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Grade 9 Ecology Review Flashcards | StudBud
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Grade 9 Ecology Review
Grade 9 Ecology Review
16 terms
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#ecology, #ecosystems,#grade 9 ecology, #sustainable ecosystems
Flashcards
16 cards
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Practice quiz
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Host live
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Questions
16
Answers
1
Worms can invade an organisms body feeding off of their nutrients and
harming
the host. The worm is an example of:
A predator
A carnivore
A producer
A parasite
2
Which term best describes all of the red squirrels living in a forest?
Community
Niche
Habitat
Population
3
Which of the following characteristics isn't true about invasive species?
No natural predators at first
Can outcompete native plants and animals
Very low reproduction rates
Cause economic and ecological damage
4
What does this diagram show?
bioaccumulation
energy transfer
food webs
biomagnification
5
If the hawk receives 0.6 kJ of energy from the snake, how much energy did the grass produce?
600 kJ
600, 000 kJ
60, 000 kJ
6000 kJ
6
What term best describes the layer of gases that surrounds Earth?
hydrosphere
biosphere
lithosphere
atmosphere
7
The best name for the snake in this food chain is:
secondary consumer
carnivore
tertiary consumer
omnivore
8
Which Canadian biome has the lowest biodiversity?
Boreal Coniferous Forest
Tundra
Deciduous Forest
Grassland
9
Which of the following is NOT an abiotic factor?
Sunlight
Air
Water
Fungi
10
A fertilizer is classified as 10-20-10. Which nutrient is in greatest supply?
Phosphorus
Magnesium
Potassium
Nitrogen
11
Which substances are needed for the process of cellular respiration?
oxygen and water
carbon dioxide and glucose
carbon dioxide and water
oxygen and glucose
12
Which term best describes a vulture that will eat the remains of dead animals?
Omnivore
Decomposer
Scavenger
Predator
13
Which of the following is not an example of a biotic limiting factor?
Competition
Air
Predators
Disease
14
What is the main abiotic difference between marine and freshwater ecosystems?
Larger predators in marine ecosystems
Greater numbers of producers
The amount of zooplankton
The difference in salt concentration
15
The study of how organisms interact with each other and their environment is called:
Ecology
Biology
An ecosystem
Biodiversity
16
Which of the following statements about plants is FALSE?
Photosynthesis happens in the chloroplast of the plant cell
Plants are on the second trophic level of food chains
Plants can perform cellular respiration
Plants are producers
