Written quiz in Population Ecology/Human Population

Use the key words: Population, Exponential (J) growth, sigmoid (S) growth, Survivorship curve 1, Survivorship curve 3, Birth rate (natality), death rate (mortality), carrying capacity, biotic potential, migration

• _________ 1. the moving in or out of the organisms in a population.• _________ 2. refers to the number of same individuals interacting with each other in

a given area.• _________ 3. is the maximum number of organisms an ecosystem system can support,• _________ 4. a growth pattern in which a population increases rapidly.• _________ 5. a growth pattern in natural population where the carrying capacity

limits the population to increase.• _________ 6. refers to the number of individual born in a population• _________ 7. refers to the number of individual die in a population.• _________ 8. the maximum reproductive capacity of a population under optimum

environmental conditions. (e.g. Philippine eagle)• _________ 9. A survivorship curve characterized by few birth rate but the life

expectancy is longer. (e.g human• _________10. A survivorship curve characterized by high birth rate but many die (e.g

fish)

Enumeration

• factors that limit population size1.2.3.• Suggest to ways to combat population

explosion in the Philippines.4.5.

Question no. 6

• What population pyramid is shown in the illustration?

A. PyramidB. ConstrictiveC. StationaryD. Loop

Question no. 7

• Density dependent factors are factors that depend on the size of a population. Which of the following is NOT a density dependent factor?

A. FoodB. SpaceC. EarthquakeD. Predator

Question 8

• The phase where the population is increasing slowly

A. LagB. Log

(exponential)C. StationaryD. All of the

choices

• Give the distribution pattern of the following population (random, uniform, clumpled)

Question 9 - School of fishQuestion 10 – Cactus plants in the desert

Prefinal Answer Key

Answer key

• Test I1.B2.C3.C4.B5.A6.A7.D8.B

9. C10.D11.C12.B13.B14.A15.C

Answer Key• Test IIA. Symbiosis1. C2. D3. E4. B5. AB. Adaptation6. E7. A8. D9. B10. C

• C. Distribution patter

11. A12. A13. B14. C15. B

Answer Key

• Test III (true or false1. True2. True3. True4. False5. True6. False7. False8. True9. False10.True

• IV. Identification1. Exponential2. Warning3. Community4. Stationary5. Cryptic coloration6. Population7. Photochemical smog8. Biotic potential9. Symbiosis10. Eutrophication