ATI TEAS 7
Biology
1. Emerging infectious diseases (EIDs) pose a significant public health threat because they are:
- A. Well-understood by medical professionals
 - B. Easily treatable with existing antibiotics
 - C. New, rapidly evolving, and can spread quickly
 - D. Primarily affect animals and not humans
 
Correct answer: C
Rationale: Rationale: Emerging infectious diseases (EIDs) are a significant public health threat because they are characterized by being new or newly identified diseases that are rapidly evolving. These diseases can spread quickly within populations due to factors such as globalization, travel, urbanization, and changes in climate. EIDs often present challenges to medical professionals as they may not be well-understood initially, making it difficult to develop effective treatments or preventive measures. While some EIDs can be treatable with existing antibiotics, the rapid evolution of these diseases can lead to the development of drug resistance, further complicating treatment efforts. Additionally, EIDs are not limited to affecting animals; they can also have serious implications for human health and well-being.
2. What is the term for a group of organisms with the same genetic makeup?
- A. Population
 - B. Clone
 - C. Genotype
 - D. Species
 
Correct answer: B
Rationale: Rationale: - A population (option A) refers to a group of individuals of the same species living in the same area. - Genotype (option C) refers to the genetic makeup of an individual organism. - Species (option D) refers to a group of organisms that can interbreed and produce fertile offspring. In this context, a clone (option B) is a group of organisms that are genetically identical because they are derived from a single ancestor. This term specifically refers to organisms with the same genetic makeup, making it the most appropriate choice for the question.
3. A stop sign has five equal sides, each measuring 25cm. What is its perimeter?
- A. 100cm
 - B. 125cm
 - C. 150cm
 - D. 175cm
 
Correct answer: B
Rationale: Multiply the side length by the number of sides: perimeter = number of sides * side length = 5 * 25cm = 125cm.
4. How can the periodic table be used to predict the charge of an ion formed by an element?
- A. Look for elements with similar atomic weights.
 - B. Identify the group number, which corresponds to the typical ionic charge.
 - C. Calculate the difference between protons and electrons.
 - D. Analyze the element's position within the period.
 
Correct answer: B
Rationale: Identify the group number, which corresponds to the typical ionic charge. Elements tend to gain or lose electrons to achieve a stable electron configuration like the noble gas group. Their group number often indicates the number of electrons gained/lost and the resulting ionic charge.
5. She plans of assigning competent people to fill the roles designed in the hierarchy. Which
- A. Staffing
 - B. Scheduling
 - C. Recruitment
 - D. Induction
 
Correct answer: B
Rationale: The correct answer is B: Scheduling. Scheduling involves assigning people to specific tasks or roles within an organization based on the hierarchy and operational needs. In this scenario, the focus is on assigning competent individuals to fill the roles outlined in the hierarchy, which aligns with the concept of scheduling. Staffing refers to the overall process of acquiring, deploying, and retaining a workforce; recruitment specifically pertains to attracting and selecting candidates for job roles; and induction involves the orientation and integration of new employees into the organization. Therefore, the most relevant term in this context is scheduling.
6. Which of the following is a common property of bases?
- A. Conductivity in aqueous solutions
 - B. Sour taste
 - C. Reactivity with metals to produce hydrogen gas
 - D. Turns red litmus paper blue
 
Correct answer: D
Rationale: Bases are substances that can accept protons or donate hydroxide ions in a chemical reaction. One common property of bases is that they turn red litmus paper blue. This is a classic test to distinguish between acids (which turn blue litmus paper red) and bases. Conductivity in aqueous solutions (Option A) is a property of both acids and bases, sour taste (Option B) is a property of acids, and reactivity with metals to produce hydrogen gas (Option C) is a property of acids, not bases.
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