Bio 220 - Study guides, Class notes & Summaries

BIO 220 Exam 3 GCU 2024 LATEST 100% Accurate Exam| GUARANTEED PASS

Factors that limit population size - correct answer disease, war, famine, migration, high infant mortality, cultural factors (late marriage) etc. Carrying Capacity - correct answer number of organisms in a given species that can be supported indefinitely Malthus - correct answer Wrote "An Essay on the Principle of Population" 1798 -predicts population (exponential growth) will outgrow food supply (steady growth)--environmental degradation Demography - correct answer -The scie...

Name the 4 Protista that affect humans and HOW they affect us - 1. Giardia- contaminated cold water 2. African Sleeping Sickness- transmitted by Tsetse fly 3. Malaria- transmitted by mosquitos 4. Red Tide- Bloom of dinoflagellates that release neurotoxins What is the life cycle of a trematode? (liver fluke) - 1. Eggs passed through human feces 2. snail eat human feces with eggs 3. Cercariae leave snail and burrow into fish 4. Human eat undercooked fish 5. Metacercaria move to liver a...

1. Question:Which is the correct order for the scientific method? 2. Question:Which worldview includes both living and nonliving components, stating that both have a right to exist? 3. Question:What is needed to have a sustainable ecosystem? 4. Question:Which of the following best describes environmental stewardship? 5. Question:Which of the following terms measures resource and waste impacts? 6. Question:Which of the following is a nonrenewable resource? 7. Question:A source of pollution...

Bio 220 Lab Exam 1 questions with complete solutions graded A+

Bio 220 Lab MIDTERM NEWEST ACTUAL EXAM COMPLETE QUESTIONS AND CORRECT DETAILED ANSWERS (VERIFIED ANSWERS) |ALREADY GRADED A+ Know how to calculate magnification - CORRECT ANSWER total magnification of the objects is calculated by multiplying the magnification of the ocular (10x) by the magnification of the objective lens par focal microscope - CORRECT ANSWER "binocular" stays focused ;once an object has been focused, you can rotate to another one and the image will remain...

1. Question:Which of the following is not a biome? 2. Question:Non-native species are introduces by: 3. Question:Which of the following terms includes all the others? 4. Question:When 2 species require the same limited resources and can reduce the overall health of one or both species is an example of 5. Question:What is the difference between R Vs K selection? 6. Question:Which of the following is not a characteristic of a living organism? 7. Question:Which of the following best describes...

BIO 220 Microbiology Exam 1 (90 questions already graded A+).

Acute toxicity (Ans - When the toxic effect of single or multiple exposures to a chemical result in sudden adverse effects, usually within 14 days of administration. a) Establishing the health risks from acute toxicity is usually simpler and easier compared to chronic toxicity. Chronic toxicity (Ans - Occurs over a longer period and the adverse effects are less obvious. a) Establishing the health risks of chronic toxicity can be challenging because factors such as aging, exposure to ot...

Bio 2200 Midterm 2 Latest Update Graded A+ Regular logistic growth Goes up exponentially then plateaus Niche The range of abiotic and biotic conditions an organism can tolerate/handle Fundamental niche the range of abiotic conditions under which a species can persist Realized niche the range of abiotic and biotic conditions under which the species can persist fundamental/realized niche of american chestnut -Fundamental niche: Is climatic and soil conditions throughout eastern ...