21. Who is known for his work "The Origin of Species through Natural Selection?
A Louis Pasteur
C. Gregor Mendel
B. Alexander Fleming
D. Charles Darwin
22 What is the name of the ship that Charles Darwin used in his voyage to different places?
A Beagle
C. Dalmatian
B. Poodles
D. Huskey
23. Where did Darwin have his observations?
A Galapagos Island
C. Solomon Island
B. Indonesia
D. Cebu Island
24 What is Charles Darwin's idea of evolution?
A. Use and disuse
C. Survival of the fittest
B. According to needs
D. Reproduction
25. Which of the following decides on the survival of species?
A Environment
C Food
B. Mate
D. Water
26. How did Darwin describe the changes in a population?
A Abrupt
C. Fast
B. Slow
D. Turbid
27 Which of the following best supports natural selection?
A. The strongest will survive.
C. The biggest will survive.
B. The fittest will survive.
D. The smallest will survive.
28. Which of the following observations led to the development of natural selection?
A Beaks and sizes of finches
C. Fishes that thrives in salt water
D. The kinds of predators.
29. What is the key idea of natural selection?
A Survival of the fittest
C Continental drift
B. The breed of dogs
B. Prey will eat all preys
D. Food scarcity
30. What phenomenon was brought about by industrialization?
A Industrial melanism
C. Industrial matamorphosis
B. Industrial population
D. Industrial strategies​