Cumulative Exam Answers

Kudzu is a vine that was brought to the United States from Japan to prevent erosion. Once here, kudzu became invasive. What role does kudzu most likely play in the environment in the United States?

Which scientist disproved the idea that life comes from nonlife?

What is the function of the hormone progesterone?

Brendan made a chart to categorize the characteristics of animals.

Which type of process occurred in the ecosystem that was affected by the 1988 fires in Yellowstone Park, which destroyed most of the vegetation but left the soil intact?

A forest fire destroys an area. A small population of trees and a large population of birds are both affected. Which type of limiting factor causes this?

The graph shows the changing levels of hormones during menstruation and ovulation. What happens to hormone levels during ovulation, and why is this important?

Which is accurate about the six kingdoms?

Aristo was riding in a car and noticed a pond that was covered in algal blooms due to excess phosphorus in the water. Which of these other features in the landscape could be the reason for the high levels of phosphorus?

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?

Why are mushrooms important to the food chain?

There is an algal bloom in a bay in a populated area. As the leading marine biologist in the area, what is the most important thing to do, based on scientific evidence about such blooms?

A Russian citizen has illegally obtained a Siberian tiger and is trying to sell the tiger’s fur in the United States. What treaty does this violate?

Ari drew a diagram to show organisms in an ecosystem.

The lava released by a volcanic eruption separates two populations of a species of monkey. What does this represent?

After having the chicken pox vaccine, Marta went to a party where someone had the chicken pox virus. Which best describes why Marta did not get chicken pox?

Smallpox is a virus that causes a rash that then turns into painful blisters. The last known case of smallpox was in 1977. What is the best explanation for the eradication of smallpox?

Hyenas and lions have fierce battles over food. Which type of relationship does this describe?

Amelia’s doctor says that she has a tapeworm. Which type of medicine is prescribed to Amelia?

This table incudes the characteristics of all major kingdoms.Characteristics of Each KingdomDomain KingdomBody typeCell typeBacteriaEubacteriaUnicellularProkaryoteArchaeaArchaebacteriaUnicellularProkaryoteEukaryaProtistaMost unicellularEukaryoteFungiBothEukaryotePlantaeMulticellularEukaryoteAnimaliaMulticellularEukaryoteBased on the table, which kingdom(s) includes more than one body type?

Why is water considered to be abiotic?

Which best describes the movement through the nephron?

Which is the correct order of processes that occur as water moves from a lake to a cloud and then back to Earth's surface?

The figures below refer to a herd of water buffalo.Birth rate = 35 Death rate = 7Immigration = 4 Emigration = 17What is this population growth?

Which is an advantage of flowering plants?

A scientist measured an increase in nitrous oxide in the atmosphere. This increase would result in

A weakened immune system may be caused by

Some animals shiver as a natural, involuntary response to their environment. Shivering generates heat. This is an example of which function?

What is likely to happen to a healthy population that is experiencing exponential growth?

Which of the following is an example of adaptive radiation?

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?

A disease-causing bacteria successfully enters your body, making it past the first and second lines of defense. Which barrier will then act on the bacteria?

The overall population of a species decreased. What could have occurred to make this happen?

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

Which of the following best describes hair?

A biologist counts the number of zebras in a population each year, and notices an increase in the zebra population. Which describes the biologist’s actions?

A microgram of skin cells.

Consider the phylogenetic tree.Which pair of organisms is most closely related to primates?

Which of these can be found in both gymnosperms and angiosperms?

Which describes the primary function of the nervous system in keeping the body in homeostasis?

How are the tongue, ears, and nose a part of the nervous system?

A farmer has applied a pesticide to control a pest population that is affecting her crops. The pest population has reacted as shown below.Which best describes the process that the pest population has experienced due to this environmental change?

Before the beginning of the Industrial Revolution, most peppered moths found in and around Manchester, England, exhibited light-colored wings speckled with black. After the Industrial Revolution, peppered moths with dark wings became predominant in the area.Which term best describes the change from more light-colored moths to more dark-colored moths?

Consider this microscopic image of bacteria. Which bacterial form is shown in the image?

Which virus is correctly matched with its structure?

Which of the following examples can cause gene flow between populations?

Consider the diagram that depicts the lysogenic and lytic cycles. In which step of the diagram does the virus release a protein that causes the cell wall to burst?

Which best describes the exocrine glands?

When comparing dogs to wolves, scientists found evidence that supports the idea they come from a common ancestor. Which combination of evidence would most strongly support this idea?

Which most clearly shows evolutionary relationships between species?