ATI TEAS 7
Chemistry
1. What is the term for the maximum amount of solute that can dissolve in a solvent at a specific temperature and pressure?
- A. Molarity
- B. Solubility
- C. Concentration
- D. Saturation
Correct answer: b
Rationale: Solubility is the maximum amount of solute that can dissolve in a solvent at a specific temperature and pressure. The other choices do not accurately define solubility.
2. Fertilization of the egg by sperm typically occurs in the:
- A. Ovary
- B. Fallopian tube
- C. Uterus
- D. Vagina
Correct answer: B
Rationale: The correct answer is B: Fallopian tube. Fertilization of the egg by sperm typically occurs in the fallopian tube. After ovulation, the egg travels through the fallopian tube where it can meet sperm for fertilization. The fallopian tube provides an ideal environment for fertilization to occur due to its proximity to the ovaries and the uterus. The other options, A: Ovary, C: Uterus, and D: Vagina, are not the typical sites for fertilization to take place. Therefore, the fallopian tube is the most appropriate location for the union of egg and sperm to form a zygote.
3. Which of the following nutrients is essential for muscle growth and repair?
- A. Vitamin C
- B. Protein
- C. Carbohydrates
- D. Fat
Correct answer: B
Rationale: The correct answer is B: Protein. Protein is essential for muscle growth and repair because it provides the necessary building blocks called amino acids. These amino acids are crucial for repairing and building muscle tissue, which is essential for overall muscle growth and recovery. While vitamins like Vitamin C play a role in overall health and immune function, they are not directly involved in muscle growth and repair. Carbohydrates provide energy for workouts, but they are not the primary nutrient needed for muscle repair. Fat is important for overall health but is not as directly involved in muscle growth and repair as protein is.
4. Define the term "momentum" in physics.
- A. Force exerted on an object
- B. Speed of an object in motion
- C. Mass in motion
- D. Distance traveled per unit time
Correct answer: c
Rationale: Momentum is the product of an object's mass and velocity, describing its motion and resistance to changes in motion.
5. Ms. Castro learns that some leaders are transactional leaders. Which of the following does
- A. Focuses on management tasks
- B. Is a caretaker
- C. Uses trade-offs to meet goals
- D. Inspires others with vision
Correct answer: C
Rationale: The correct answer is C: 'Uses trade-offs to meet goals.' Transactional leaders focus on the exchange or transaction that occurs between them and their followers. They set clear expectations and goals for their followers and use rewards and punishments to motivate them. This approach involves making trade-offs to achieve desired outcomes, such as rewarding employees for meeting targets or penalizing them for not meeting expectations. Options A and B do not directly relate to transactional leadership, as it is more about goal achievement and motivation through rewards and punishments. Option D describes a transformational leader, who inspires and motivates others through a shared vision and values, which is different from the transactional leadership style described in the question.
6. The term that refers to the specific role and position an organism occupies within an ecosystem is called a:
- A. Habitat
- B. Niche
- C. Population
- D. Biome
Correct answer: B
Rationale: Rationale: A) Habitat refers to the specific physical environment where an organism lives, including the biotic and abiotic factors present. While the habitat is important for an organism's survival, it does not encompass the specific role and interactions of the organism within the ecosystem. B) Niche refers to the specific role and position an organism occupies within an ecosystem, including its interactions with other organisms and its physical environment. This includes the organism's feeding habits, behavior, preferred habitat, and how it obtains resources. The niche of an organism is crucial in determining its impact on the ecosystem and its relationships with other species. C) Population refers to a group of individuals of the same species living in a specific area and interacting with each other. While populations play a role in ecosystems, they do not specifically describe the role and position of an individual organism within the ecosystem. D) Biome refers to a large geog
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