Cumulative Exam Answers

Which are components of cell theory? Check all that apply.All living things are made of cells.Cells are the basic unit of structure and function of all living things.All cells come from other cells.All cells come from nonliving matter.Cells make up most organisms, but not all.

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Archie is a biologist and is working to classify a newly discovered organism. Which of these steps will he most likely do in the process?

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When a person sees a doctor about a respiratory illness, the doctor will want to determine if the sickness is in the upper respiratory tract or the lower respiratory tract. The starting point for the lower respiratory system is the trachea.Which structures are part of the upper respiratory system? Select three options.the larynxthe bronchusthe alveolithe lungsthe pharynxthe nose

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How has the system of classifying organisms changed since Linnaeus’s work?

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Which of the following best describes hair?

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This cell is undergoing a step of meiosis I.

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Which is most likely an example of pseudoscience?

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Justine took a sip of milk and immediately spit it out because she realized it had soured. Which path did messages in her nervous system follow to cause this reaction?

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Four groups of students plan scientific investigations to answer four questions for the science fair.Which question would most likely be answered with an experimental investigation?

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Which structure of the excretory system mainly functions in filtration?

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Which two activities provide the reactants for cellular respiration?

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The esophagus, stomach, and small intestines all function together to digest food and absorb nutrients. Which level of organization is being described?

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Fernanda is working on a physics project. She is experimenting by rolling a marble down a ramp and then seeing how far it rolls along the floor after leaving the ramp.Which would be the dependent variable in Fernanda’s experiments?

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After concluding his research, which statements would Virchow agree with? Check all that apply.Living things come from nonliving things.Cells can come from nonliving materials.Frogs can come from mud.Living things can only come from living things.Cells come from pre-existing cells.

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Which organelles are designed to provide support and protection for the cell structure? Select three options. chloroplastscell wallnucleuscytoplasmcell membrane

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An outbreak of a dangerous infectious disease occurred in several areas across a large city. The Centers for Disease Control (CDC) was notified immediately, and they isolated the people who had the disease.Which statement best explains what happened during the outbreak?

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How does cellular respiration help heal a bruise?

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Which part of a neuron receives information from other neurons?

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Which organelle helps make proteins?

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Mike has a problem with his testosterone. He is unable to produce enough.Which will most likely be affected by his inability to produce testosterone? Select two options.urine productionsperm productionproducing fluid to help sperm moveappearance of secondary sex characteristicsegg productionegg movement to the uterus

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Four students collected data for the average resting heart rates of 100 people. "Bpm” stands for "beats per minute.”They then compared their data to the national average, which was 70 bpm.AlmaPattiChaseMikayla71 bpm69 bpm72 bpm110 bpmWhich results are the least likely to be reproducible?

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Which line of defense includes active immunity?

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The ulna, radius, and humerus are the three bones of the arm. The elbow is formed where these bones meet. Which is another name for the elbow?

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Since sugar comes from food, which system would directly affect blood sugar levels?

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Which image represents cytokinesis in a plant cell?

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Snails have a diploid chromosome number of 22. After meiosis, the snail’s sperm or egg would have 11 chromosomes.How many chromosomes would the zygote have after fertilization?

Which can be used to prevent initial entry of bacteria into the body?

A cell is put into a liquid and remains its original size. What is the best conclusion that can be drawn from this observation?

Examine the Venn diagram.

Jeanine wants to perform an experiment on a group of teenagers involving an experimental new drug. She is not granted permission to conduct her study.What is most likely the problem that Jeanine is having with performing her experiment?

Study the diagram of a cell.

Henry and Alex both completed the same experiment and got similar results. Henry ran his experiment 5 times and took an average value, while Alex only ran his experiment once.Which statement best describes their experiments?

Large areas on the leaves of some plants lack chlorophyll and are therefore not green in color. How does this most likely affect photosynthesis?

Which structure in a plant is at the same level of organization as a heart in an animal?

The diagram represents the general equation for photosynthesis.

Which best describes the movement through the nephron?

Gunther likes to sunbathe and look tan. When he can, he uses tanning beds or he goes outside to soak in the sun.Which would he most likely contract from his lifestyle choices?

What happens to an egg that is not fertilized?

Examine the images of a plant cell in the different stages of mitosis.

Veronica got a cut on her arm, and it started bleeding. Her circulatory system started working hard to prevent blood loss and protect against infection.Which two components of the blood were functioning at a higher level than normal?

The more bonds an atom can make, the more likely it is to combine with other atoms in different ways.Which element is most likely able to make the greatest variety of bonds?

Which example is most likely an organic compound?

Which describes an interaction within the musculoskeletal system?

Which protects nerve endings at the ends of fingers and toes?

At which stage(s) in meiosis is DNA condensed into chromosomes?

Which describes a scientist being creative?

In which part of the digestive system does a chemical change of the food first occur?

How does cellular respiration explain why animals breathe rapidly when they are running?

Which would most likely cause a person to produce antibodies?

Alyssa is observing two cells, X and Y. Each cell is from either a plant or an animal. She records some of her observations in a chart.Cell ObservationsCell XCell Yhas a cell wallround shapeshaped like a rectanglehas a large nucleushas several organelleshas ribosomes