Activity 1 Flashcards
What does plant and other green organisms do?
they have a capacity to produce oxygen and remove the large amounts of carbon dioxide given off by all living organisms as they respire
What is greenhouse effect?
is a heat that is trapped close to the surface of the Earth by “greenhouse gasses”. Heat trapping gasses can be a blanket wrapped around the Earth
Greenhouse effect has?
carbon dioxide, methane, nitrous oxides
What is plant?
a source of products
What are the things that produced by plants?
condiments (spices), luxuries (perfume)
Where does medicine and drugs came from?
they came from plants, fungi, or bacteria
What is the role of microscopic organisms?
they play a vital role in recycling the wastes of animal and plant and aid in the building of healthy soils
What is methane gas?
a substitution for natural gas
produced from animal manures and decomposed plants
What is Energy Policy Act of 2005?
mandates the annual renewable fuel production
What is Cellulosic Ethanol?
derived from inedible plant fiber, such as wood chips or switchgrass
Who is Anton Van Leeuwenhoek?
the one who invented the microscope
What is Dendrochronology?
study of climate change and past events
deals with determining past climates by examining the width and other features of tree rings
What is algae?
they not only produce oxygen, but also utilize the waste of carbon dioxide produced by respiration and also produces food
What is closed system?
a self-supporting arrangement
What is botany?
study of plants
Greek word of botany?
botanikos (botanical)
botane (plant or herb)
boskein (to feed)
French word of botany?
botanique (botanical)
Scientists who study plants called?
botanists
What is scientific procedure?
process of experimentation, and the verifying or discarding the information
What is scientific method?
procedures of developing and testing hypothesis
What is hypothesis?
an unproven explanation of something that has been observed
What is testing?
will determine whether it is correct or incorrect
Scientific method pyramid
asking question
formulating hypothesis
experiments
developing a theory
2 forms of good experiment
variable and control
what is variable
a specific aspect that can be changed