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NNPS Unit 12 Review

Total questions: 85

Worksheet time: 1hrs 22mins

Name
Class
Date
1.

What role do bobcats play in a forest food web?

a)

Bobcats break down dead plants and animals and return nutrients to the soil

b)

Bobcats are consumers of marmots and grouses

c)

Bobcats produce their own energy

d)

Bobcats are predators of grasses and berries

2.

A wetlands food chain is shown, which table show the correct role of each organism?

a)
b)
c)
d)
3.

Which type of organism is missing from this food web?

a)

Decomposer

b)

Predator

c)

Consumer

d)

Producer

4.

Based on the information in the food web, which of the following food chains shows one way energy flows in this ecosystem?

a)
b)
c)
d)
5.

which statement correctly describes the transfer of energy in a food chain in this ecosystem?

a)

energy is transferred from berries to bears to elk

b)

energy is transferred from grasses to marmots to bobcats

c)

energy is transferred from bobcats to grouses to grasses

d)

energy is transferred from grasses to elk to grouses

6.

Based on the information in the table, which of the following food chains shows one way energy flows in this ecosystem?

a)
b)
c)
d)
7.
Which of the following is a producer in a food chain?
a)
Snake
b)
Hawk
c)
Lion
d)
Grass
8.
What happens to the energy as it moves up the levels in a food chain?
a)
It remains the same
b)
It increases
c)
It transforms into matter
d)
It decreases
9.
What is the main source of energy in a food chain?
a)
Sunlight
b)
Water
c)
Air
d)
Soil
10.
How do organisms in a food chain obtain energy?
a)
By converting sunlight into food
b)
By absorbing nutrients from the soil
c)
By consuming other organisms
d)
By breathing in oxygen
11.
What happens to the population of prey when the population of predators increases?
a)
The population of prey increases
b)
The population of prey remains the same
c)
The population of prey becomes extinct
d)
The population of prey decreases
12.
What are the components of a food chain?
a)
Producers, consumers, and decomposers
b)
Herbivores, carnivores, and omnivores
c)
Plants, animals, and minerals
d)
Sunlight, water, and air
13.
Why are decomposers important in a food chain?
a)
They control the population of predators
b)
They compete with primary consumers for resources
c)
They provide energy to producers
d)
They break down dead organisms and recycle nutrients
14.
What is the relationship between predators and prey in a food chain?
a)
Predators and prey compete for resources
b)
Prey eat predators to gain energy
c)
Predators and prey have no relationship
d)
Predators eat prey to gain energy
15.
Which of the following is a decomposer in a food chain?
a)
Fungi
b)
Mouse
c)
Grasshopper
d)
Snake
16.
What are plants called in a food chain?
a)
Producers
b)
Consumers
c)
Decomposers
d)
Scavengers
17.
What are animals called in a food chain?
a)
Producers
b)
Consumers
c)
Decomposers
d)
Plants
18.
What are the organisms that break down dead stuff?
a)
Producers
b)
Consumers
c)
Decomposers
d)
Organisms
19.
What is the role of a producer?
a)
Use sunlight to make food
b)
Gain energy from eating other organisms
c)
Keep other species from overpopulating
d)
Breaking down dead stuff 
20.
What does a food web represent?
a)
All connections of energy flow throughout all organisms in a habitat.
b)
The specific ways that mutualism is carried out.
c)
A single pathway or energy flow between organisms. 
d)
How carnivores get their food. 
21.
Why might an organism have more than one arrow coming from them in a food web?
a)
More than one organism may eat them. 
b)
They may eat more than one other organism. 
c)
This organism gets its energy from multiple sources. 
d)
They have no resources available to them.
22.

A ____________________ shows the competition in food chains

a)

Environment

b)

Food Web

c)

Ecosystems

23.

A community of organisms interacting with one another and with nonliving factors in an area is called...

a)

environment

b)

population

c)

ecosystem

24.

Organisms that make their own food are called...

a)

producers

b)

herbivores

c)

omnivores

25.

Click on all that are considered non-living factors in an ecosystem

a)

Plants

b)

Wind

c)

Temperature

d)

Predators

26.
What is an ecosystem?
a)
A group of animals that are the same species.
b)
Soil, water, air and sunlight
c)
All the living and non living things that interact in an area.
d)
North America
27.
Which of these is NOT an example of an ecosystem?
a)
Rainforest
b)
A city
c)
Desert
d)
Deep ocean
28.
Which is a non-living part of an ecosystem?
a)
Sunlight
b)
Air
c)
Water
d)
All of these
29.
Decomposers get their food by __________.
a)
making it themselves
b)
eating live organisms
c)
using dead organisms
d)
eating themselves
30.
A foreign insect is introduced into the Texas. It eats a lot of leaves, and trees start to become leafless. Many different animals feed on the new insect, but even they cannot control its numbers. Eventually, trees begin to die. Why would a rapid increase of the new insect population cause certain species of herbivores to vanish or be fewer in number?
a)
They would not have enough to eat. 
b)
They would not have enough space to live.
c)
They would not have tree bark to eat.
31.
Scientists are concerned about overfishing of shark populations. Sharks feed on rays and rays feed on scallops. Without sharks, rays consume all the scallop beds. This situation demonstrates that: 
a)
humans can improve an ecosystem by removing predators.
b)
humans can upset an ecosystem by removing species.
c)
reducing the shark population increases the quantity of scallops that can be taken.
d)
sharks are not important for the stability of the ecosystem.
32.
What would cause a decrease in the rabbit population?
a)
An increase in grass growing
b)
A decrease in caterpillars
c)
An increase in owls
d)
An increase in fox
33.
Which of these populations is most likely to decrease if the number of grasshoppers decreases?
a)
plants
b)
frog
c)
praying mantis
d)
owl
34.
A consumer?
a)
Makes its own food
b)
Eats dead plants and animals
c)
Eats plants and other animals for energy
d)
Buys toys for kids
35.
A producer?
a)
Eats other plants and animals
b)
Makes its own food
c)
Eats dead plants or animals
d)
Makes toys for kids
36.
A _____ is all the populations from an area together.
a)
Population
b)
Individual 
c)
Community
d)
Neighborhood 
37.

How are deer and wolves classified?

a)

as decomposers

b)

as consumers

c)

as carnivores

d)

as producers

38.

A food chain is shown.

plant -> grasshopper -> bird -> snake -> owl

What will most likely occur if there is a decrease in the bird population?

a)

The owl population will increase.

b)

The snake population will increase

c)

The plant population will decrease.

d)

The grasshopper population will increase.

39.

Which best describes a feature that helps both predators and prey survive?

a)

an ecosystem

b)

an adaptation

c)

a smooth fur coat

d)

a shiny set of teeth

40.
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
41.
Where does the energy start in this food chain?
a)
Plant
b)
Sun
c)
Deer
d)
Wolf
42.

What is a group of organisms of ONE species that live in an area at the same time?

a)

community

b)

population

c)

ecosystem

43.

All of the populations living in an area is called a __________.

a)

community

b)

population

c)

ecosystem

44.

Does the picture represent a population or community?

a)

population

b)

community

45.

Does the picture represent a population or community?

a)

population

b)

community

46.

A swarm of bees is an example of a ______________.

a)

population

b)

community

47.

What word belongs in the white box labeled "1"?

a)

population

b)

community

48.

What word belongs in the white box labeled "2"?

a)

population

b)

community

49.

What is the definition of the word organism?

a)

a mammal

b)

a flowering plant

c)

a living thing

d)

an animal with a backbone

50.

What is monster # 1 ?

a)

Alienus quadlegicus

b)

Alienus haircus

c)

Alienus Tritoothicus

d)

Alienus Blobicus

51.

What is monster # 3 ?

a)

Alienus Fuzzicus

b)

Alienus Stripicus

c)

Alienus Tritoothicus

d)

Alienus Blobicus

52.

What is monster # 4 ?

a)

Alienus Fuzzicus

b)

Alienus Stripicus

c)

Alienus Quadlegicus

d)

Alienus Blobicus

53.

What is monster # 2 ?

a)

Alienus Fuzzicus

b)

Alienus Stripicus

c)

Alienus Tritoothicus

d)

Alienus Blobicus

54.
What is the name of bird W?
a)
Certhidea
b)
Geospiza
c)
Camarhynchus
d)
Platyspiza
55.
What is the name of bird Z?
a)
Certhidea
b)
Geospiza
c)
Camarhynchus
d)
Platyspiza
56.
Using this dichotomous key, identity the name of the circled fish.
a)
band-tail puffer
b)
spotted goat fish
c)
peacock flounder
d)
trumpet fish
57.
What step do we always start with when using dichotomous keys?
a)
1
b)
2
c)
3
d)
4
58.
A dichotomous key for trees is provided. Hikers found a tree that has large brown cones and single sharp needles. What species of tree have the hikers found?
a)
Juniper
b)
Pine
c)
Spruce
d)
Fir
59.
A student discovers an arachnid with a segmented abdomen, long legs, and a tail with no stinger. The student uses the dichotomous key below to identify it. Which arachnid has the student found?
a)
Whip Scorpion
b)
Wind Scorpion
c)
Daddy long legs
d)
Scorpion
60.

Which leaf is shown in the drawing?

a)

Magnolia

b)

Redbud

c)

Sweetgum

d)

None of the above

61.

This is a good example of a:

a)

Binomial Nomenclature

b)

Field Guide

c)

Dichotomous Key

62.

Using this dichotomous key for vertebrates, which group of animals has no fur, no feathers, and dry scales?

a)

Fish

b)

Birds

c)

Amphibians

d)

Reptiles

63.
A place where plants and animals live and grow naturally is called a ______________.
a)
shelter
b)
tree
c)
habitat
d)
organism
64.
A type of ocean habitat with coral is called a _________.
a)
arctic
b)
coral reef
c)
desert
d)
wetlands
65.
A habitat that is very hot and very dry is called a ___________.
a)
savanna
b)
grasslands
c)
tundra
d)
desert
66.

What is shown in the image?

a)

Habitat

b)

Niche

67.

What is shown in the image?

a)

Habitat

b)

Niche

68.

What is the definition of habitats?

a)

The definition of habitats is the natural environments where organisms live.

b)

Habitats are man-made structures for animals to live in.

c)

Habitats are the food sources for organisms.

d)

Habitats are fictional environments created for movies.

69.

Explain the concept of food webs.

a)

Food webs are visual representations of the complex network of feeding interactions in an ecosystem, showcasing the transfer of energy and matter between different organisms.

b)

Food webs are limited to a single trophic level.

c)

Food webs only involve interactions between plants and animals.

d)

Food webs are static structures that do not change over time.

70.

Describe the components of a food chain.

a)

Herbivores, carnivores, and omnivores

b)

Producers, consumers, and decomposers

c)

Primary, secondary, and tertiary consumers

d)

Predators, prey, and scavengers

71.

A niche ________________.

a)

is the function that an organism performs in the food web of that community.

b)

includes everything else the organism does and needs in its environment.

c)

is specific to each individual animal and plant.

d)

All of the above.

72.

An organism’s habitat provides _____________________.

a)

food, water, shelter, and space.

b)

food, water, and clothes.

c)

only food.

d)

video games, ninjas, and baked beans.

73.

A squirrels niche would be _________________.

a)

hunting prey and providing meat for other squirrels.

b)

searching for fish to eat in the ocean.

c)

staying busy storing nuts and seeds for winter.

d)

help decompose other animals and plants.

74.

A squirrels habitat would be _____________.

a)

Ocean

b)

Arctic

c)

Forest

d)

Dessert

75.

Fungus (mushrooms) would most likely grow in which habitat?

a)

A Rotting Log

b)

Ocean

c)

Desert

d)

A Pond

76.

A whale's niche would be which of the following?

a)

eating plankton and krill.

b)

eating sharks and dolphins.

c)

eating hamburgers and fries.

d)

eating other whales.

77.

Habitats and Niches are made up of ______________________.

a)

An environment

b)

A population

c)

An animal

d)

A plant.

78.

Organisms find ______________ and ________________ in their habitat.

a)

only food

b)

only shelter

c)

food and shelter.

d)

only mate

79.

When habitats and niches overlap, animals compete for...

a)

nothing

b)

resources

c)

everything

d)

habitat

80.

Living thing that makes its own food is called:

a)

niche

b)

decomposer

c)

consumer

d)

producer

81.

_______________________is made up of all the organisms that live in a same place.

a)

niche

b)

community

c)

population

d)

habitat

82.

In a habitat, animals have a __________, which is how they interact, get food and shelter.

a)

niche

b)

ecosystem

c)

community

d)

population

83.

_______________________is made up of all the organisms that live in a same place.

a)

niche

b)

community

c)

population

d)

habitat

84.

The physical part of the ecosystem that meets the needs of an organism is called:

a)

role

b)

ecosystem

c)

habitat

d)

population

85.

What happens to the number of predators if the prey population decreases?

a)

The number of predators fluctuates randomly

b)

The number of predators remains the same

c)

The number of predators decreases

d)

The number of predators increases

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