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Ecology

Total questions: 69

Worksheet time: 38mins

Name
Class
Date
1.
All these organisms share the same
a)
Biome
b)
Population
c)
Community
d)
Habitat
2.
Fungi are a  ________
a)
Autotrophs
b)
Heterotroopers
c)
Decomposers
d)
Primary Consumers
3.
Which these organism below is a primary consumer?
a)
Fungi
b)
Snake
c)
Ladybug
d)
Blue Jay
4.
The image shown is an example of _______ 
a)
Parasitism  
b)
Commensalism 
c)
Mutualism 
d)
Communism 
5.

What is the correct order for this food chain?

a)

Owl, Mouse, Grasshopper, Grass

b)

Grass, Mouse, Owl, Grasshopper

c)

Grass, Owl, Grasshopper, Mouse

d)

Grass, Grasshopper, Mouse, Owl

6.

Which of these organisms is the secondary consumer?

a)

Owl

b)

Mouse

c)

Grass

d)

Grasshopper

7.

Which of these organisms is the producer?

a)

Owl

b)

Mouse

c)

Grasshopper

d)

Grass

8.

What do herbivores eat?

a)

Animals

b)

Plants and Animals

c)

Plants

d)

Dead Animals

9.

What do omnivores eat?

a)

Animals

b)

Plants and Animals

c)

Plants

d)

Dead Animals

10.

Place the levels of environment in the correct order.

a)

biome, biosphere, population, organism, ecosystem,community

b)

organism, ecosystem, biosphere, population, community, biome

c)

organism, population, community, ecosystem, biome, biosphere

d)

population, community, organism, biome, ecosystem, biosphere

11.

What is the hawk in the food web?

a)

Producer

b)

Primary consumer

c)

Secondary consumer

d)

Tertiary consumer

12.

How much energy is transferred between trophic levels?

a)

25%

b)

20%

c)

10%

d)

90%

13.

Which of these is an autotroph?

a)

Consumer

b)

Producer

c)

Decomposer

14.

What was NOT a part of the water cycle?

a)

Condensation

b)

Precipitation

c)

Decompostition

d)

Evaporation

15.

Group of the same species.

a)

Community

b)

Ecosystem

c)

Population

16.

All of the biotic and abiotic factors.

a)

community

b)

ecosystem

c)

population

17.
Which one is NOT an example of a decomposer?
a)
mushroom
b)
leaves
c)
mold
d)
worm
18.
Example of a decomposer
a)
fungus
b)
mouse
c)
plants
d)
frogs
19.
A tree is a ....
a)
composer
b)
decomposer
c)
producer
20.
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
21.
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
22.
What is a carnivore?
a)
an animal that gets energy by eating other animals
b)
An animal that gets energy by eating only plants
c)
an animal that gets energy by eating both plants and animals
d)
an animal that makes its own energy through photosynthesis
23.
An animal that gets energy from eating both plants and animals is a 
a)
herbivore
b)
carnivore
c)
omnivore
d)
autotroph
24.
The shrew provides energy for the _______?
a)
cricket
b)
grasshopper
c)
frog
d)
snake
25.
Which of the following is a herbivore?
a)
cricket
b)
frog
c)
hawk
d)
shrew
26.
Where do all life forms get their energy?
a)
Earth's Core
b)
Water
c)
Plants
d)
The Sun
27.
What is this called?
a)
Food Web
b)
Food Chain
c)
Abiotic Factors
28.
What is this called?
a)
Food Web
b)
Food Chain
c)
Abiotic Factors
29.
A producer is a (n) ______________.
a)
heterotroph
b)
omnitroph
c)
autotroph
d)
oscartroph
30.
All food chains begin with a ____________.
a)
primary consumer
b)
secondary consumer
c)
producers
d)
scavengers
31.
An animal that eats other animals is a....
a)
carnivore
b)
omnivore
c)
herbivore
d)
decomposer
32.
Which best describes what a food chain shows you?
a)
Energy flow through an ecosystem
b)
Food flowing through an ecosystem
c)
Consumers going into other consumers
d)
Who eats who
33.
The image provided is an example of a:
a)
Producer
b)
Heterotroph
c)
Consumer
d)
Decomposer
34.
The image provided is an example of a(n):
a)
Autotroph
b)
Carnivore
c)
Herbivore
d)
Decomposer
35.
An individual belonging to a specific species
a)
Biotic
b)
Community
c)
Organism
d)
Reptile
36.
All of the living and nonliving things in an area that interact with each other are called a/an ______.
a)
community
b)
habitat
c)
population
d)
ecosystem
37.
An area where an organism finds food, shelter and water in a specific arrangement
a)
niche
b)
biosphere
c)
biome
d)
habitat
38.
The study of how living things interact with one another and with their environment.
a)
Biology
b)
Lithology
c)
Ecology
d)
Farmacology
39.
Organisms that look similar and can produce fertile offspring
a)
Species
b)
Fish
c)
Community
d)
Trees
40.
Two or more members of a particular species living and interacting in the same area
a)
Community
b)
Population
c)
Organisms
d)
Biosphere
41.
Different populations living and interacting with each other in the same area
a)
Biome
b)
Ecosystem
c)
Community
d)
Niche
42.
What is the original source of almost all energy in most ecosystems?
a)
carbohydrates
b)
sunlight
c)
water
d)
carbon
43.
The air we breathe is only ____% oxygen.
a)
10
b)
21
c)
78
d)
90
44.

Which organisms would be at the top or last trophic level?

a)

plant

b)

herbivore

c)

omnivore

d)

carnivore

45.

What would be a good example of a primary consumer?

a)

carnivore

b)

detrivore

c)

decomposer

d)

herbivore

46.

What is the greenhouse effect?

a)

It is a phenomenon where the sun’s rays are absorbed by clouds.

b)

It is a phenomenon that occurs when heat escapes into space.

c)

It is when heat is trapped by gases, then sent back to earth’s surface.

d)

It describes the atmosphere’s composition.

47.
Series of steps in which organisms transfer energy by eating and being eaten
a)
foodweb
b)
consumer
c)
food chain
d)
omnivore
48.
Consumer that eats plants
a)
heterotroph
b)
herbivore
c)
producer
d)
community
49.
What may happen if the snowshoe hare was removed from the food web pictured?
a)
The insects in the habitat would increase.
b)
The shrew population would decrease due to being only hawk food source.
c)
The willow tree population would decrease.
d)
Foxes would dies due to no food source. 
50.
Which of the following leads to a decrease in biodiversity?
a)
protection of ecosystems
b)
pollution control
c)
selective cutting
d)
introduction of exotic or invasive species
51.

During a fieldwork a quadrat is used:

a)

to study the plant species.

b)

to check the different species in a unit area.

c)

to study the distribution and population of species in a unit area over a large area.

52.

To measure the degree of acidity or alkalinity it requires to use a:

a)

Wind meter

b)

Thermometer

c)

pH meter

d)

Compass

53.

To measure the temperature an instrument like in the picture is used. In a fieldwork the temperature can be checked for which of the below:

a)

Air

b)

Water

c)

Soil

d)

Plants

54.

Some environmental factors may be measured with instruments.

What factor does a compass measure?

a)

Direction

b)

Temperature

c)

Rainfall

d)

pH of soil

55.
When identifying insects found in a habitat, which one of the following is most useful?
a)
Key
b)
Pooter
c)
Lock
d)
Map
56.

What is the name of the apparatus shown?

a)

Pooter

b)

Beating tray

c)

Line transect

d)

Pitfall trap

57.
What is the function of the instrument shown?
a)
To measure the frequency of plants
b)
To capture small insects
c)
To capture butterflies
d)
To map out a habitat
58.
A line stretched across an area to be sampled, where plants are identified at regular intervals, is called a
a)
line transect
b)
beating tray
c)
pitfall trap
d)
quadrat
59.

The device shown is to dislodge insects and small animals from bushes and trees.

What is this device called?

a)

Beating tray

b)

Quadrat

c)

Pooter

d)

Line transect

60.
The square frame used to estimate the numbers of plants is called a
a)
quadrat
b)
pitfall trap
c)
pooter
d)
line transect
61.

A quadrat is used in studying habitats.

Which one of the following statements about the use of quadrats is NOT correct?

a)

The quadrat should be thrown behind by the person using it.

b)

Quadrats are sometimes made of wood.

c)

The quadrat has a square shape.

d)

The quadrat is used to estimate numbers of plants and small animals in an area.

62.

In studying a woodland habitat, a student threw a pencil over her shoulder.

A second student went over to where the pencil landed and

a)

placed a quadrat.

b)

picked a flower.

c)

searched for insects.

d)

started a line transect.

63.

The names and abundances of plants were recorded by pupils studying a habitat.

The results are shown in the table.

What is the most dominant plant in this habitat?

a)

Grass

b)

Clover

c)

Plantain

d)

Daisy

64.

The names and abundances of plants were recorded by pupils studying a habitat.

The results are shown in the table.

Which one of the plants can be considered rarest in this habitat?

a)

Clover

b)

Grass

c)

Daisy

d)

Plantain

65.

The photograph shows a pupil with a sweep net.

What is the sweep net used to collect?

a)

Butterflies

b)

Large Animals

c)

Birds

d)

Insects

66.
Which one of the following is used to collect mice?
a)
Small mammal trap
b)
Beating tray
c)
Line transect
d)
Pooter
67.
Select THREE reasons why the groups of organisms living together can vary greatly from one part of a habitat to another.
a)
Presence or absence of predators in the different parts of the habitat.
b)
Exposure to wind.
c)
The type of soil in the habitat.
d)
How often the habitat was surveyed.
68.

Some students wanted to see what effect people walking in a field had on a number of different plants growing there.

In order to sample the plants, they used a quadrat as shown in the diagram.

Which one of the following would make the investigation as fair as possible?

a)

Placing the quadrats randomly in ten different sample areas.

b)

Placing the quadrats randomly in two different sample areas.

c)

Placing all the quadrats where there had been lots of plants.

d)

Placing all of the quadrats on areas that had been walked on.

69.
Why should a quadrat be thrown at random?
a)
To get a representative sample of what plants are in the area.
b)
To make it easier to count the plants underneath it.
c)
To reduce the chance of damaging slow-moving animals.
d)
To get as many species as possible in the quadrat.

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