Want to see correct answers?
Login or join for free!
  Biology Worksheets
Looking for Biology worksheets?
Check out our pre-made Biology worksheets!
Share/Like This Page
Filter By Grade

You are browsing Grade 7 questions. View questions in All Grades.

Kindergarten Grade 1 Grade 2 Grade 3 Grade 4 Grade 5 Grade 6 Grade 7 Grade 8 Grade 9 Grade 10 Grade 11 Grade 12 College Graduate

Browse Questions

Seventh Grade (Grade 7) Ecology Questions

You can create printable tests and worksheets from these Grade 7 Ecology questions! Select one or more questions using the checkboxes above each question. Then click the add selected questions to a test button before moving to another page.

Previous Page 4 of 15 Next
Grade 7 Food Chains and Webs
What is a group of organisms that are dependent upon one another for food?
  1. food chain
  2. fossil fuels
  3. producer
Grade 7 Communities, Populations, and Ecosystems
An environment and all its organisms is a(n)                .
  1. ecosystem
  2. habitat
  3. ecoregion
  4. community
Grade 7 Communities, Populations, and Ecosystems
What is an ecosystem?
  1. a biological community of interacting organisms and their physical environment
  2. all abiotic factors within a specified area
  3. all biotic factors within a specified area
  4. an area of land where no human has been
Grade 7 Communities, Populations, and Ecosystems
What are two types of interactions between living things?
  1. predator vs. prey and conservation
  2. competition and predator
  3. fighting and getting along
  4. competition and predator vs. prey
Grade 7 Biogeochemical Cycles
What is the role of decomposers in the nitrogen cycle?
  1. They release nitrogen gas into the atmosphere.
  2. They release nitrogen during cellular respiration.
  3. They use ammonia when they break down dead organisms.
  4. They release nitrogen into the soil when they break down dead organisms.
Grade 7 Symbiosis
The symbiotic relationship between people and mosquitoes is an example of
  1. mutualism.
  2. host.
  3. parasitism.
  4. commensalism.
Grade 7 Food Chains and Webs
Plants make their own food during photosynthesis. In what group do plants belong?
  1. consumers
  2. decomposers
  3. chloroplasts
  4. producers
Grade 7 Food Chains and Webs
                are organisms that cannot make food.
  1. Biodegradables
  2. Consumers
  3. Producers
  4. Enzymes
Grade 7 Biomes
Freshwater ecosystems include
  1. streams.
  2. lakes.
  3. ponds.
  4. all of the above
Grade 7 Succession
What factors change in ecological succession?
  1. plants and rocks
  2. animals and soil
  3. plants only
  4. animals and plants
Grade 7 Biomes
Which biome has the highest biodiversity of any ecosystem?
  1. grassland
  2. tundra
  3. desert
  4. tropical rainforest
Grade 7 Symbiosis
A nutritional relationship in which one animal hunts another is                .
  1. competition.
  2. mutualism.
  3. neutralism.
  4. predation.
Grade 7 Symbiosis
Which is NOT an example of a symbiotic relationship?
  1. mutualism
  2. commensalism
  3. parasitism
  4. organism
Grade 7 Biotic and Abiotic
An extreme condition that threatens an organism's survival is a                  .
  1. carrying capacity
  2. limiting factor
  3. community
  4. population
Grade 7 Food Chains and Webs
A model that shows all the feeding relationships in an ecosystem is a
  1. feeding sequence.
  2. food chain.
  3. food web.
  4. nutrition chart.
Previous Page 4 of 15 Next