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BIOLOGY Reviewer

Total questions: 73

Worksheet time: 2hrs 35mins

Name
Class
Date
1.

How do adaptations help animals?

a)

to hide from predators or other animals

b)

to hunt for food

c)

to survive in their habitats

d)

All of these are correct

2.

An animal's color or pattern that helps it blend or hide into its surroundings is called as:

a)

Environment

b)

Camouflage

c)

Habitat

3.
What adaptation helps a frog live in a wet environment?
a)
smooth, wet skin
b)
good eyesight
c)
light color
d)
dry, rough skin
4.

How does an elephant use its trunk to survive?

a)

To protect its self from predators or other animals

b)

To pick up food, and soak up water

c)

To breathe in oxygen

d)

All of the above

5.

Which correctly lists the stages of incomplete metamorphosis in order?

a)

egg, nymph, adult

b)

egg, adult, nymph

c)

nymph, adult, egg

d)

adult, nymph, egg

6.

When an animals transforms it's body during it's life cycle...

a)

Nymph

b)

Metamorphosis

c)

Larva

d)

Heredity

7.
How do you know this insect is undergoing incomplete metamorphosis? 
a)
The insect changes color when it becomes an adult.
b)
The first stage of the insects development is as an egg.
c)
The insect undergoes more than four stages in its development.
d)
The insect has similar body parts throughout its development.
8.

Clones have the exact same:

a)

Personalities

b)

Physical appearances

c)

Intelligence levels

d)

Genetic material

9.

What was the significance of Dolly the Sheep?

a)

She was the first organism ever cloned

b)

She was the first clone created from an adult animal

c)

She was the first animal cloned as an embryo

d)

She was the first animal to be cloned multiple times

10.

Why would scientists want to clone cows?

a)

To produce more cows at a faster rate

b)

To produce adult cows instead of calves

c)

To produce stronger and healthier livestock

d)

To replace chickens and goats, which are harder to clone

11.

How might cloning eventually help humans live longer?

a)

Clones tend to live longer than the parent organism

b)

Cloned human organs could replace unhealthy ones

c)

By being cloned multiple times, a person could essentially live forever

d)

The food obtained from cloned organisms would be healthier than ordinary food

12.
How many parent(s)are needed for asexual?
a)
4
b)
1
c)
9
d)
100
13.
How are genetic traits passed down from generation to generation?
a)
Chromosomes
b)
Reproduction
c)
DNA
d)
Genes
14.

A cocoon is made by

a)

the mother insect

b)

the larva

c)

the adult

d)

the nymph

15.

The larva sheds its skin as it grows. This is known as

a)

molting

b)

metamorphosis

c)

breaking out

d)

physical change

16.

Larvae spend most of their time doing all of the following except

a)

eating

b)

growing

c)

molting

d)

spinning cocoons

17.
How do you know this insect is undergoing incomplete metamorphosis? 
a)
The insect changes color when it becomes an adult.
b)
The first stage of the insects development is as an egg.
c)
The insect undergoes more than four stages in its development.
d)
The insect has similar body parts throughout its development.
18.

What adaptation is represented by the image?

a)

Dormancy

b)

Camouflage

c)

Hibernation

d)

Seed Dispersal

19.

A group of organisms that share similar characteristics and can reproduce among themselves to produce fertile offspring.

a)

Mutation

b)

Species

c)

Adaptation

d)

Variation

20.

This is any variation that makes an organism better suited to its environment.

a)

Evolution

b)

Graduation

c)

Species

d)

Adaptation

21.

Why is only about 10% of the energy available within 1 trophic level transferred to organisms at the next trophic level?

a)

energy organisms consume is used for life processes

b)

energy is used during respiration, movement, reproduction, heat loss

c)

Only part of the energy that is stored in one trophic level of an energy pyramid is passed on to the next level

d)

all of the above

22.

Arrows in food webs and food chains show

a)

predator-prey relationships

b)

transfer of energy

c)

mutalistic relationships

d)

patterns of inheritance

23.

In ecosystems biological influences are called _____.

a)

biotic factors

b)

abiotic factors

c)

predator prey relationships

d)

niches

24.

Because they must eat to get energy, heterotrophs are also called

a)

autotrophs

b)

producers

c)

consumers

d)

decomposers

25.

True or False: In general, the size of the predator population is influenced by the size of the prey population and vice versa

a)

true

b)

false

26.
What is ecology?
a)
The study of living things.
b)
The study of animals and plants.
c)
The study of living and nonliving things.
d)
The study of how organisms interact with their environment.
27.
An environment that provides the things a specific organism needs to live, grow, and reproduce is its ________.
a)
ecosystem
b)
community
c)
habitat
d)
population
28.
Which lists the levels of an ecosystem in order from smallest to largest?
a)
ecosystem, community, population, organism
b)
community, population, organism, ecosystem
c)
organism, population, community, ecosystem
d)
organism, community, population, ecosystem
29.

What does the habitat provide for the organism?

a)

organism

b)

population

c)

food, shelter, water

d)

species

30.
Which of the following is an example of a population?
a)
cats and dogs in your neighborhood
b)
bushes and grass in a park
c)
the rocks in a rock collection
d)
gray wolves in a forest
31.
The community of organisms that live in a particular area along with the non-living surroundings as well...
a)
Population
b)
Community
c)
Ecosystem
32.
All the different populations of living organisms that live together in a particular area...
a)
Population
b)
Community
c)
Ecosystem
33.

a group of connected food chains in an ecosystem

a)

food chain

b)

food web

c)

competition

d)

diversity

34.

a diagram that shows how energy is lost at each level in a food chain

a)

food web

b)

food chain

c)

energy pyramid

d)

ecosystem

35.

the struggle among organisms for limited resources in an area

a)

competition

b)

diversity

c)

niche

d)

FIGHT!

36.

an organism that benefits from its relationship with an organism that it lives in or on while the other organism is harmed

a)

host

b)

parasite

c)

symbiosis

d)

rude

37.

Remoras and sharks have a relationship that is best described as

a)

commensalism.

b)

mutualism.

c)

consumerism.

d)

parasitism.

38.

According to the energy pyramid, what level has the most energy?

a)

Bottom level

b)

Top level

c)

All equal

39.
The basic unit of life is called a (n)
a)
atom
b)
compound
c)
cell
d)
energy
40.
A worm turns away from light is an example of a worm
a)
reproducing
b)
doing cellular respiration
c)
having cells
d)
responding to its environment
41.
Which of the following characteristics of living things best explain a cat having a litter of kittens?
a)
living things respond to their environment
b)
living things maintain homeostasis
c)
living things reproduce
d)
living things are based on a genetic code
42.
Which of the following characteristics of living things best explains why your legs and arms get longer and stronger as you get older? 
a)
living things respond to their environment
b)
living things maintain internal balance
c)
living things are made of cells
d)
living things grow and develop
43.
Owls have huge forward-facing eyes which gives them excellent vision in low light conditions.  This is an example of which feature of living things?
a)
fitness
b)
adaptation
c)
homeostasis
d)
response
44.

The ability to produce offspring to help ensure the population survives is called

a)

Cloning

b)

Photocopy

c)

Sleeping

d)

Reproduction

45.

Pick all the things that living space must provide

a)

food

b)

correct temperature

c)

correct amount of sunlight

d)

shelter

e)

sleep

46.

A bird flies away when a coyote comes near is an example of:

a)

responding to a stimulus

b)

reproducing

c)

adapting over time

d)

using energy

47.

Why is carbon dioxide important for plants?

a)

Carbon dioxide gives plants their green color.

b)

Plants can release carbon dioxide into the air.

c)

Plants use carbon dioxide to make their own food.

d)

Carbon dioxide lets plants absorb their roots.

48.

Which organisms release oxygen into the air as part of the carbon dioxide - oxygen cycle?

a)

Consumers

b)

Decomposers

c)

Predators

d)

Producers

49.

Which of the following statements is correct?

a)

Every organism in an ecosystem eats plants to get energy.

b)

Predators in an ecosystem get their energy directly from plants.

c)

All organisms in an ecosystem get their energy from both living and non-living things.

d)

Every animal in an ecosystem gets its energy from another organism in the ecosystem.

50.

Living things that make their own food using air, light, soil and water are called:

a)

changers

b)

consumers

c)

decomposers

d)

producers

51.
Which of the following provides organisms in an ecosystem with all their basic requirements to survive?
a)
soil
b)
air
c)
habitat
d)
producers
52.

Organisms that are hunted and eaten?

a)

mutualism

b)

prey

c)

habitat

d)

niche

e)

parasitism

53.

a variety of organisms in an ecosystem or biome

a)

biodiversity

b)

micro-habitat

c)

habitat

d)

sustainability

e)

limiting factor

54.

The transfer of food energy in a sequence of living things is a

a)

consumer

b)

producer

c)

nutrient

d)

food chain

55.

An animal that is dependent on other organisms for food is a

a)

consumer

b)

producer

c)

nutrient

d)

food chain

56.

What is the role of gametes?

a)

To restore the half set of chromosomes when the gametes fuse in fertilisation

b)

To restore the quarter set of chromosomes when the gametes fuse in fertilisation

c)

To restore the full set of chromosomes when the gametes fuse in pollination

d)

To restore the full set of chromosomes when the gametes fuse in fertilisation

57.
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
58.
An animal's color or pattern that helps it blend into its surroundings
a)
Environment 
b)
Mimicry
c)
Camouflage
d)
Habitat
59.
The source of all genetic material is...
a)
Protein
b)
cells
c)
DNA
d)
The brain
60.

What photo pigment do leaves use to absorb sun energy and convert it in to chemicals ?

(a)  

61.

Where can you find stomatas in a plant ?

a)

Stem

b)

Root

c)

Flower

d)

Leaf

62.

What is not a reactant for photosynthesis ?

a)

Oxygen

b)

Carbon dioxide

c)

Water

63.
Why might some plants that grow on the shady rain forest floor have large leaves?
a)
to stay safe from predators
b)
to attract different animals
c)
to survive harsh winters with heavy snowfall
d)
to take in as much sunlight as possible
64.
Cactus have a thick waxy coating on their stem that keeps them from drying out- is this a behavioral adaptation or physical adaptation?
a)
Behavioral adaptation
b)
Physical adaptation 
65.

What type of adaptation affects how an organism acts?

a)

Behavioral

b)

Physiological

c)

Structural

66.

A sea worm will emerge out of its tube during high tide to find food. What type of adaptation is this?

a)

physical

b)

social

c)

behavioral

d)

physiological

67.

Why do leaves and stems have a waxy coating on them?

a)

So animals don't eat them.

b)

Helps to reduce water loss.

c)

To make them look beautiful.

68.

Animals that live on land

a)

Terrestrial animals

b)

Aquatic animals

c)

Aerial animals

69.

Animals that live on land

a)

Terrestrial animals

b)

Aquatic animals

c)

Aerial animals

70.
What is a producer? 
a)
Organism that creates their own food.
b)
Organism that eat other organisms for energy
c)
Organism that eat other dead organisms
71.
What is a consumer? 
a)
Organism that creates their own food.
b)
Organism that eat other organisms for energy
c)
Organism that eat other dead organisms
72.
What is a decomposer? 
a)
Organism that creates their own food.
b)
Organism that eat other organisms for energy
c)
Organism that eat other dead organisms
73.
What percentage of energy is passed on to each tropic level?
a)
10%
b)
50%
c)
90%
d)
100%

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