What type of scientist classifies organisms into groups?
A. taxonomist
B. botanist
C. zoologist
D. embryologist
E. geneticist
Answer: A
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Realized niches are larger than fundamental niches
Indicate whether the statement is true or false.
Which of the following is not a biochemical test used to identify a pathogen?
A.) acid-fast reaction B.) hydrolysis of gelatin C.) coagulase production D.) indole production E.) carbohydrate fermentation
Color changes in leaves Leaves of many plants change colors in the fall because
a) the cooler weather causes plants to produce more of the accessory photosynthetic pigments. b) chlorophyll in the leaves degrades with shorter days and cooler temperatures. c) the decrease in daylight hours causes the plant to produce more of the accessory photosynthetic pigments. d) plants produce more chlorophyll. e) All answers are correct.
Which of the following items that are commonly added during food preparation can be considered a preservative?
A) apple juice B) meat broth C) garlic D) yeast E) whey