiratory
b)
Circulatory
c)
Muscular
d)
Skeletal
124.
What body system removes the waste from your body?
a)
Circulatory
b)
Excretory
c)
Digestive
d)
Respiratory
125.
What body system consists of the heart?
a)
Excretory
b)
Digestive
c)
Circulatory
d)
Respiratory
126.
The air I breathe in goes down my trachea to my ______?
a)
Heart
b)
Lungs
c)
Brain
d)
Stomach
127.
The food I eat goes down my esophagus to my __________.
a)
Bladder
b)
Kidney
c)
Stomach
d)
Big Toe
128.
My small and large ___________ break down the food so my body can use it for energy.
a)
Intestines
b)
Kidneys
c)
Stomach
d)
Bladder
129.
_____________ organisms that are microscopic, or too small to be seen with just the eyes.
a)
Microservies
b)
Microcellular
c)
Microwaves
d)
Microorganisms
130.
Many diseases caused by pathogens can be passed from one organism to another.
a)
Microorganisms
b)
Pain
c)
Bacteria
d)
Infectious Diseases
131.
The process of heat processing a liquid or a food to kill pathogenic bacteria to make the food safe to eat.
a)
Pasteurization
b)
Parking
c)
Antibiotics
d)
Bacteria
132.
Most microorganisms cannot be seen without a...
a)
microscope
b)
magnifying lens
c)
telescope
d)
x-ray machine
133.
Which is a true statement?
a)
All microorganisms are harmful.
b)
All microorganisms are beneficial.
c)
Some microorganisms are harmful while others are beneficial.
d)
Microorganisms are beneficial only to humans.
134.
What is a way that you can protect yourself from microorganisms that can live on food?
a)
Store uncooked meats in a refrigerator or freezer.
b)
Wash hands with soap and water before and after handling food.
c)
Cook chicken and other raw meats thoroughly.
d)
All of the above
135.
Helpful bacteria can sometimes cause Strep Throat.
a)
True
b)
False
136.
Are microorganisms helpful or harmful?
a)
Helpful
b)
Harmful
c)
Both
d)
Neither
137.
A piece of bread has a tiny spot of mold growing on it. Is it safe to eat?
a)
Yes
b)
No
138.
Which of the following is a herbivore?
a)
cricket
b)
frog
c)
hawk
d)
shrew
139.
How many carnivores are shown in this food web?
a)
6
b)
4
c)
5
d)
3
140.
Which of the following organisms in the food web is a producer?
a)
Giant Panda
b)
Snow Leopard
c)
Mushroom
d)
Bamboo
141.
Use the diagram to answer the question.
The Mayfly is a food source for which 3 organisms?
The Mayfly is a food source for which 3 organisms?
a)
Frog, Dragon Fly and snake
b)
Frog, trout and dragon fly
c)
Frog, salamander and trout
d)
Frog and phytoplankton
142.
What part of the food chain is missing?
a)
Producer
b)
Consumer
c)
Decomposer
d)
Heterotroph
143.
Which of the following organism provides energy for more than one organism in the food web?
a)
Mouse
b)
Hawk
c)
Snake
d)
Lizard
144.
Based on the food web, which shows correctly the one way that energy flows?
a)
Plant -->Rat -->Owl
b)
Plant <--Rat <-- Owl
145.
In this food web, which two organisms could be harmed if the mouse population were to decrease?
a)
Deer and caterpillar
b)
Wolf and snake
c)
Oak and grass
d)
Hawk and songbird
146.
In the food web shown, the smaller bird would be considered....
a)
primary consumer
b)
secondary consumer
c)
tertiary consumer
d)
producer
147.
In the food web shown, the snail would be considered...
a)
primary consumer
b)
secondary consumer
c)
tertiary consumer
d)
producer
148.
In the food web shown, the fox is a...
a)
primary consumer
b)
secondary consumer
c)
tertiary consumer
d)
producer
149.
Decomposers affect all levels of the food web.
a)
True
b)
False
150.
If the grasshopper were to be removed completely from the food web, what organism would be most effected?
a)
The squirrel
b)
The shrew
c)
The deer
d)
The rabbit
151.
Which organism do the owl and the weasel compete for in the food web?
a)
Hawk
b)
Spider
c)
Grasshopper
d)
Shrew
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