STAAR Science - Grade 8: Living Organisms 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. What is an important thing to do once you've gone through a dichotomous key?

Question 2 2. Which is a membrane-bound organelle?

Question 3 3. A dichotomous key starts with _____ information and leads to _____ information.

Question 4 4. What are the main parts of the immune system?

Question 5 5. Unicellular organisms are able to

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Question 6 6. Which of the following statements about asexual reproduction is NOT true?

Question 7 7. Human cells are which type?

Question 8 8. Which of these structures helps plant cells maintain their rectangular shape?

Question 9 9. The food chain begins with which one of the following?

Question 10 10. Which of the following statements about taxonomic levels is correct?

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Question 11 11. Dichotomous keys are most similar to _____.

Question 12 12. What was Linnaeus's classification system based on?

Question 13 13. Which eukaryotic kingdom is made of both unicellular and multicellular organisms?

Question 14 14. _____ unicellular organisms can be seen by the naked eye.

Question 15 15. What does dichotomous mean?

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Question 16 16. Which scientist used a powerful magnifying lens to view tiny animals living in pond water, describing them as animalcules?

Question 17 17. Which of the following structures is selectively permeable?

Question 18 18. Which of the following is NOT considered to be an autotroph?

Question 19 19. What do both prokaryotes and eukaryotes have that is involved in translation?

Question 20 20.

Which of the following statements about gametes are true?

I. In sexual reproduction, each parent provides genetic material for the formation of either an egg or a sperm cell.

II. Gametes are produced by mitosis.

III. If a sexually reproducing organism is diploid, the gametes are haploid.

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Question 21 21. The whip-like tails of Euglena are known as

Question 22 22. What is one difference between the nervous and endocrine systems?

Question 23 23. Evolutionary relationships among the Domains have been determined primarlily by comparing

Question 24 24. The purpose of _____ is to provide separation and compartmentalization of processes in eukaryotes.

Question 25 25. Which of the following correctly displays a scientific name using binomial nomenclature?

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Question 26 26. Which of the following is NOT part of cell theory?

Question 27 27. Large central vacuoles are only found in ___ cells.

Question 28 28. This double-membraned organelle is the site of photosynthesis in plant cells:

Question 29 29. Plants are ___, while animals are ___.

Question 30 30. Unicellular organisms are made of _____

STAAR Science - Grade 8: Living Organisms 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!

STAAR Science - Grade 8: Test Prep & Practice  /  Science Courses
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