Biology of Higher Plants BIOL 2241 Practice questions up to Exam 1. Answers will
ID: 179472 • Letter: B
Question
Biology of Higher Plants BIOL 2241 Practice questions up to Exam 1. Answers will NOT be provided, but if you have difficulty with specific questions, you can come to office hours, make an appointment, or send me a massage through BlackBoard. Life existed on Earth as early as years ago. A) 300 to 400 thousand B) 3 to 4 million C) 300 to 400 million D) 3 to 4 billion E) 300 to 400 billion If human population growth continues at predicted rates, how much additional food will we need to produce in 40 year? The written record of using medicinal plants for treating various ailments goes back years A) 500 B) 1000 C) 2000 D) 4000 E) 8000 The science of isolating & characterizing active, medicinal compounds from plants goes back years A) 100 B) 200 C) 500 D) 4000 E) 8000 The endosymbiont hypothesis proposes that chloroplasts are derived from A) photosynthetic methanogen archae bacteria B) photosynthetic cyan bacteria C) photosynthetic eukaryotic red algae D) one of the many developmental fates of mitochonria E) repeated folding of the endoplasmic reticulum Plants are important to the biosphere because they convert CO_2 and light energy to and Describe briefly the advantages of moving onto land for early plants Draw a table below and in the first column name four evolved traits in land plants, and in the second column, describe the advantage of each evolved trait.Explanation / Answer
Answer
Life existed on earth as early as= D] 3-4 billion years ago
Explaination= Abiogenesis or origin of life is the natural process by which life arises from nonliving matter.
such as simple organic compounds
Origin of life syudied by using laboratory experiments
1] theory of spontaneous generation by =Francesco Redi
The earth is formed about 4.5 billion years ago
2] Louis pasteur experiment
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