24 _23 A period where there are plenty of resources available for all organisms so more births are recorded than deaths in organisms A Exponential Population Growth C. Normal Population Growth B. Logistic Population Growth D. None of the above The limiting factor that comes into play when population reaches a certain number of organisms. A Density-dependent C. The limiting factors of organisms B. Density - independent D. The population growth and capacity 25. Which of the following statements supports the idea that extinction is necessary? A To give away to other organisms to develop B. To let other organisms evolve and progress C. To know who is the fittest D. All of the above 26. Which of the following statements explains Lamarck's Theory of Use and Disuse? A Body structures develop because they are used extensively. B. Body structures develop because they are not in use C. Body structures develop because of competition D. Body structures develop because of mutation. 27. Which of the following statements best explains the Theory of Natural Selection? A Organisms develop desirable structures to survive in a given environment B. Acquired characteristics, which is the best test to show the relatedness of two organisms C. Organs that are not used may disappear, while organs that are constantly use may develop D. In nature, the organisms with desirable characteristics may survive, while those with weaker traits may not. 28. It is describe as the splitting of an ancestral population into two or more sub- populations that are geographically isolated from one another and have a homologous structure? A Convergent Evolution C. Comparative Anatomy B. Compression Evolution D. Divergent Evolution 29. Which of the following statements supports the idea that extinction is ecessary? A To let other organisms evolve and progress B. To give way for other organisms to develop C. To know who is the fittest D. All of the above Which pairs of animals show a correct example of homologous structures? A Wings of butterfly and bat B. Flipper of whale and forelimb of cat C. Fingers of human and arm of starfish D. Tongue of frog and proboscis of mosquito 31. Which of the following is NOT a reason why organisms migrate? A To reproduce C. To find a more suitable climate B. To get more food D. To avoid being eaten by a predators 32 Which of the following statements about biodiversity is TRUE? A More biodiversity - Less species B. More biodiversity - More population in an ecosystem C More biodiversity - Less chance for an ecosystem to sustain itself D. More biodiversity - Better chance for an ecosystem to sustain itself 30.

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