ATI TEAS 7
Biology
1. What is the process of converting light energy into chemical energy called?
- A. Respiration
- B. Fermentation
- C. Photosynthesis
- D. Hydrolysis
Correct answer: C
Rationale: Rationale: - Respiration (Option A) is the process by which cells break down glucose to release energy. - Fermentation (Option B) is an anaerobic process that also involves the breakdown of glucose to release energy. - Hydrolysis (Option D) is a chemical process that involves the breakdown of molecules by adding water. Photosynthesis (Option C) is the process by which green plants, algae, and some bacteria convert light energy into chemical energy in the form of glucose. During photosynthesis, plants use sunlight, carbon dioxide, and water to produce glucose and oxygen. This process is essential for the survival of plants and ultimately sustains life on Earth by providing oxygen for other organisms to breathe and serving as a source of energy in the food chain.
2. Which type of energy is possessed by an object in motion?
- A. Potential energy
- B. Kinetic energy
- C. Thermal energy
- D. Chemical energy
Correct answer: b
Rationale: Kinetic energy is the energy possessed by an object in motion.
3. What is the scientific term for the study of genes and their role in disease?
- A. Molecular biology
- B. Biochemistry
- C. Evolutionary biology
- D. Genomic medicine
Correct answer: D
Rationale: Rationale: A) Molecular biology primarily focuses on the study of biological processes at a molecular level, including the structure and function of molecules essential to life such as DNA, RNA, and proteins. While molecular biology may involve the study of genes, it is not specifically focused on their role in disease. B) Biochemistry is the branch of science that explores the chemical processes and substances that occur within living organisms. While biochemistry may involve the study of genetic material, it does not specifically focus on the role of genes in disease. C) Evolutionary biology is the study of the processes that have shaped the diversity of life on Earth over time, including how species evolve and adapt to their environments. While genetics plays a role in evolutionary biology, it is not the primary focus of this field. D) Genomic medicine is the scientific term for the study of genes and their role in disease. This field involves understanding how variations in an indi
4. Which of the following is NOT a characteristic of living organisms?
- A. Made up of cells
- B. Able to reproduce
- C. Require energy
- D. Non-motile
Correct answer: D
Rationale: Rationale: A) Made up of cells: All living organisms are composed of one or more cells. This is a fundamental characteristic of life as defined by cell theory. B) Able to reproduce: One of the key characteristics of living organisms is their ability to reproduce and pass on genetic information to offspring. C) Require energy: Living organisms require energy to carry out various life processes such as growth, reproduction, and maintenance of homeostasis. This energy is obtained through processes like metabolism. D) Non-motile: While some living organisms may be non-motile (unable to move on their own), movement is a common characteristic of many living organisms. Motility allows organisms to respond to their environment, find food, escape predators, and carry out other essential activities.
5. Urinary system health can be maintained through various lifestyle practices. Which of the following is NOT recommended for optimal urinary system health?
- A. Limiting high-sodium foods in the diet
- B. Consuming adequate amounts of cranberry juice
- C. Holding urine in the bladder for long periods
- D. Getting regular moderate-intensity exercise
Correct answer: C
Rationale: The correct answer is C: Holding urine in the bladder for long periods. This is not recommended for optimal urinary system health because it can increase the risk of urinary tract infections and bladder problems. It is important to empty the bladder regularly to prevent bacteria from multiplying and causing infections. Limiting high-sodium foods in the diet helps maintain kidney health by reducing the risk of kidney stones and high blood pressure. Consuming cranberry juice can help prevent urinary tract infections due to its antibacterial properties. Regular moderate-intensity exercise promotes overall health, including good circulation to the kidneys and bladder.
6. What principle explains the relationship between pressure, volume, and temperature for ideal gases?
- A. Law of conservation of energy
- B. Newton's laws of motion
- C. Ideal gas law
- D. Archimedes' principle
Correct answer: C
Rationale: The ideal gas law (PV = nRT) relates pressure, volume, and temperature for ideal gases at constant number of moles and temperature.
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