Pcb 3043 Study guides, Class notes & Summaries

Chapter 1 1. A genotype is a. an individual’s attributes. b. the effect of natural selection on an individual. c. the differences between the genes of two species. d. an individual’s set of genes. Answer: d 2. Which is the largest ecological system in scale? a. population b. biosphere c. ecosystem d. community Answer: b 3. An ecologist who studies populations would most likely be interested in a. births and deaths of individuals that belong to a particular species in a particul...

Chapter 1 1. A genotype is a. an individual’s attributes. b. the effect of natural selection on an individual. c. the differences between the genes of two species. d. an individual’s set of genes. Answer: d 2. Which is the largest ecological system in scale? a. population b. biosphere c. ecosystem d. community Answer: b 3. An ecologist who studies populations would most likely be interested in a. births and deaths of individuals that belong to a particular species in a particul...

PCB 3043C Exam 1 Solved Correctly!!

Ecology, PCB 3043 Practice Exam #3 questions © John Cozza and FIU—for FIU PCB 3043 enrolled students ONLY! PLEASE READ How to get the most out of this exam: this practice exam contains the kinds of questions I might ask on the actual exam, about similar material. However, it in no way implies that the question types will be in the same proportion on the actual exam, or this is the only material that will be covered. A few questions on this practice exam may be about material we didn’...

Part 1: True-false. Mark T for “true” and F for “false.” 1. Intact mangrove forests, sea grass beds, coral reefs, and estuaries provide thousands of dollars’ worth of ecosystem services per hectare each year. 2. If region 1 comprises site A with 10 species and site B with the same 10 species, and region 2 comprises site C with 4 species and site D with 4 different species, then region 1 has greater alpha and beta diversity. 3. An example of secondary succession is regeneration of...

PCB 3043C Exam 1 Questions & Answers 2023/2024 Which of the following best represents the order of steps in the scientific method as we discussed in class? - ANSWER-observation; question; hypothesis; experiment/further observations; conclusion Which of the following statements best describes what a null hypothesis is? - ANSWER-there is no difference between control and experimental groups Which of the following best represents the levels of organization of matter that are most directl...

Ecology Exam 2 Chapter 7 1. Different forms of a particular gene are known as a. chromosomes. b. alleles. c. polygenic. d. pleiotropic. Answer: b 2. A trait that is determined by multiple genes is referred to as a. polygenic. b. pleiotropic. c. homozygous. d. heterozygous. Answer: a 3.Chickens with the dominant allele at the frizzle gene produce curly feathers, have very high body temperature, and lay few eggs. This is an example of a. polygenic traits. b. pleiotropy. c. epista...

Ecology Exam 2 Chapter 7 1. Different forms of a particular gene are known as a. chromosomes. b. alleles. c. polygenic. d. pleiotropic. Answer: b 2. A trait that is determined by multiple genes is referred to as a. polygenic. b. pleiotropic. c. homozygous. d. heterozygous. Answer: a 3.Chickens with the dominant allele at the frizzle gene produce curly feathers, have very high body temperature, and lay few eggs. This is an example of a. polygenic traits. b. pleiotropy. c. epista...

Chapter 12: Population Growth and Regulation Under ideal conditions, populations can grow rapidly. 1. In what way is the geometric growth model different from the exponential growth model? a. The geometric growth model uses continuous time. b. The geometric growth model uses regular time intervals. c. The geometric growth model includes carrying capacity (K). d. The exponential growth model includes carrying capacity (K). Answer: b Use this figure for questions 2 and 3. 2. Which plot i...