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WorksheetsEcology
Total questions: 25
Worksheet time: 21mins
Name
Class
Date
1.
Anything that can decrease the size of a population including living (biotic) and non living (abiotic) features of an ecosystem such as predators and drought.
a)
limiting factor
b)
habitat
c)
ecosystem
d)
carrying capacity
2.
all populations of all species living in an ecosystem.
a)
population
b)
community
c)
ecosystem
d)
species
3.
grass->rabbit -> fox
a)
food chain
b)
food web
c)
energy pyramid
4.
Abiotic means____________.
a)
Nonliving
b)
Living
5.
Biotic means ____________.
a)
Nonliving
b)
Living
6.
Population is____________________.
a)
Same species living in the same place.
b)
Different species living in different places.
7.
What is the place where an organism usually lives?
a)
The school
b)
My backyard
c)
Habitat
d)
Disneyland
8.
What are the Biotic factors in this image?
a)
There are none
b)
Sunlight, water, air
c)
Elephants, plants, trees
9.
The image provided is an example of a(n):
a)
Carnivore
b)
Herbivore
c)
Producer
d)
Autotroph
10.
The image provided is an example of a(n):
a)
Producer
b)
Autotroph
c)
Consumer
d)
Insect
11.
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.
12.
In the energy pyramid here, which organisms have the most energy available?
a)
Producers
b)
Carnivores
c)
Herbivores
d)
Top Predator
13.
All food webs and food chains begin with _________________.
a)
primary consumer
b)
producers
c)
secondary consumers
d)
predators
14.
This diagram shows the amount of energy that moves from one feeding level to another in a food web.
a)
Energy Pyramid
b)
Food Web
c)
Ecosystem
d)
Food Chain
15.
What is photosynthesis?
a)
The process in which humans eat their food
b)
When a photographer takes a photo.
c)
To get your pictures from the photo lab.
d)
The process in which plants make their food.
16.
Which of the following is the correct equation for PHOTOSYNTHESIS?
a)
CO2 + light + H2O --> O2 + Sugar
b)
CO2 + sugar + H2O --> O2 + light
c)
O2 + light + H2O --> CO2 + Sugar
d)
CO2 + O2 + H2O --> Light+ Sugar
17.
Which organelle performs PHOTOSYNTHESIS?
a)
Chloroplast
b)
Mitochondria
18.
What is the ultimate ORIGINAL source of energy for living things
a)
Sugar
b)
Sun
c)
Moon
d)
Carbon Dioxide
19.
What are the products of photosynthesis?
a)
water and carbon dioxide
b)
oxygen and glucose
c)
oxygen and carbon dioxide
d)
oxygen and water
20.
Plants need ________ for photosynthesis
a)
oxygen
b)
soil
c)
carbon dioxide
d)
sugar
21.
A third-level consumer has to be which type?
a)
Carnviore.
b)
Decomposer.
c)
Producer.
d)
Herbivore.
22.
The deer, grasshopper, and bird are all examples of which type of consumers on this food pyramid?
a)
decomposers
b)
omnivores
c)
carnivore
d)
herbivore
23.
What is the law that states that energy cannot be created or destroyed only transform form one energy to another?
a)
Law of Conservation of Energy
b)
Law of Gravity
c)
Law of Inertia
d)
None of these
24.
A connection of food chains with many food energy paths in an ecosystem is a ____________
a)
ecosystem
b)
food web
c)
environment
25.
An animal that is hunted and eaten for food is a
a)
predator
b)
prey
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