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All Ecology
All Ecology
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Biology Chapter 3 Ecology
Flashcards
30 cards
F
Practice quiz
P
Host live
L
Questions
30
Answers
1
What is the largest level of ecological organization?
species
bioshpere
ecosystem
population
2
All the living and non-living things that interact in an area
Ecosystem
Population
Community
Ecology
3
If the grass has 1000kj of energy how much energy will the hawk get from the grass?
10
1
.1
100
4
What is a Food Web?
List of the different consumers/producers
A series of steps where things eat eachother.
Complex network where things eat eachother
5
What does a consumer in a food chain depend on for energy?
The sun.
Shiitake Mushrooms
Only Producers.
The trophic level below it.
6
What is an organism called that cannot make its own food?
heterotroph
chemotroph
producer
autotroph
7
What is a Food chain?
Thing that locks food
List of the different consumers/producers
A series of steps where things eat eachother.
Complex network where things eat eachother
8
Which of the following is a role of a decomposer
breaking down a dead tree
preying on a field mouse
eating mushrooms
eating grass
9
How is energy lost from trophic level to trophic level?
Respiration
Heat
FEE C's
All
10
Different populations that live together in a defined area
Communities
Population
Ecosystems
Ecology
11
What is the ultimate energy source for living organisms?
energy stored in cells
the sun
nuclear power
energy stored in chemical bonds
12
What is a non living factor inside an ecosystem?
abiotic factor
biotic factor
population
animals
13
Organism that can make their own food
Producer
Carnivore
Herbivore
Consumer
14
___ Convert carbon dioxide into carbohydrates and other carbon compounds
Producers
Autotrophs
Heterotrophs
Consumers
15
Examples of Producers
None of the Answers
Plants & Omnivores
Plants & Algae
Plants & Herbivores
16
Which of the following will be at the top of an energy pyramid?
herbivore
decomposer
carnivore
producer
17
An organism that decays dead matter and recycles its' nutrients back into the soil
Decomposer
Scavenger
Parasite
Predator
18
How do producers absorb energy?
Consuming food
Respiration
Photosynthesis
19
Why are fungi and bacteria important in a food web?
They are producers
They are a food source for primary consumers
They are an food for secondary consumers
They help to recycle nutrients
20
An organism that eats organisms that are already dead.
Carnivore
Herbivore
Omnivore
Detritivore
21
Includes all the air, land, and water where life exists.
Biome
Biosphere
Biotic Factor
Atmosphere
22
What is something called that eats both plants and animals?
omnivore
producer
carnivore
herbivore
23
What percent of energy is lost between each trophic level?
9/10
90%
1/10
10%
24
A group of organisms of the same species populating a given area.
Ecosystem
Habitat
Population
Community
25
Each trophic level harvests only about _ of the energy from the level below it. Why?
1/10
1/10 ; b/c the 10% rule
10%
10% ; b/c the 10% rule
26
What is a groups of organisms that live in the same place at the same time
community
species
population
ecosystem
27
Which of the following could be a secondary consumer
an herbivore
a carnivore
a detritivore
plant
28
The study of the relationships between organisms and their environment.
Ecosystem
Biome
Biology
Ecology
29
In this food pyramid, how many trophic levels are there?
1
4
5
3
30
Which of the following is not recycled once it passes from producer to consumer to decomposer?
carbon
water
energy
oxygen
