Understand The Different Types Of Lichens

Words: 628

Pages: 3

Open Document

The purpose of this experiment is to understand what lichens are and understand how they are bio-indicators. Lichens are composite, symbiotic organisms made up from members of as many as three kingdoms. Bio-indicators are organisms that respond in an intense method to environment changes. Since are useful bio-indicators for air pollution, it is important for us to identify where they are to find the source of the pollution. The best place to observe lichens would be at a cemetery, but since I have a fear of being in that environment I preferred to find them around my neighborhood. My hopes were to find lichens in interesting places that are easily found. I noticed before that I come across a lot of moss so I hope I can discover lichens in my environment. Some places that I hope to find them are on tree barks or wood logs. Before heading out on my field trip, I researched images of types of lichens that are found on trees to help me identify them easier. …show more content…
I first went to my backyard and found substance that seemed like lichens but also seemed like moss on my trees. I was not sure about that so I began to walk around. To my surprise, one of my neighbors has an old wood fence and when I passed by I noticed two perfect visible pieces of lichen. When I went back to my house I noticed a piece of bark on the floor that has lichens on it. I was surprised and began to look around to see which tree it fell from. I noticed it came from the tree right in front of my house and a branch all the way up high is full of lichens. So area 1 was found on a piece of wood and area 2 was found on a tree

Lichens Investigation

coursework: Lichens Page 1: introduction Page 2: Research & rationale Page 3: Planning Investigating light intensity in lichens Experimental hypothesis: There is a strong correlation between light intensity and the abundance of lichens on trees. Null…

Words 1787 - Pages 8

Ultraviolet Vision Essay

Ultraviolet vision is less commonly known as tetrachromacy which is a condition in which you have four different colour channels and are able to process colour differently than those without the four different types of cone cells. There are different types of wavelengths that are involved in vision. Blue waves are short wavelengths and they focus at shorter distances whereas red waves are long wavelengths and focus at much long wavelengths (Gustafsson, Collin, Kroger, 2008). According to Gerald Jacobs…

Words 1507 - Pages 7

Essay on Unit 9 Environmental Chemistry

alters rocks and building materials over time • consider how the atmosphere and water resources are affected by natural processes and the activity of humans • consider how environmental conditions are monitored and controlled • distinguish between different environmental issues In scientific enquiry pupils: • consider how scientists work to monitor the environment • decide on the suitability of secondary sources for providing information on a particular question • consider how evidence for climate and…

Words 2787 - Pages 12

Glacier National Park (GNP)

Glacier National Park (GNP) is described as a legacy to the people of the United States (U.S.) and to the world (National Park Service (NPS), 1999). In 1910, GNP was established as 10th national park in the United States, but evidence of human use in the area dates back to over 10,000 years (NPS, n.d.). GNP is a 1,583 square mile wilderness area in Montana’s (MT) Rocky Mountains with rugged peaks, clear waters, and glacial-carved valleys that boarders Waterton Lakes National Park Canada (NPS, n…

Words 1683 - Pages 7

Tracing Darwin's Path Essay

gains size while flowing through the park forming waterfalls, lakes, and streams. The river meets the ocean at the base of Puerto Williams. The park is also home to many species of mosses, lichens, invertebrate, and birds that only reside in this area. Within the park, paths explore many different habitat types of the region coastal coigue forests, lenga parks, irre forests, peat bogs, invasive beaver wetlands and alpine heath. There are markings along the paths to identify certain species. These…

Words 2172 - Pages 9

Hair Loss Essay

also medical solutions like Minoxidil. Understanding the causes and solution to hair loss will help you view it more as a medical condition then a cosmetic problem.Causes and Solutions to Women Hair Loss Every year six million women suffer from some type of hair loss. When hair loss is noticed, women automatically contact their hair stylist for tips and solutions. After researching this topic, I notice that hair loss is more of a medical problem then a cosmetology problem. Therefore, women who suffer…

Words 2322 - Pages 10

Essay on Biology Notes

BIOLOGY EVIDENCE OF EVOLUTION 1. Outline the impact on the evolution of plants and animals of: - changes in physical conditions in the environment - changes in chemical conditions in the environment - competition for resources Changes in the environment of living organisms can lead to the evolution of plant and animal species. These environmental changed in condition may be physical, such as temperature changes, or chemical, such as changes in water salinity. Change may also…

Words 2869 - Pages 12

Essay on Teaching Science

Students will gain a firm understanding of what a biome is, characteristics of specific biomes, learn about what plants and animals inhabit the following biomes: tundra, desert, ocean, tropical rainforest, temperate rainforest, and grassland, and understand why certain animals and plants live in specific environments by the end of the unit. They will use technology and other resources to gain this understanding. The technology concepts the students will gain from this unit will be to explore the internet…

Words 5099 - Pages 21

Essay on Walden Chapter 1-3 Research Report

Victoria Griscom Twenty “Why” Questions: 1. Why is Thoreau so adamant in that he thinks every author should be able to write about themselves instead of just about others? “…require of every writer, first or last, a simple and sincere account of his own life…” (Pg. 1) 2. Why does he insist that the old are not anymore wise than the young? “…the old have no very important advice to give the young…” (Pg. 7) 3. Why does he think it is important to wake up every morning and view the dawn…

Words 4699 - Pages 19

Dental Question Bank Essay

1 1. For lower premolars, the purpose of inclining the handpiece lingually is to A. B. C. D. Avoid buccal pulp horn Avoid lingual pulp horn Remove unsupported enamel Conserve lingual dentine 2. For an amalgam Restoration of weakened cusp you should A. B. C. Reduce cusp by 2mm on a flat base for more resistance Reduce cusp by 2mm following the outline of the cusp Reduce 2mm for retention form 3. Before filling a class V abrasion cavity with GIC you should A. B. C. Clean with pumice, rubber cup…

Words 33457 - Pages 134