WorksheetsEnvironmental
Total questions: 25
Worksheet time: 13mins
How do trees inhibit the growth of grass during succession?
The sun
Blocks the sunlight
Water
Soil
What type of succession follows natural wildfire?
Primary succession
Secondary succession
Succession
Forest fires
Pond succession- What type of organisms most likely are first found in a pond?
Moss
Green algae
Lichens
Soil
Pond succession- fish are replaced by frogs and turtles. What is most likely responsible for this succession?
Fires
The water drying up and are air breathing organisms
Water
moss
Growth of plants after a forest fire is called ______ succession.
Secondary
Pond
Primary
Desert
Pond succession- What type of organisms dominate the pond climax community?(you will have diagrams)
Trees
Leaves
Soil
Sun
Organisms that obtain energy only from producers are called _______
Herbivores
Omnivores
Heterotrophs
Carnivorous
The process of plant communication changing over time is called _______.
Secondary
Primary
Succession
Herbivore
An animal that eats both plants and meat are called _______.
Carnivore
Herbivore
Biomass
What type of organisms most likely produced soil first in primary succession?
Lichens and moss
Soil
Grass
Tress
What would happen to a food web if all the plants were eliminated by some catastrophic event?
Die out
Live longer
collapse
Breath
What is the main difference between primary and secondary succession?
Primary had soil and secondary does not have soil
Primary does not soil and secondary has soil
Secondary has rock and primary has soil
Both have soil
What moves or flows through a food chain or food web from tropic level to tropic level?
Sun light
Water
Energy
Air
What do the arrows in food chains and webs represent?
Where Energy is being passed
Energy
Air is being passed
Water is being passed
Biomass pyramid - What type of organisms would have the greatest biomass?(you will have a food web)
Producers
Decomposers
Photosynthesis
Light
The term used to describe the many possible feeding relationships in an ecosystem is _______
Food web
Food chain
Food
Sunlight
How much energy is lost at each tropic level?
90%
10%
20%
100%
Where do organisms such as algae and seaweed get their energy
The sun
The moon
Sunlight
Producer
Why do higher levels of an energy pyramid (or an ecosystem) have fewer organisms than the lower levels?
Least amount of energy
Most energy
energy
More sunlight
Bacteria and fungi are classified as what type of organisms in a food chain or food web?
Decomposers
producer
secondary consumers
Primary consumers
What are three words that can be used to describe primary consumers?
Prey
Heterotroph
Herbivores
Omnivore
When provided with a food chain, be able to determine the amount of energy that is passed from one level to another. Ex, producers have 18,000kg of energy. How much would the next level organism receive?
180kg
1800kg
18000kg
18kg
When given a food chain, be able to answer a question such as- how would a specific organism in the food chain be affected if one organism is removed ?
It would make one organism get bigger and the other one get smaller
Smaller
Bigger
Noting would happen
Because of the loss of energy in the form of heat as it flows through a food chain, the total energy is greatest at what level?
The producer
Secondary
Primary
Herbivores
An abandoned concrete parking lot that has been empty and inactive for hundreds of years would most likely go through what type of succesion ______?
List the order for the type of succession.
Primary succession
Secondary succession
Lichens moss , grass ,bush shrubs , trees
Moss, grass, tress, flowers
