Nursing Elites

1. An atom has 2 protons, 4 neutrons, and 2 electrons. What is the approximate atomic mass of this atom?

• A. 2
• B. 4
• C. 6
• D. 8

Correct answer: D

Rationale: The atomic mass of an atom is the sum of the protons and neutrons in its nucleus. In this case, the atom has 2 protons and 4 neutrons, totaling 6 particles in the nucleus. Therefore, the approximate atomic mass of this atom is 6, making choice C incorrect. The number of electrons does not significantly contribute to the atomic mass, as they are much lighter and located in the electron cloud surrounding the nucleus. Choices A, B, and C are incorrect as they do not reflect the correct calculation of atomic mass based on protons and neutrons only.

2. Which of the following types of writing would include a bibliography of sources at the end?

• A. An article for a school paper
• B. A research paper on the Great Migration
• C. A short story for a magazine
• D. A personal essay about someone's father

Correct answer: B

Rationale: A research paper typically includes a bibliography of sources to document the research conducted. In this case, a research paper on the Great Migration would require a bibliography to cite the sources used. Choices A, C, and D do not typically require a bibliography as they are not research-based and focus more on personal or fictional content.

3. Which hormones are responsible for stimulating the development of sex organs and secondary sex characteristics during puberty?

• A. Growth hormone
• B. Testosterone (in males) and Estrogen (in females)
• C. Insulin
• D. Thyroid hormone

Correct answer: B

Rationale: Testosterone and estrogen are the primary sex hormones responsible for the development of male and female sex organs, respectively, and the emergence of secondary sex characteristics during puberty. Growth hormone, insulin, and thyroid hormone do not directly influence the development of sex organs and secondary sex characteristics during puberty. Growth hormone primarily regulates growth and metabolism, insulin regulates blood sugar levels, and thyroid hormone controls metabolism and energy levels. Therefore, choices A, C, and D are incorrect for this question.

4. Which of the following sentences supports the thesis statement: 'Organic gardening can be as simple or complex as you choose to make it'?

• A. Organic gardening ranges from basic composting to a chemical analysis of the soil.
• B. Organic gardening is easy.
• C. Gardening is fun for everyone.
• D. Organic foods are better for health.

Correct answer: A

Rationale: Choice A is the correct answer because it directly supports the thesis statement by illustrating the wide spectrum of complexity within organic gardening, from basic practices like composting to more advanced techniques like soil chemical analysis. This range of possibilities aligns with the idea that organic gardening can be as simple or as complex as one chooses to make it. Choices B, C, and D do not directly relate to the flexibility and complexity aspect of organic gardening as emphasized in the thesis statement. Choice B oversimplifies the process, choice C focuses on the enjoyment of gardening in general rather than the complexity of organic gardening, and choice D discusses the health benefits of organic foods, which is not directly related to the range of options within organic gardening.

5. How many grams are in 1 kilogram?

• A. 10 grams
• B. 100 grams
• C. 1,000 grams
• D. 10,000 grams

Correct answer: C

Rationale: The correct answer is C: 1,000 grams. The metric system follows a logical conversion where 1 kilogram is equal to 1,000 grams. This conversion is a fundamental concept in understanding units of measurement. Choices A, B, and D are incorrect because they do not accurately reflect the conversion between kilograms and grams. Option A (10 grams) is incorrect as it represents 1/100th of the correct conversion. Option B (100 grams) is also incorrect as it represents 1/10th of the correct conversion. Option D (10,000 grams) is significantly higher than the actual conversion, making it incorrect. Understanding these basic unit conversions is essential for various fields where precise measurements are necessary.

Similar Questions