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- 1. Multiple Choice
What is a square called that we use to sample populations?
grid
quadrat
cube
quarter
- 2. Multiple Choice
What type of population would you ESTIMATE using a quadrat?
- 3. Multiple Choice
Limpets were found in 25 out of 50 quadrats. What percentage of quadrats contained limpets?
100%
25%
50%
75%
- 4. Multiple Choice
These four 1m2 squared quadrats were place in a 8m2 garden. Estimate the total population of flowers in the whole garden.
16
17
8
40
20
- 5. Multiple Choice
Which organism can be measured with a quadrat?
lion
flies
rat
dandelion plants
fish
- 6. Multiple Choice
This 1m2 squared quadrat was place in a 3m2 beach. Estimate the total population of crabs in the whole beach.
15
12
18
6
5
- 7. Multiple Choice
what is meant by structural adaptations?
these are ways that organisms behave
these are things that go on inside an organism's body
there are no such things as structural adaptations
these are features of an organism's body structure
- 8. Multiple Choice
These are used to study the distribution of organisms
microscopes
transects
measuring cylinders
quadrats
- 9. Multiple Choice
Why do scientists use sampling techniques to gather population data rather than counting everything?
scientists are lazy
sampling is more efficient and achievable
sampling is more accurate
scientists prefer estimations
sampling is cheaper
- 10. Multiple Choice
Tn 1m2 quadrats were placed in a 40m2 field. On average 2 snails were found in every quadrat. Estimate the population size of the whole field.
2
10
40
80
20
- 11. Multiple Choice
Food webs always start with:
the sun
producers
primary consumers
microorgansims
- 12. Multiple Choice
Which of the following is random-sampling used for?
Vegetation
Animals
People
Bacteria
- 13. Multiple Choice
All the organisms that live and interact in an ecosystem
Population
Community
Habitat
Interdependent
- 14. Multiple Choice
Which of the following is NOT a biotic factor?
mushroom
air
elephant
coyote
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