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WorksheetsBiology Into to Ecology
Total questions: 40
Worksheet time: 45mins
Name
Class
Date
1.
Water temperature would be an example of ...
a)
a biotic factor.
b)
an abiotic factor.
2.
A collection of organisms that belong to different populations but all live in the same area and interact with one another.
a)
Population
b)
Ecosystem
c)
Community
d)
Ecosphere
3.
A collection of organisms that make up a community as well as all of the nonliving aspects of the environment.
a)
Population
b)
Community
c)
Habitat
d)
Ecosystem
4.
Two organisms that are so similar they can interbreed in nature and produce fertile offspring.
a)
biotic factor
b)
herbivore
c)
ecosystem
d)
species
5.
Nonliving factor that affects an ecosystem...
a)
biotic factor
b)
abiotic factor
c)
food chain
d)
biome
6.
What are the biotic factors in this image?
a)
sunlight, elephants, and grasses
b)
sunlight, water, and air
c)
elephants, plants, trees
7.
What are the abiotic factors in this image?
a)
water, sunlight, dirt, air
b)
birds and plants
c)
water, plants, and birds
8.
Which of the following is a population?
a)
hawks, barred owls, and eagles on NC coast
b)
mountain stream
c)
all the frogs in a pond
d)
blue-tailed skinks (lizards) around a barn
9.
Which of the following best describes a community?
a)
sharks, groupers, anemones and shrimp on a coral reef
b)
decorator crabs on the seafloor
c)
loggerhead sea turtles in Atlantic
d)
prairie grassland in Wyoming
10.
What level of organization can be seen here?
a)
Species
b)
Population
c)
Community
d)
Ecosystem
11.
What level of organization can be observed in the image?
a)
Species
b)
Population
c)
Community
d)
Ecosystem
12.
What are three examples of a biotic factors?
a)
skunk
b)
rocks
c)
bacteria
d)
water
e)
coral
13.
The temperate decisuous forest, the tropical rain forest, the desert, and the tundra are all examples of...
a)
the biopshere.
b)
biomes.
c)
ecosystems.
d)
communities.
14.
When all the ecosystems on Earth are combined it is called...
a)
a community.
b)
a biome.
c)
a biosphere.
d)
an Earthsphere.
15.
What are the ecological levels of organization from smallest to the largest?
a)
organism, population, community, ecosystem, biome, biosphere
b)
organism, community, population, ecosystem, biome, biosphere
c)
organism, population, community, biome, ecosystem, ecosphere.
d)
organism, community, population, biome, ecosystem, ecosphere
16.
The diagram shows an example of what kind of organism
a)
Autotroph
b)
Heterotroph
c)
Decomposer
d)
Herbivore
17.
The diagram shows an example of what kind of organism
a)
Autotroph
b)
Heterotroph
c)
Decomposer
d)
Herbivore
18.
The animals in this image are examples of _________________________ .
a)
Autotrophs
b)
Herbivores
c)
Producers
d)
Heterotrophs
19.
This giraffe is an example of a _______________________________.
a)
Carnivore
b)
Omnivore
c)
Autotroph
d)
Herbivore
20.
As a predator this lion is also an example of a ______________.
a)
Producer
b)
Autotroph
c)
Carnivore
d)
Herbivore
21.
These mushroom are heterotrophs and must therefore get nutrients from other organic matter. Mushroom aslo act as ____________________ in many food webs.
a)
Herbivore
b)
Decomposer
c)
Carnivore
d)
Omnivore
22.
In this image, the grass is the ______________.
a)
Primary Consumer
b)
Secondary Consumer
c)
Heterotroph
d)
Producer
23.
The primary consumer in this food chain is the ____________.
a)
Frog
b)
Eagle
c)
Grasshopper
d)
Python
24.
Which of the animals in this food web is a secondary consumer?
a)
Hawk
b)
Lizard
c)
Mouse
d)
Snake
25.
Which animal is a tertiary consumer?
a)
Jackal
b)
Wild Cat
c)
Lion
d)
Owl
26.
Which organism is NOT a heterotroph?
a)
Grass
b)
Python
c)
Frog
d)
Eagle
27.
Given that the bear pictured eat many types of food including meats and plants, he is an example of an ______________________.
a)
Autotroph
b)
Omnivore
c)
Herbivore
d)
Producer
28.
The largest part of an ecosystem is always the ________________.
a)
Primary Consumers
b)
Primary Producers
c)
Quarternary Consumers
d)
Secondary Consumers
29.
The smallest part of the ecosystem is always the ____________.
a)
Primary Producers
b)
Secondary Consumers
c)
Primary Consumers
d)
Tertiary Consumers
30.
On average how much energy is passed to a higher level in the food web?
a)
90%
b)
25%
c)
10%
d)
50%
31.
This graphic diagrams a _______________________.
a)
Food Web
b)
Food Chain
c)
Food Pyramid
d)
Food Buffet
32.
In this energy pyramid, which organisms have the most energy available?
a)
Producers
b)
Carnivores
c)
Herbivores
d)
Top Predator
33.
In an ecological pyramid, which type of organism always has the least amount of energy available?
a)
Producers
b)
Herbivores
c)
Carnivores
d)
Top Predator
34.
How much of the energy in each level of a ecological pyramid gets lost as heat or used by the organism so that it cannot be passed on to the next trophic level?
a)
80%
b)
90%
c)
10%
d)
20%
35.
If there are 100 Kcal of energy available in the producers, how much energy would be available in the herbivores?
a)
10 Kcal
b)
1 Kcal
c)
100 Kcal
d)
1000 Kcal
36.
This diagram shows the amount of energy that moves from one feeding level to another.
a)
Energy Pyramid
b)
Food Web
c)
Ecosystem
d)
Food Chain
37.
If these organisms were arranged in an ecological biomass pyramid, which organism would have the least amount of biomass?
a)
coyote
b)
insect
c)
lizard
d)
shrub
38.
A tertiary consumer has to be which type?
a)
Carnivore.
b)
Decomposer.
c)
Producer.
d)
Herbivore.
39.
A tertiary consumer has to be which type?
a)
Carnivore.
b)
Decomposer.
c)
Producer.
d)
Herbivore.
40.
What is a similarity in chemosynthesis and photosynthesis
a)
they both produce carbon dioxide
b)
they both use light
c)
the both are used by plants
d)
they both produce energy and sugar
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