Q1. Which term describes the maximum number of individuals a habitat can support?A. Population densityB. Carrying capacityC. Growth rateD. Natality
Q2. Which of the following is a correct statement about parasitism?A. Parasites always kill their host immediately.B. Parasitism benefits one species while harming the other.C. Parasites obtain energy without harming the host.D. Parasitism is a form of mutualism.
Q3. Which of the following statements about ecological succession is correct?A. Primary succession occurs in areas with existing soil.B. Secondary succession happens after disturbances like wildfires.C. Pioneer species appear at the climax stage.D. Ecological succession never leads to a stable community.
Q4. Which of the following is an example of resource partitioning?A. Lion and tiger hunting the same prey in the same areaB. Different species of warblers feeding on different parts of the same treeC. Two species of finches competing for the same foodD. Cuckoo laying eggs in a crow's nest
Q5. Which of the following statements about biotic and abiotic factors is incorrect?A. Abiotic factors include sunlight, water, and temperature.B. Biotic factors include all living organisms in an ecosystem.C. Abiotic factors do not influence population growth.D. Both biotic and abiotic factors shape ecosystems.
Q6. Which parameter is used to measure the reproductive fitness of a population?A. Carrying capacityB. Natality rateC. Intrinsic rate of natural increase (r)D. Sex ratio
Q7. Which of the following statements about mutualism is FALSE?A. Both species benefit in mutualism.B. Mycorrhizae help plants absorb nutrients while receiving carbohydrates.C. Predation is a form of mutualism.D. Fig trees and wasps show a highly specific mutualistic relationship.
Q8. Which of the following is an incorrect statement about r-selected species?A. They produce many offspring with minimal parental care.B. They tend to have a short lifespan.C. They exhibit slow growth and delayed reproduction.D. They often thrive in unpredictable environments.
Q9. Which equation represents exponential population growth?A. dN/dt = rNB. dN/dt = K – NC. Nt = N0 + KD. N = rK
Q10. Which of the following equations represents logistic growth?A. dN/dt = rNB. dN/dt = rN (K-N)/KC. Nt = N0 e^rtD. N = K+r