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Biology Knowledge Test 2
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Biology tests cover such subjects as the chemistry of life, evolution, genetics and ecology.

Biology Knowledge Test 2
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25 Questions

1. A cell membrane is ______________?
2. Many animals protect themselves with an exoskeleton. Which of the following is an example of an animal with an exoskeleton?
3. A multicellular organism is:
4. DNA exists in the form of __________ strands of DNA coiled about each other.
5. What it is the name given to specialized structures within cells responsible for carrying out specific functions such as providing energy and producing hormones?
6. When sexual reproduction occurs in multicellular organisms, a process takes place before cells fuse whereby a cell is left with half of its chromosomes, enabling the creation of a cell with a characteristic chromosome number. What is this process called?
7. Light initiates different types of cellular reactions. Which of the following responses to light converts the energy from light into a gain of potential energy?
8. The functional unit of heredity is the _____________.
9. Which of the following directly (as opposed to indirectly) supports Charles Darwin's theory of evolution?
10. Changes in the genetic makeup of an organism may be due to which of the following?
11. A cell uses which of the following to accelerate chemical reactions enabling its metabolic machinery to operate?
12. The bodies of all insects have _______ major divisions.
13. A cell membrane is ______________?
14. Which of the following is not part of the metabolic sequence?
15. The term thallus refers to the plant-like structure of which of the following organisms?
16. Which of the following are NOT organelles found in animal cells?
17. In normal sexual reproduction, two mature gametes fuse to form a(n) _____________.
18. The functional unit of heredity is the _____________.
19. A cell uses which of the following to accelerate chemical reactions enabling its metabolic machinery to operate?
20. Single-celled protists with animal-like behavior belong to the phylum ______________.
21. All of the following are similarities between unicellular organisms and multicellular organisms, except _____________.
22. The phrase "survival of the fittest" is an alternate phrase expressing which of the following principles?
23. Sterile female honey bees are called _________________.
24. Changes in the genetic makeup of an organism may be due to which of the following?
25. Light initiates different types of cellular reactions. Which of the following responses to light converts the energy from light into a gain of potential energy?

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