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Worksheets(MDM HNGH) Ecology - prior knowledge
Total questions: 24
Worksheet time: 12mins
If a scientist in New Zealand was studying how a group of herbivores interacted with a group of omnivores, and all of their abiotic surroundings, what level of ecology would she be studying?
Community
Population
Species
Ecosystem
Biome
What is the PRODUCT of the process used by producers that is passed on as energy throughout an ecosystem?
photosynthesis
Sun
glucose
carbon dioxide
water
If there are 100 KJ of energy available at the secondary consumer level, how many KJ of energy are available at the producer level?
10 KJ
1,000 KJ
10,000 KJ
1 KJ
The monkey would be a
decomposer
producer
primary consumer
secondary consumer
A lion that eats a zebra that eats grass is a
primary consumer
secondary consumer
tertiary consumer
quaternary consumer
What is a population?
One individual member of a species
a group of individuals of the same species that live in the same area
a community of different species and their environment
Predator
Autotroph
Producer
Decomposer
They point to the organism that is being eaten.
It shows how sunlight flows within an ecosystem.
They show what direction the energy is flowing between organisms.
They represent how water is transferred within a habitat.
Why might an organism have more than one arrow coming FROM them in a food web?
More than one organism may eat them.
They may eat more than one other organism.
This organism gets its energy from multiple sources.
Decomposer
This is an organism that breaks down and gains nutrients from dead organisms.
Predator
This is an animal that lives by preying on other animals.
Producer
This is an organism that supplies matter and energy, also known as an autotroph.
Consumer
This is an organism that relies on other organisms for its food and energy supply; heterotroph
Parasite
This is an organism which feeds on, but usually does not kill, a larger organism
What happens to the amount of available energy in the pyramid as it moves up through the different levels?
it increases
it decreases
it remains the same
In some environments, wolves prey on deer for their source of food. If all of the wolves were taken from the environment, what would most likely happen to the deer population?
A The deer population would increase and begin to compete for food.
B The deer population would become larger and healthier animals.
C The deer population would decrease, because there would be an increase in disease.
D The deer population would change color, because they would not have to hide from wolves.
