SCIN 130 AMU Quiz 1 Introduction to Biology American Military University assistance is available on Domyclass
SCIN 130 AMU Quiz 1
| Part 1 of 7 – Part 1: Text Material Question 1 of 31 Which is a single cell that lacks membrane bound organelles? A. Nucleolus B. Ribosomes C. Prokaryote D. Eukaryote Question 2 of 31 What is the correct order from highest level to lowest level of taxonomic hierarchy? A. Species, genus, family, order B. Genus, species, order, family C. Order, family, genus, species D. Family, order, genus, species Question 3 of 31 Which type of science seeks to use science to solver real-world problems? A. applied B. natural C. empirical D. basic Question 4 of 31 What is a good basic definition of biology? A. The science that studies death. B. The science that studies life. C. The science that studies art. D. The science that studies rocks. E. The science that studies chemicals. Question 5 of 31 Which type of science seeks to expand knowledge regardless of the short-term application of that knowledge? A. basic B. natural C. empirical D. applied Question 6 of 31 Which scientific name is written in the proper format? A. Homo Sapiens B. Homo sapiens C. Homo sapiens D. Homo Sapiens Question 7 of 31 What process do scientists use as a way to perform research with defined steps that include experiments and careful observation? A. A journal article B. The scientific method C. The right hypothesis D. A clean lab bench Question 8 of 31 What is the main reason offspring will belong to the same species as the parents? A. They share the same habitat. B. They share the same genes. C. They share the same food. D. They share the same environment. Question 9 of 31 Which statement would be a hypothesis using the scientific method? A. Why isn’t my grass growing? B. I turn on my sprinklers. C. My grass is not growing. D. There must be something wrong with my sprinkler. E. If my sprinklers are not working, then my flowers will also die. |
| Part 2 of 7 – Part 1: Text Material – B 27.0 Points Question 10 of 31 What is an example of gene flow? A. Purple alleles are introduced into population by migration. B. A new purple allele arises in the population by mutation. C. In a population flowers that carry purple alleles are pollinated more often. D. Purple alleles result in allopatric speciation. Question 11 of 31 When does allopatric speciation occur? A. when individual migrate from one population to another B. when a parent species becomes two species in one location. C. when mutation increases the number of offspring. D. when populations are geographically separated and diverge. Question 12 of 31 A classic scientific study showed that crayfish on one side of the isthmus of Panama were more closely related to other species on the other side of the isthmus than to each other. The most likely explanation for this result is: A. mutation B. vicariance C. gene flow D. dispersal Question 13 of 31 What is one of the three principles that results in natural selection? A. Inheritance of acquired characteristics creates a strong evolutionary force. B. Characteristics are inherited from parent to offspring. C. Resources are unlimited and arise from the endless supply of energy from the sun. D. Individuals in a population have the same ability to survive and reproduce. Question 14 of 31 Which statement best describes analogous structures? A. occur in unrelated species B. result from divergent evolution C. cause increased mutation D. evolve from a common ancestor Question 15 of 31 How did Darwin define evolution? A. descent with modification B. adaptation to climate C. inheritance of acquired characteristics D. change in allele frequency over time Question 16 of 31 What is microevolution? A. the change in allele frequency in a population. B. due to detrimental effects on fitness. C. the change that gives rise to new species. D. the field of study which examine allele frequencies. Question 17 of 31 Which of the following is accurate about mutation? A. Mutation causes gene flow between populations. B. Mutation alone is a strong mechanism of evolution. C. Mutation results from bottleneck events. D. Mutation is the ultimate source of novel variation. Question 18 of 31 Homologous structures: A. evolve from a common ancestor. B. result from divergent evolution. C. are a result of the bottleneck effect. D. occur in unrelated species. |
| Part 3 of 7 – Part 2: Lecture ELF Question 19 of 31 3.0 Points It is important to understand issues of the modern world but separating what in current literature? A. News articles and social media B. Interesting articles and boring articles C. Valid science and pseudoscience D. Television shows and magic Question 20 of 31 Currently, scientists classify all living organisms into three domains of life EXCEPT which? A. Archaea B. Bacteria C. Mammalia D. Eukarya Question 21 of 31 A plant physiologist notices a group of trees growing all in one direction, contrary to what she thinks should happen. This is an example of what part of the scientific method? A. Question B. Conclusion C. Experiment D. Observation E. Hypothesis |
| Part 4 of 7 – Part 3: Lab ELF Question 22 of 31 The scientific method has been applied to all of the following EXCEPT ___________. A. Mass conservation B. Movements of Glaciers C. Apparition sightings D. Doppler effect E. Principles of inheritance Question 23 of 31 Which of the following is the second step in the scientific method? A. Experiment B. Hypothesis C. Prediction D. Data Analysis E. Observation Question 24 of 31 Which of the following should be avoided in the lab environment? A. Using designated disposal areas for sharp tools B. Drinking water or eating food C. Washing hands after doing lab work D. Using caution and common sense E. Wearing clothes that cover shoulders and legs |
| Part 5 of 7 – Lab Material 15.0 Points Question 25 of 31 Which of the following about the importance of elephants is NOT true? A. They knock down trees, maintaining grassland space. B. They disperse seeds up to 57 km from where they were ingested. C. They provide watering holes for other species. D. They allow for other trees to grow by opening up the tree canopy. E. They trample every bush, clearing the way for small rodents. Question 26 of 31 Which survey method for elephant counts was an indirect type? A. Aerial survey B. Dung transects C. Individual range D. Individual registration E. Species range Question 27 of 31 As mentioned in the lab, in addition to poaching, why have elephant populations been decreasing over the last few years? A. Habitat Loss B. Climate Change C. Water Issues D. Food Shortage Question 28 of 31 Currently, which elephant has the largest range in Africa? A. Aquatic B. Forest C. Desert D. Savanna Question 29 of 31 Why should we study elephants? A. They drink so much water, we don’t want to run out. B. They are a keystone species. C. They are invading the local urban areas. D. They are big, but not important. |
| Part 6 of 7 – Lab Essay 5.0 Points Question 30 of 31 In 2-3 sentences, what was the overall purpose of the lab for this week? |
| Part 7 of 7 – Lab Upload 8.0 Points Question 31 of 31 Please upload your completed Lab Packet for this week. Make sure your name is on the top in the space provided. |