ATI TEAS 7
Biology
1. What is the process of cells dividing to produce new cells called?
- A. Cell division
- B. Cell differentiation
- C. Cell growth
- D. Cell regeneration
Correct answer: A
Rationale: Rationale: A) Cell division is the process by which a parent cell divides into two or more daughter cells, allowing for growth, repair, and reproduction in living organisms. This process ensures that genetic material is accurately passed on to the new cells. B) Cell differentiation refers to the process by which cells become specialized to perform specific functions in an organism. While cell division is essential for cell differentiation, they are distinct processes. C) Cell growth is the increase in size or mass of a cell, which can occur before or after cell division. While cell growth is a component of the cell division process, it is not the primary process of cells dividing to produce new cells. D) Cell regeneration is the process by which damaged or lost cells are replaced by new cells. While cell division is involved in cell regeneration, it specifically refers to the overall process of cells dividing to produce new cells. Therefore, the most appropriate answer to the ques
2. 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.
3. Which of the following is the main function of the small intestine?
- A. To store food and break it down into smaller pieces
- B. To absorb nutrients into the bloodstream
- C. To produce enzymes that help digest food
- D. To eliminate waste products from the body
Correct answer: B
Rationale: Rationale: The small intestine is a crucial part of the digestive system where the majority of nutrient absorption takes place. It is lined with tiny finger-like projections called villi that increase the surface area for absorption. The small intestine absorbs nutrients such as carbohydrates, proteins, fats, vitamins, and minerals from the digested food into the bloodstream to be transported to cells throughout the body for energy, growth, and repair. Options A, C, and D do not accurately describe the main function of the small intestine.
4. What is the relationship between work and energy?
- A. Work is the rate of energy transfer
- B. Work and energy are the same concepts
- C. Work is the result of energy
- D. Work changes an object's energy from one form to another
Correct answer: d
Rationale: Work is the process that changes an object's energy from one form to another or transfers it from one object to another.
5. What is the outermost layer of the dermis, rich in collagen and elastin fibers that provide elasticity to the skin?
- A. Papillary layer
- B. Reticular layer
- C. Stratum basale
- D. Stratum corneum
Correct answer: A
Rationale: The correct answer is A: Papillary layer. The papillary layer is the outermost layer of the dermis and is rich in collagen and elastin fibers. These fibers provide elasticity to the skin, helping it maintain its structure and flexibility. The reticular layer, although deeper in the dermis, is not the outermost layer and is primarily responsible for providing strength and support to the skin. The stratum basale and stratum corneum are layers of the epidermis, not the dermis. The stratum basale is the deepest layer of the epidermis where new skin cells are formed, while the stratum corneum is the outermost layer of the epidermis composed of dead skin cells. Understanding the different layers of the skin is essential for comprehending its functions and properties.
6. The process of a gas changing directly into a solid is called:
- A. Condensation
- B. Deposition
- C. Sublimation
- D. Evaporation
Correct answer: B
Rationale: This process, also known as sublimation, involves gas particles losing energy and transitioning directly into the solid state.
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