1. Bio Activator: Take out your MCAS frameworks and a highlighter.
Read through all the standards and highlight anything you studied and now feel confident in based on the practice exam.

2. Question # 1
Two vegetable plants, swiss chard and beets, have the same scientific name, Beta vulgaris. Based on this information, which of the following statements describes these vegetables? (5.2) A.
They cannot interbreed with each other. B.
They are the same species of organism. C.
They cannot grow under the same conditions. D.
They have identical numbers of leaves when fully grown.

3. They are the same species of organism.
Question # 1
Two vegetable plants, swiss chard and beets, have the same scientific name, Beta vulgaris. Based on this information, which of the following statements describes these vegetables? (5.2) A.
They cannot interbreed with each other. B.
They are the same species of organism. C.
They cannot grow under the same conditions. D.
They have identical numbers of leaves when fully grown.

4. Question # 4
Which of the following is most important in classifying two groups of bears into the same genus? (5.2) A.
similar diets B.
similar genes C.
similar habitat D.
similar body size

5. B. similar genes Question # 4
Which of the following is most important in classifying two groups of bears into the same genus? (5.2) A.
similar diets B.
similar genes C.
similar habitat D.
similar body size

6. Question # 5
Which of the following statements describes a way in which plant cells and animal cells are similar? (2.3) A.
Both types of cells are prokaryotic. B.
Both types of cells are autotrophic. C.
Both types of cells have cell walls. D.
Both types of cells contain mitochondria.

7. Both types of cells contain mitochondria.
Question # 5
Which of the following statements describes a way in which plant cells and animal cells are similar? (2.3) A.
Both types of cells are prokaryotic. B.
Both types of cells are autotrophic. C.
Both types of cells have cell walls. D.
Both types of cells contain mitochondria.

8. Do the two groups eat the same kinds of food?
Question # 7 A.
Do the two groups eat the same kinds of food? B.
Are the two groups active at the same times each day? C.
Can the two groups interbreed to produce fertile offspring? D.
Do the two groups use similar anatomical structures for the same purpose?
Two groups of organisms are found living on opposite sides of an island. An active volcano prevents each group from traveling to the opposite side of the island. Scientists want to know if these two groups of organisms belong to the same species.The answer to which of the following questions would most help scientists determine whether the two groups belong to the same species? (5.2)

9. Can the two groups interbreed to produce fertile offspring?
Question # 7 A.
Do the two groups eat the same kinds of food? B.
Are the two groups active at the same times each day? C.
Can the two groups interbreed to produce fertile offspring? D.
Do the two groups use similar anatomical structures for the same purpose?
Two groups of organisms are found living on opposite sides of an island. An active volcano prevents each group from traveling to the opposite side of the island. Scientists want to know if these two groups of organisms belong to the same species.The answer to which of the following questions would most help scientists determine whether the two groups belong to the same species? (5.2)

10. Unicellular or Multicellular unicellular and multicellular
Kingdom
Nutrition
Nucleus
Unicellular or Multicellular
Fungi
heterotrophic
yes
unicellular and multicellular
Plantae
autotrophic
multicellular
Animalia ?
Question # 8
The table provides information about nutrition and cellular structure for organisms in different kingdoms. What information best completes the table? (2.3) A.
autotrophic, no, unicellular B.
autotrophic, yes, multicellular C.
heterotrophic, no, unicellular D.
heterotrophic, yes, multicellular

11. Unicellular or Multicellular unicellular and multicellular
Kingdom
Nutrition
Nucleus
Unicellular or Multicellular
Fungi
heterotrophic
yes
unicellular and multicellular
Plantae
autotrophic
multicellular
Animalia ?
Question # 8
The table provides information about nutrition and cellular structure for organisms in different kingdoms. What information best completes the table? (2.3) A.
autotrophic, no, unicellular B.
autotrophic, yes, multicellular C.
heterotrophic, no, unicellular D.
heterotrophic, yes, multicellular

12. The mushroom sea squirt is in the same class as the common sea grape.
Question # 10
The mushroom sea squirt is in the same class as the common sea grape.
The mushroom sea squirt is in the same family as the blue spot ascidian.
The mushroom sea squirt is in the same order as the white speck tunicate.
The mushroom sea squirt is in the same phylum as the starry skate.
The information to the right describes the most specific levels of classification that the mushroom sea squirt, Sycozoa gaimardi, shares with four other organisms.
To which of the four organisms is the mushroom sea squirt most closely related? (5.2) A.
common sea grape B.
blue spot ascidian C.
white speck tunicate D.
starry skate

13. Question # 10
The mushroom sea squirt is in the same class as the common sea grape.
The mushroom sea squirt is in the same family as the blue spot ascidian.
The mushroom sea squirt is in the same order as the white speck tunicate.
The mushroom sea squirt is in the same phylum as the starry skate.
The information to the right describes the most specific levels of classification that the mushroom sea squirt, Sycozoa gaimardi, shares with four other organisms.
To which of the four organisms is the mushroom sea squirt most closely related? (5.2) A.
common sea grape B.
blue spot ascidian C.
white speck tunicate D.
starry skate

14. the organism’s cell structure B. the organism’s population size C.
Scientists have discovered a new type of organism. To assign the organism to a domain and kingdom, which of the following is most important for scientists to know? (2.3)
Question # 11 A.
the organism’s cell structure B.
the organism’s population size C.
the organism’s social behavior D.
the organism’s reproductive rate

15. the organism’s cell structure
Scientists have discovered a new type of organism. To assign the organism to a domain and kingdom, which of the following is most important for scientists to know? (2.3)
Question # 11 A.
the organism’s cell structure B.
the organism’s population size C.
the organism’s social behavior D.
the organism’s reproductive rate

16. They eat the same types of insects. B.
Which of the following statements best explains why the chestnut-sided warbler, Dendroica pensylvanica, and the cerulean warbler, Dendroica cerulea, are classified as closely related species? (5.2)
Question # 13 A.
They eat the same types of insects. B.
They have similar DNA sequences. C.
They show similarities in their nesting behaviors. D.
They live in the same types of woodland habitats.

17. They eat the same types of insects. B.
Which of the following statements best explains why the chestnut-sided warbler, Dendroica pensylvanica, and the cerulean warbler, Dendroica cerulea, are classified as closely related species? (5.2)
Question # 13 A.
They eat the same types of insects. B.
They have similar DNA sequences. C.
They show similarities in their nesting behaviors. D.
They live in the same types of woodland habitats.

18. Its cells lack cell walls. It is motile. It is heterotrophic.
A scientist discovered a new organism in some caves in Pennsylvania. The organism has the following characteristics:
It is multicellular.
Its cells lack cell walls.
It is motile.
It is heterotrophic.
Based on this information, to which kingdom does the organism belong? (2.3)
Question # 14 A.
Animalia B.
Eubacteria C.
Fungi D.
Plantae

19. A scientist discovered a new organism in some caves in Pennsylvania
A scientist discovered a new organism in some caves in Pennsylvania. The organism has the following characteristics:
It is multicellular.
Its cells lack cell walls.
It is motile.
It is heterotrophic.
Based on this information, to which kingdom does the organism belong? (2.3)
Question # 14 A.
Animalia B.
Eubacteria C.
Fungi D.
Plantae

20. Question # 16
(5.2)

21. Question # 16
(5.2)

22. Question # 17
(2.3)

23. Question # 17
(2.3)

24. Question # 19
(5.2)

25. Question # 19
(5.2)

26. Question # 20
(2.3)

27. Question # 20
(2.3)