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Chris M.
Chris M., M.S.W. Social Work
Category: Homework
Satisfied Customers: 2782
Experience:  Master's Degree, strong math and writing skills, experience in one-on-one tutoring (college English)
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For Chris M 11:00 AM EST

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1. Nt = N0 lt represents: (Points: 5)

        annual growth rate.

        geometric population growth.

        exponential growth rate.

        logistic growth.



2. An annual plant when initially colonizing an area will probably demonstrate: (Points: 5)

        annual growth rate.

        geometric population growth.

        exponential growth rate.

        logistic growth.



3. The exponential population growth equation can be used for: (Points: 5)

        populations with overlapping generations.

        populations experiencing continuous growth.

        populations with nonpulsed reproduction.

        all of the populations listed above.



4. Density dependent factors include all of the following EXCEPT: (Points: 5)







5. Human populations are clumped on a large scale with the greatest concentration in: (Points: 5)




        North America.



6. If the age distribution diagram is bottom heavy or pyramidal in shape, this indicates that the population is: (Points: 5)



        growing slowly.

        growing rapidly.



7. If the age distribution diagram is bell shaped or the number of individual in each age class is evenly distributed, this indicates that the population is: (Points: 5)



        growing slowly.

        growing rapidly.



8. If the age distribution diagram has the smallest concentration of individuals in the bottom portion or is considered to be an urn shape, this indicates that: (Points: 5)

        the population is stable.

        the population is declining.

        the population is growing slowly.

        the population is growing rapidly.



9. A polymorphic locus is one that: (Points: 5)

        codes for more than one protein.

        codes for both protein and lipid.

        occurs in a population as more than one allele.

        occurs on more than one chromosome.



10. The number of eggs laid by a female is called her: (Points: 5)


        gonadosomatic index.

        growth form.




11. A "forb" is a(n): (Points: 5)

        fish species living in the open ocean.

        bird species having offspring independent at a young age.

        plant species with woody tissue.

        herbaceous, but non-graminoid, plant species.



12. The "K" in "K-selection" comes from the: (Points: 5)

        ecologist who coined it, Astrid Kodric-Brown.

        shape of the age-vs.-mortality-rate plot for K-selected species.




        "K" in the logistic growth equation.

        Greek letter "kappa," symbolizing fecundity.



13. Which of the following is NOT a characteristic favored by K-selection? (Points: 5)

        Low intrinsic rate of increase

        Late reproduction

        Many, small offspring

        Repeated bouts of reproduction



14. Which of the following environments for germinating seed is most likely to favor a plant species that makes many small seeds, compared to one that makes fewer larger seeds? (Points: 5)

        Nutrient limitation

        Competition from established plants





15. "Riparian" refers to plant communities occurring: (Points: 5)

        in the tropics.

        at high altitudes.

        along the edges of deserts.

        in transitions between riverbanks and upland areas.



16. The study of the relationship between climate and the timing of ecological events is called: (Points: 5)







17. __________ show more variation in life history traits than any other group. (Points: 5)







18. Turner and Trexler found a __________ relationship between egg size and __________ in the darter populations that live in rivers and streams of central North America. (Points: 5)

        positive; gene flow

        positive; egg number

        positive; female size

        negative; gene flow



19. Westoby, Leishman, and Lord found that on average, __________ produce the largest seeds. (Points: 5)


        woody plants

        climbing plants and vines




20. Which of the following are characteristics favored by K selection? (Points: 5)

        Rapid development

        Small body size


        High rmax 

Hello Roger,


I am not sure if I can get to these today, I some other previous requests. I'll try to answer by tomorrow (12/08) if that meets your deadline.


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Chris M. and 4 other Homework Specialists are ready to help you
Customer: replied 4 years ago.

Hi Chris,


I just sent you new postings. The deadline is 6:30 PM EST.

Thank you very much,


Okay, I'll have a look.
Customer: replied 4 years ago.

Hi Chris,


Would you be able to help me with essay writing?



Hello Roger,


Thanks for the request. Unfortunately, I don't generally do essay writing. It would be best to post your assignment in the Writing sub-category of Homework. Good luck on your paper!

Customer: replied 4 years ago.
Thank you Chris
You're welcome!

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