Pbio Study guides, Class notes & Summaries

PBIO Exam 3 Question and answers correctly solved 2024 PBIO Exam 3 What are the uses for poisonous plants for both people and the plants? - correct answer Plants- defend against herbivores People- remove pests, hunting Describe the effects of strychnine and curare and explain how each of them they are used. - correct answer Strychnine- causes muscle spasms, makes the senses very sensitive. Used modern day as rat poison Curare- causes muscle paralysis and eventually death. Used either i...

PBIO Exam 1 Question and answer 100% correct 2024PBIO Exam 1 what is the ultimate source of energy for planet earth - correct answer the sun what are the four forms that energy can come in? - correct answer radiation, UV, Infrared and visible which has the most intensive amount of energy - correct answer visible light what is the percentage of UV - correct answer 5 percent what is the percentage of infrared - correct answer 45 percent how does a cat get warmer? - correct answ...

Which of the following invasive plants interferes with boating opportunities? A.Hydrilla B.Blister rust C.Yellow starthistle D.All of these correct answer: A.Hydrilla If a native species causes harm in an ecosystem, it can be considered invasive. A.True B.False correct answer: B.False A fungal blight led to the disappearance of which tree population from American deciduous forests? A.Gingko. B.Redwood C.Chenopodia. D.Chestnut. All of these. correct answer: D. Chestnut ...

PBIO Final Exam

State the estimates of diversity in the U.S. and Canada and in Mexico and explain what is meant by biodiversity hotspots correct answer: Encompasses 15% of the planet's total land area -Biodiversity hotspots: specific areas around the globe with particularly high concentrations of species that have experienced habitat loss Describe how human activities have led to losses of biodiversity and identify the leading contributor correct answer: Human settlement and farming have led to destructi...

PBIO Exam #4 Review Question and answers 2024 verified to passPBIO Exam #4 Review State the estimates of diversity in the U.S. and Canada and in Mexico and explain what is meant by biodiversity hotspots. - correct answer US/Canada: 20,000 plant species Mexico: 22,000 plant species Biodiversity Hotspots: areas with high concentration of species that are native only to that area but where much of the habitat for those species has been lost. Distinguish between in situ and ex situ conserv...

PBIO 1030 Exam 3, Kimberly Thompson

PBIO 1030 Exam Question and answers 100% correct 2024 PBIO 1030 Exam #2 Palynology - correct answer study of pollen Pollination - correct answer transfer of pollen from the anther to the stigma Endosperm - correct answer source of nutritive tissue for a growing plant (corn, wheat), important food resource for agricultural communities throughout history, makes up the bulk of grains, result of double fertilization in plants benefit of palynology - correct answer Forensic evidence in ...

State the estimates of diversity in the U.S. and Canada and in Mexico and explain what is meant by biodiversity hotspots. correct answer: US/Canada: 20,000 plant species Mexico: 22,000 plant species Biodiversity Hotspots: areas with high concentration of species that are native only to that area but where much of the habitat for those species has been lost. Distinguish between in situ and ex situ conservation and explain how they are connected. correct answer: Ex situ conservation is taki...

PBIO Final Exam Questions with complete solution 2023/2024Plants are important because they: a. provide oxygen b. provide food c. provide clothing d. A & B e. B & C f. All of the above. - correct answer all of the above The most important difference between plants and other living things is that: - correct answer plants use photosynthesis to make their own food What is photosynthesis, in a nutshell? - correct answer carbon dioxide + water = sugars and oxygen Match the plant parts ...