Botany > EXAM > PBIO Exam 1 | 55 Questions with 100% Correct Answers | Updated | Download to score A+ (All)

PBIO Exam 1 | 55 Questions with 100% Correct Answers | Updated | Download to score A+

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why are plants important? - ✔✔-plants produce most of the oxygen we breathe -plants produce most of the chemically stored energy we consumer as food and burn for fuel -plants are an excellent mo ... del organisms for basic science which of the following statements is NOT correct? - ✔✔-plants have chitin-rich cell walls viruses were first discovered - ✔✔in mosaic disease of tobacco leaves not all plants are _________; non plants, such as algae, are ______________ - ✔✔photosynthetic imagine that in hanging a sign you pound a nail into the bark of a 10-meter tall tree. if your nail were initially 0.5 (2) meter above the ground level, at approximately what height would you expect to find the nail when the tree reaches 20 meters in height? - ✔✔0.5 (2) meter above the ground which of the following is NOT correct? - ✔✔a molecule is a substance that consists of two or more atoms of the same or different elements joined by chemical bonds. for example, a water molecule (H2O) is made of two elements of hydrogen and one element of oxygen [Show More]

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