SDSU BIOL 459 Exam 1 Questions With Correct
Answers
Why study plants? - CORRECT ANSWER✔✔-To help conserve endangered plants
| | | | | | | | | |
and threatened environments
| |
To learn more about the natural world
| | | | | |
To better harness the abilities of plants to provide us with food, medicines, and
| | | | | | | | | | | | | |
energy
Why study plant biology? - CORRECT ANSWER✔✔-•Show interrelationships
| | | | | | | |
between plants and other fields of study
| | | | | |
•Gain fundamental knowledge for other upper division plant biology courses
| | | | | | | | |
•Share expertise gained with non-botanists
| | | |
•Prepare for careers in plant biology
| | | | |
Ecological Services Plants Provide - CORRECT ANSWER✔✔-•Plants help to control
| | | | | | | | |
atmospheric temperatures
| |
-convert carbon dioxide and water into carbohydrates and oxygen
| | | | | | | | |
(photosynthesis)
•Increased CO2, nitrogen oxides, methane, chlorofluorocarbons (CFCs) have
| | | | | | | |
intensified global-warming |
-trapping of Earth's radiating surface heat!
| | | | |
, Transgenic plants (GMOs) - CORRECT ANSWER✔✔-•new properties through
| | | | | | | |
genetic engineering |
-More nutritious |
-Deter pests (e.g., insects)
| | |
-Deter pathogens (e.g., fungi, viruses)
| | | |
•GMOs in the future | | |
-Biodegradable plastics |
-Vaccines
-Anti-cancer compounds |
Ancestors - CORRECT ANSWER✔✔-Plants descended from a eukaryotic ancestor +
| | | | | | | | |
a cyanobacteria
| |
What is a Land Plant (Kingdom Plantae)? - CORRECT ANSWER✔✔-•An organism
| | | | | | | | | | |
that is green & photosynthetic
| | | |
-Autotroph ("self-feeders") |
-Need complex pigment system to capture light energy and store as an organic
| | | | | | | | | | | | |
molecule
•Additional characteristics: |
-Cell wall composed of cellulose
| | | |
-Multicellular body |
-Can control water loss
| | |
-Have strengthening tissues
| |
Answers
Why study plants? - CORRECT ANSWER✔✔-To help conserve endangered plants
| | | | | | | | | |
and threatened environments
| |
To learn more about the natural world
| | | | | |
To better harness the abilities of plants to provide us with food, medicines, and
| | | | | | | | | | | | | |
energy
Why study plant biology? - CORRECT ANSWER✔✔-•Show interrelationships
| | | | | | | |
between plants and other fields of study
| | | | | |
•Gain fundamental knowledge for other upper division plant biology courses
| | | | | | | | |
•Share expertise gained with non-botanists
| | | |
•Prepare for careers in plant biology
| | | | |
Ecological Services Plants Provide - CORRECT ANSWER✔✔-•Plants help to control
| | | | | | | | |
atmospheric temperatures
| |
-convert carbon dioxide and water into carbohydrates and oxygen
| | | | | | | | |
(photosynthesis)
•Increased CO2, nitrogen oxides, methane, chlorofluorocarbons (CFCs) have
| | | | | | | |
intensified global-warming |
-trapping of Earth's radiating surface heat!
| | | | |
, Transgenic plants (GMOs) - CORRECT ANSWER✔✔-•new properties through
| | | | | | | |
genetic engineering |
-More nutritious |
-Deter pests (e.g., insects)
| | |
-Deter pathogens (e.g., fungi, viruses)
| | | |
•GMOs in the future | | |
-Biodegradable plastics |
-Vaccines
-Anti-cancer compounds |
Ancestors - CORRECT ANSWER✔✔-Plants descended from a eukaryotic ancestor +
| | | | | | | | |
a cyanobacteria
| |
What is a Land Plant (Kingdom Plantae)? - CORRECT ANSWER✔✔-•An organism
| | | | | | | | | | |
that is green & photosynthetic
| | | |
-Autotroph ("self-feeders") |
-Need complex pigment system to capture light energy and store as an organic
| | | | | | | | | | | | |
molecule
•Additional characteristics: |
-Cell wall composed of cellulose
| | | |
-Multicellular body |
-Can control water loss
| | |
-Have strengthening tissues
| |
