ATI TEAS 7
Biology
1. What is the name of the white blood cells that attack foreign invaders?
- A. Phagocytes
- B. Lymphocytes
- C. Platelets
- D. Red blood cells
Correct answer: A
Rationale: Rationale: Phagocytes are a type of white blood cell that plays a crucial role in the immune system by engulfing and digesting foreign invaders such as bacteria, viruses, and other harmful substances. They are part of the body's innate immune response and are essential for protecting the body against infections. Lymphocytes, on the other hand, are another type of white blood cell involved in the adaptive immune response, producing antibodies and coordinating immune responses. Platelets are cell fragments involved in blood clotting, while red blood cells are responsible for carrying oxygen to tissues.
2. Acids are generally characterized by a sour taste and the ability to:
- A. Turn litmus paper blue
- B. Conduct electricity in solution
- C. Neutralize bases
- D. React explosively with metals
Correct answer: B
Rationale: Acids release hydrogen ions (H+) in solution, allowing electrical conductivity
3. Julius plans to revisit the organizational chart of the department. He plans to create a new
- A. Box
- B. Solid line
- C. Broken line
- D. Dotted line
Correct answer: B
Rationale: The correct answer is B: 'Solid line.' In organizational charts, solid lines typically represent formal reporting relationships, indicating direct authority and responsibility between positions. Creating a new solid line on the chart would signify a new formal reporting relationship within the department. This can be important for clarifying roles, communication channels, and decision-making processes. Boxes represent positions or roles in the organizational structure, while broken lines and dotted lines are typically used for informal relationships or advisory roles, rather than formal reporting relationships.
4. What type of energy is stored in food?
- A. Mechanical energy
- B. Kinetic energy
- C. Chemical potential energy
- D. Thermal energy
Correct answer: c
Rationale: Food stores energy in the form of chemical potential energy, which can be released during metabolic processes.
5. The final sentence suggests that public discourse about AI should focus on
- A. Celebrating the achievements of AI and promoting its widespread adoption in all sectors.
- B. Criticizing the ethical shortcomings of existing AI systems and demanding stricter regulations.
- C. Engaging in open and informed discussions about the potential benefits, risks, and responsible development of AI.
- D. Focusing solely on the technical challenges of AI development and leaving ethical considerations to experts.
Correct answer: C
Rationale: The emphasis on "ongoing public discourse" and "the future of AI in society" suggests a call for open discussions and collective responsibility, aligning with C.
6. Which type of muscle is characterized by voluntary control and is responsible for body movement?
- A. Cardiac muscle
- B. Smooth muscle
- C. Skeletal muscle
- D. Connective tissue
Correct answer: c
Rationale: The correct answer is C: Skeletal muscle. Skeletal muscles are characterized by voluntary control, meaning they are under conscious control, allowing us to move our body parts as desired. These muscles are attached to bones and are responsible for movements such as walking, running, and lifting objects. Cardiac muscle (A) is found in the heart and is involuntary, while smooth muscle (B) is found in internal organs and is also involuntary. Connective tissue (D) provides support and structure to the body but is not responsible for body movements.
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