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GED Science: Life Sciences Chapter Exam

Exam Instructions:

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

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Question 1 1. Which of the following structures is selectively permeable?

Question 2 2. The study of the genetic variation within a population is known as:

Question 3 3. In pea plants, having smooth pods is dominant to having wrinkled ones. What would be an explanation for wrinkled pods showing up if both parents were smooth?

Question 4 4. What would be a possible genotype of an offspring if the parent's genotypes were AABBCC and aabbcc?

Question 5 5. Which of the following is NOT one of the six classes of nutrients?

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Question 6 6. Which of the following are characteristics of DNA?

Question 7 7. _____ can be defined as a change in a characteristic within a population over time.

Question 8 8. What would be the expected ratio of genotypes in a cross between two parents who were both heterozygous?

Question 9 9. What happens to the solar light energy in photosynthesis?

Question 10 10. What can an herbivore be categorized as?

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Question 11 11. In a typical ecosystem, what percentage of the energy produced by the autotrophs then consumed by the primary consumers will be passed along to the secondary consumers?

Question 12 12. What are the functions of DNA?

Question 13 13. In a type of flower, red is dominant to white. What would be the expected phenotypes of the offspring if a cross was done between two white flowers?

Question 14 14. Which of the following classes of nutrients are categorized as micronutrients?

Question 15 15. What are the reactants of photosynthesis?

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Question 16 16. Which statement correctly describes what photosynthesis accomplishes?

Question 17 17. Human cells can be classified as which of the following?

Question 18 18. DNA stands for which of the following?

Question 19 19. How many trophic levels does an omnivore feed on within an ecosystem?

Question 20 20. What is the role of the pigment molecules in photosynthesis?

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Question 21 21.

Which of the following is an example of natural selection?

I. Albino animals are rare in nature because they are easy for predators to find.

II. The fastest gazelle is least likely to be eaten by a lion.

III. The gorilla that is strong enough to become alpha male is the most likely to pass on his genes.

Question 22 22. All cells have which of the following structures?

Question 23 23. Which of the following is NOT part of cell theory?

Question 24 24. Why are macronutrients special?

Question 25 25. Which of the following are the nucleotide bases in DNA?

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Question 26 26.

Which of the following statements does NOT represent the idea of acquired characteristics?

I. A body builder develops stronger muscles during the course of his life, so his son will be strong as well.

II. A cat that lost its tail will produce offspring with shorter tails.

III. Neck length in a giraffe population increased over time since taller giraffes had a competitive advantage over shorter giraffes.

Question 27 27. In eukaryotic organisms, the DNA is stored where?

Question 28 28. Which of the following organisms is a primary consumer of a prickly pear cactus?

Question 29 29. What constitutes a food web?

Question 30 30. Which of the following statements is NOT true?

GED Science: Life Sciences Chapter Exam Instructions

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

GED Science: Life, Physical and Chemical  /  Science Courses
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