BESC Exam Exam Bundle

Explain the primary ecological role of fungi - Answer-recyclers/degraders, break down complex organic compounds into simple molecules, minerals, and energy, elements are then reused by other organisms List the structural components of plants that fungi can degrade - Answer-Cellulose Lignin Pect...

Mycorrhizae - Answer-- Symbiotic relationships between fungal hyphae and plant roots Stachybotrys Chartarum - Answer-- "Sick Building Syndrome - Severe Hematologic and Neurological damage Mycology - Answer-- The study of fungi - "Mykes" is Greek for mushroom - "Logos" is greek for disc...

Mycology - Answer-the study of fungi Fungus - Answer-a eukaryotic, heterotrophic organism, devoid of chlorophyll, with chitin in cell walls, that obtains its nutrients by absorption, usually reproduces by spores and usually exhibits a pronounced polarization of growing cells Eukaryotic - Answe...

oomycota - Answer-not "true fungi", characterized by production of thick-walled oospores and the production of mobile flagellate asexual spores (zoospores), more closely related to algae, cell walls contain cellulose, nuclei are diploid, no septa oospore - Answer-sexual spore of oomycete zoo...

Cellulose - Answer-complex carbohydrate which is the major constituent of plant cell walls (produced by the enzyme cellulase) Lignin - Answer-the binding agent which holds plant cell walls together, primarily in wood (produced by the enzyme ligninase) Pectin - Answer-binding agent between plan...

Fungi - Answer-Kingdom composed of heterotrophs -Eukaryotic - devoid of chlorophyll - obtains nutrition through absorption -typically reproduces through spores Number of fungal species estimation - Answer-approx 1.5 million Septum - Answer-cross wall cytoplasm organelles cross through ...

In a sample of women, the number of children that each woman has is an example of which level of measurement? Interval Nominal Ordinal Ratio - Answer-ratio Military ranks are an example of what level of measurement? Nominal Ratio Ordinal Interval - Answer-ordinal Gender is an example o...

Type I error (alpha) - Answer-False positive results ex: reject the null hypothesis when you should accept it Type II error (beta) - Answer-False negative results ex: accept the null hypothesis when you should reject it Which inferential test should be used to compare two sample means ...

One reason that researchers nearly always gather data from samples of participants instead of entire populations is because.. - Answer-it can be impractical or even impossible to study populations. According to the Central Limit Theorem, the mean of the sampling distribution of means - mu_{ov...

Inferential statistics are typically contrasted with _____ statistics. - Answer-descriptive Which of the following is a defining characteristic of experiments? - Answer-Manipulations In an experiment, the variable that the researcher manipulates is called the _____ variable. - Answer-independe...

Categorical variable - Answer-Indicates different categories. Ex: gender, college major etc. Nominal variable - Answer-The variable consists of names of categories. The coding system is arbitrary. Ordinal variables - Answer-Indicates first, second, third, etc. rank variables. Quantitative v...

Categorical variable - Answer-Indicates different categories. Ex: gender, college major etc. Nominal variable - Answer-The variable consists of names of categories. The coding system is arbitrary. Ordinal variables - Answer-Indicates first, second, third, etc. rank variables. Quantitative v...

one reason that researchers nearly always gather data from samples of participants instead of entire populations is because.... - Answer-It can be impractical or even impossible to study populations If a test has a population mean of 70 and standard deviation of 6, then what is the z-score for a ...

why is water conducive to origin and maintenance of life - Answer--universal solvent -polar -high specific heat - large latent heat (heat transport thru phase changes) -strong cohesion and adhesion how was the chemical nature of water discovered - Answer-Lavosier ran an electric current throu...