BIOL 181

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Jefferson State Community College *

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181

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Biology

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Feb 20, 2024

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Week 1 Quiz - Results Attempt 1 of 1 Written Sep 10, 2023 7:32 PM - Sep 10, 2023 8:17 PM Released Sep 16, 2023 12:55 AM Attempt Score 91 / 100 - 91 % Overall Grade (Highest Attempt) 91 / 100 - 91 % Question 1 3 / 3 points ______ belong to the fungi kingdom. Question options: Grasses Mushrooms Birds Algae Viruses Hide question 1 feedback Good work; your answer is correct! Question 2 3 / 3 points What is a difference between basic science and applied science? Question options: Only basic science applies the scientific method.

Hypotheses are only tested in applied sciences Only basic science has been described as useful Applied science investigates solutions to current problems, in agriculture, conservation or medicine Basic science focuses on medical applications Hide question 2 feedback Good work; your answer is correct! Question 3 3 / 3 points Descriptive sciences _______. Question options: begin with a specific question of how a system works. characterize the features of a response. are based on the formulation of a hypothesis. can be rejected if the data fails to support it. e. None of the above Hide question 3 feedback Good work; your answer is correct! Question 4 3 / 3 points The diversity of life is classified into multiple groups. Which is the proper order of these groups from simplest to most complex? Question options: Species, Class, Order, Family Species, Genus, Family, Order Species, Order, Phylum, Class Species, Family, Kingdom, Class

Species, Domain, Kingdom, Phylum Hide question 4 feedback Good work; your answer is correct! Question 5 3 / 3 points What is a phylogenetic tree? Question options: A summary of the evolutionary relationships among biological species. A tree that contains several different types of fruiting bodies. A summary of the age and complexity of different animals A summary of the age and complexity of different plants A reproductive body that gives rise to many progeny Hide question 5 feedback Good work; your answer is correct! Question 6 0 / 3 points ______ is the highest level of organization on the planet. Question options: Population Ecosystem Organism Biosphere Community Hide question 6 feedback The highest level comprised of organisms, populations communities and ecosystems is the Biosphere.

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Question 7 3 / 3 points Phototaxis is Question options: Movement to or away from a chemical stimulus Cell adherence to a basement membrane Changes in adaptive coloring Fur or hair stiffening when danger occurs. Movement to or away from light. Hide question 7 feedback Good work; your answer is correct! Question 8 3 / 3 points Paleontology is the study of: Question options: cellular structure. fossils. the interactions of organisms in their environment. plants. the structure and function of microorganisms. Hide question 8 feedback Good work; your answer is correct! Question 9 3 / 3 points ______ is an example of an organism that must ingest chemical sources of energy. Question options:

A rose A cat A fern A palm tree A daisy Hide question 9 feedback Good work; your answer is correct! Question 10 3 / 3 points Which of the following statements best distinguishes hypotheses from theories in science? Question options: Theories are hypotheses that have been proved. Hypotheses and theories are essentially the same thing. Theories are proved true in all cases; hypotheses are usually falsified by tests. Hypotheses usually are relatively narrow in scope; theories have broad explanatory power. Hypotheses are guesses; theories are correct answers. Hide question 10 feedback Good work; your answer is correct! Question 11 0 / 3 points What is the main difference between a prokaryote and a eukaryote? Question options: A prokaryote has DNA and a eukaryote doesn't. Only a prokaryote contains RNA

Prokaryotes have membrane-bound nuclei and Eukaryotes do not Eukaryotes have membrane-bound organelles and Prokaryotes do not. A eukaryote has organelles and a prokaryote doesn't. Hide question 11 feedback Eukaryotes have membrane bound organelles and nuclei. Prokaryotes have neither. Question 12 0 / 3 points What are the three domains of life? Question options: Prokaryotes, Eukaryotes, Plants Archea, Protesta, Plants Eukarya, Archea, Bacteria Plants, Animals, Viruses Eukarya, Viruses, Bacteria Hide question 12 feedback The main Domains are Eukarya, Archea and Bacteria Question 13 3 / 3 points All of the following elements are abundant building blocks of the chemicals found in living things except: Question options: Oxygen Nitrogen Phosphorus Carbon Copper

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Hide question 13 feedback Good work; your answer is correct! Question 14 3 / 3 points What percentage of your body is made of water? Question options: 20-40% 60-70% 80-90% 10-20% 30-40% Hide question 14 feedback Good work; your answer is correct! Question 15 3 / 3 points What are the two smallest elements on the periodic table? Question options: Helium (He) and Hydrogen (H) Iron (Fe) and Hydrogen (H) Calcium (Ca) and Helium (He) Carbon (C) and Nitrogen (N) Oxygen (O) and Helium (He) Hide question 15 feedback Good work; your answer is correct! Question 16 3 / 3 points

Polypeptide secondary structure is the result of _____formed between amino acids. Question options: sulfide bonds covalent bonds hydrogen bonds cysteine bonds ionic bonds Hide question 16 feedback Good work; your answer is correct! Question 17 3 / 3 points Which of the following macromolecules is NOT a carbohydrate? Question options: Disaccharide Chitin Triglyceride Cellulose Glucose Hide question 17 feedback Good work; your answer is correct! Question 18 3 / 3 points Deoxyribonucleic acid has all the following structural components or characteristics except; Question options:

Nucleotides Nitrogenous bases Pleated sheet formations Pentose sugars Double helical array Hide question 18 feedback Good work; your answer is correct! Question 19 3 / 3 points All of the following statements are true except: Question options: Pure water is neutral. The more hydrogen ions present, the lower the pH Baking soda has a high pH. A pH scale ranges from 1-10. Litmus paper can be used to test pH Hide question 19 feedback Good work; your answer is correct! Question 20 3 / 3 points What type of macromolecule would a person who has diabetes, and cannot maintain their glucose levels, likely take to correct the problem? Question options: Phospholipid Saturated fatty acid

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Triglyceride Protein Polysaccharide Hide question 20 feedback Good work; your answer is correct! Question 21 3 / 3 points _____have a variable group connected to a carbon atom, a nitrogen group, a hydrogen, and a carboxyl group. Question options: Lipids Amino acids Nucleic acids Carbohydrates Phospholipids Hide question 21 feedback Good work; your answer is correct! Question 22 3 / 3 points The atomic mass of an element is based primarily on the protons and______ in the nucleus. Question options: isotopes electrons positrons quarks

neutrons Hide question 22 feedback Good work; your answer is correct! Question 23 3 / 3 points What property of water allows surface tension to form? Question options: Temperature stabilization Hydrophilicity Hydrophobicity Cohesion Evaporation Hide question 23 feedback Good work; your answer is correct! Question 24 3 / 3 points Water is a(n) ______ molecule. Question options: nonpolar polar hydrophobic organic None of the above Hide question 24 feedback Good work; your answer is correct!

Question 25 3 / 3 points Which of the following is considered the "highest" level of organization of the human body? Question options: organismal organ system cellular chemical Hide question 25 feedback Correct. Good job! Question 26 3 / 3 points Which of the following systems is responsible for growth, sleep regulation, and reproduction? Question options: reproductive nervous endocrine digestive Hide question 26 feedback Correct. Good job! Question 27 3 / 3 points Which system is the quickest to respond to changes in pH? Question options: urinary system

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respiratory system gastrointestinal system bicarbonate buffer system Hide question 27 feedback Correct. Good job! Question 28 3 / 3 points Which of the following tissue types is considered "striated"? Question options: cardiac muscle bone smooth muscle epithelial Hide question 28 feedback Correct. Good job! Question 29 3 / 3 points Which of the following is considered "safe" laboratory behavior? Question options: Wearing protective eyewear Wearing flipflops Being unorganized Wearing baggy clothing Smelling chemical samples Hide question 29 feedback

Correct! It is important to follow all lab safety rules to avoid accidents and injuries. Question 30 3 / 3 points Which scientist is responsible for determining that matter is neither created nor destroyed? Question options: Christian Doppler Gregor Mendel Antoine Lavoisier Charles Darwin Louis Agassiz Hide question 30 feedback Correct! This scientist's work led to the principle in chemistry called Law of Conservation of Mass. Question 31 3 / 3 points Which of the following is the second step in the scientific method? Question options: Data Analysis Hypothesis Observation Prediction Experiment Hide question 31 feedback Correct! The scientific method is a systematic, multi-step process by which scientists test hypotheses. Question 32 3 / 3 points Science relies on all of the following EXCEPT __________.

Question options: Facts Bias Logic Analysis Data Hide question 32 feedback Correct! The scientific method relies on fact-based, observable and objective measurements, data and interpretation. Review the various components of "science" from the Week 1 Lab ELF Lesson. Question 33 4 / 4 points The characteristic that gives an element its distinctive properties is its number of ________. Question options: neutrons electrons protons atoms shells Hide question 33 feedback Good work; your answer is correct!

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