Pbio exam Study guides, Class notes & Summaries

PBIO Exam 2 Question and answers 2024 verified to passPBIO Exam 2 Explain how Rauvolfia serpentina went from being a traditional medicine to becoming a valued medicinal resource in western cultures - correct answer At first, the use of Rauvolfa serpentina by the indigenous people of where it is found was for many different ailments, and was also never properly tested until 1930 when it was found to help hypertension which was a major issue of the time Ethnobotany - correct answer the stu...

PBIO EXAM 3

PBIO EXAM 3

the sun what is the ultimate source of energy for planet earth radiation, UV, Infrared and visible what are the four forms that energy can come in? visible light which has the most intensive amount of energy 5 percent what is the percentage of UV 45 percent what is the percentage of infrared by absorbing energy from the sun (solar radiation) how does a cat get warmer? Ultraviolent, Infrared, and some visible what energy does it absorb? it i...

why are plants important? correct answer: -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 model organisms for basic science which of the following statements is NOT correct? correct answer: -plants have chitin-rich cell walls viruses were first discovered correct answer: in mosaic disease of tobacco leaves not all plants are _________; non plants, such as algae, are ___...

PBIO Exam 1 Study Guide

Some of the oldest agricultural sites are located in which area of the world? correct answer: The Fertile Crescent Plants have been slowly domesticated to suit human needs over the past 10,000 years by which method?` correct answer: Article Selection Which of the following might serve as evidence of ancient farming practices? correct answer: Grain processing tools soil mounding channels terraces pollen and phytolith microfossils whats corn a unique cereal grain correct answe...

PBIO Exam 3 Question and answers 100% correct 2024 PBIO Exam 3 Which of these is the term that describes when flowering occurs in plants based on abiotic factors such as temperature? - correct answer phenology Which of these is a supporting ecosystem service provided by Eastern forests and woodlands? - correct answer habitat for birds How has growing season changed, particularly in the Northern Hemisphere, throughout the 20th century (since early 1900's)? - correct answer longer W...

The transfer of pollen from the anther to the stigma is called? correct answer: Pollination The study of pollen is called? correct answer: Palynology The source of nutritive tissue for a growing plant (corn, wheat) and for much of the development of human civilizations is the correct answer: Endosperm Which of the following statements about pollinators is true? correct answer: A decline in pollinator populations is partly due to loss of habitat Which of the following plant parts ...

PBIO Exam 2..,, Question and answers rated A+ 2023/2024A habitat is A. where members of a species interact with physical surroundings B. the role a species has within a community C. the total area on Earth where living organisms exist. D. all of these - correct answer A. How does the movement of energy compare to the movement of matter through an ecosystem or the biosphere? A. Matter flows and energy gets recycled