1. A biology student collected pine needles from four different trees. She then made diagrams showing the number and actual length of needles in a bundle and the common and scientific name of each species. These four different pine trees are not classified in the same O   a. order O   b. species O   c. genus O   d. phylum

2. In 1910, Thomas Morgan discovered traits linked to sex chromosomes in the fruit fly. The Punnett square shows the cross between red-eyes females and white-eyed males. Fruit flies usually have red eyes. If a female and male offspring from the cross shown are allowed to mate, what would the offspring probably look like? O   a. 2 red-eyed females; 2 white-eyed males O   b. 2 red-eyed females; 1 red-eyed male, 1 white-eyed male O   c. 1 red-eyed female and 1 white-eyed female; 2 red-eyed males O   d. 2 white-eyed females; 1 white-eyed male and 1 red-eyed male

3. A flower with this shape would use what type of pollinator? O   a. wind O   b. mammal O   c. rain O   d. hummingbird

4. Which of these statements is supported by the data shown in the table? O   a. All cells have nuclei for control of cell functions. O   b. Only animal cells are not covered by a cell wall. O   c. Each of the kingdoms has different organelles for metabolism. O   d. Some protists carry on photosynthesis.

5. A chart of human chromosome pairs is called a karyotype. What information is shown in this karyotype? O   a. The sex of the individual. O   b. The age of the individual. O   c. The condition of trisomy exists. O   d. Gene dominance.

6. These feet belong to different birds. Three of these birds spend most of their time on the ground, while one bird rarely walks on the ground. Which foot belongs to the bird that is best adapted for grasping branches? O   a. foot A O   b. foot B O   c. Foot C O   d. Foot D