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Sample Question of the Day

Dropdown📘 MS-LS1-7🧠 DOK 3

Question:

In the process of cellular respiration, glucose and oxygen undergo chemical reactions to form new molecules. Select the correct sequence of events that describe how food is rearranged through these reactions to support the growth and release energy in an organism.

Answer Choices:

A) Glucose and oxygen react to form carbon dioxide, water, and ATP.
B) Glucose is broken down into oxygen, which combines with carbon dioxide to form ATP.
C) Oxygen is converted into glucose and water, releasing carbon dioxide and energy.
D) Carbon dioxide and water are rearranged to form glucose, releasing energy.

✅ Answer:

Glucose and oxygen react to form carbon dioxide, water, and ATP.

💡 Explanation:

In cellular respiration, glucose and oxygen are the reactants that undergo chemical reactions in the mitochondria of cells.
These reactions form carbon dioxide, water, and ATP (adenosine triphosphate), which provides energy for cellular processes and supports growth.

Standard: MS-LS1-7 | DOK: 3

Recent Questions

Multiple select📘 S.ID.C.8🧠 DOK 2

Question:

Which of the following statements about the correlation coefficient are true? Select all that apply.

Answer Choices:

A) A correlation coefficient of 1 indicates a perfect negative linear relationship between two variables.
B) A correlation coefficient close to 0 suggests there is no linear relationship between the variables.
C) The correlation coefficient is a measure that can range from -1 to 1.
D) A correlation coefficient of -0.8 suggests a strong negative linear relationship.
E) The correlation coefficient can be used to determine causation between two variables.

✅ Answer:

B, C, D

💡 Explanation:

The correlation coefficient (r) is a statistical measure that indicates the extent to which two variables fluctuate together.
A correlation coefficient of 1 indicates a perfect positive linear relationship, not negative.
A value close to 0 suggests no linear relationship.
The range of the correlation coefficient is from -1 to 1, where -1 indicates a perfect negative linear relationship, 0 indicates no linear relationship, and 1 indicates a perfect positive linear relationship.
A correlation of -0.8 indicates a strong negative linear relationship.
However, correlation does not imply causation.

Standard: S.ID.C.8 | DOK: 2

Multiple select📘 MS-PS2-4🧠 DOK 2

Question:

Which of the following statements provide evidence to support the claim that gravitational interactions are attractive and depend on the masses of interacting objects? Select all that apply.

Answer Choices:

A) A. The gravitational force between two objects increases as the mass of one or both objects increases.
B) B. Two objects with larger masses will experience a stronger gravitational pull than two objects with smaller masses, if the distance between them remains the same.
C) C. An object with a smaller mass will repel an object with a larger mass due to gravitational forces.
D) D. Gravitational force is only present between objects that are in contact with each other.
E) E. The gravitational attraction between two objects decreases as the distance between them increases.

✅ Answer:

A, B, E

💡 Explanation:

Gravitational force is an attractive force that acts between any two masses.
It is proportional to the product of their masses and inversely proportional to the square of the distance between their centers.
Therefore, statements A, B, and E correctly describe the properties of gravitational interactions.
Statement C is incorrect because gravitational forces are not repulsive, and statement D is incorrect because gravitational force acts over a distance, not just when objects are in contact.

Standard: MS-PS2-4 | DOK: 2

Short answer📘 MS-ESS3-4🧠 DOK 2

Question:

Explain how the increase in human population affects Earth's natural resources and systems. Provide at least two examples to support your explanation.

✅ Answer:

The increase in human population affects Earth's natural resources and systems by increasing demand for resources which can lead to overconsumption and depletion. For example, more people require more food, which can lead to deforestation to create farmland, impacting ecosystems and reducing biodiversity. Additionally, increased population leads to more waste production, which can contribute to pollution in air, water, and soil, affecting the health of these systems.

💡 Explanation:

As human population grows, the demand for natural resources such as water, minerals, and energy increases.
This can result in overuse and depletion of these resources, leading to negative impacts on Earth's systems.
Deforestation for agriculture, pollution from waste, and increased carbon emissions are examples of how human activities associated with population growth stress natural systems.

Standard: MS-ESS3-4 | DOK: 2

Multiple choice📘 6.2.8.CivicsDP.4.a🧠 DOK 4

Question:

How did the principles established by the Magna Carta influence modern democratic institutions, and which specific practice can be identified as having a direct impact on today's legal systems?

Answer Choices:

A) The Magna Carta introduced the idea of a monarchy, which is reflected in modern presidents.
B) The Magna Carta established the notion of divine right, influencing modern religious institutions.
C) The Magna Carta promoted the concept of parliamentary democracy, impacting modern legislative bodies.
D) The Magna Carta's principles of habeas corpus and an independent judiciary are reflected in today's legal protections against unlawful detention.

✅ Answer:

The Magna Carta's principles of habeas corpus and an independent judiciary are reflected in today's legal protections against unlawful detention.

💡 Explanation:

The Magna Carta, signed in 1215, laid the foundation for the development of legal practices such as habeas corpus, which protects individuals from unlawful detention, and the establishment of an independent judiciary.
These concepts are integral to modern democratic systems, ensuring the protection of individual rights and maintaining checks and balances within government.

Standard: 6.2.8.CivicsDP.4.a | DOK: 4

Short answer📘 A.REI.B.2🧠 DOK 2

Question:

Solve the quadratic equation: x^2 - 4x - 5 = 0. Show your work and explain your reasoning.

✅ Answer:

(x - 5)(x + 1) = 0, so x = 5 or x = -1.

💡 Explanation:

To solve the quadratic equation x^2 - 4x - 5 = 0, we can factor the quadratic expression.
We look for two numbers that multiply to -5 and add to -4.
These numbers are -5 and +1.
Therefore, we can factor the equation as (x - 5)(x + 1) = 0.
Using the zero product property, if (x - 5)(x + 1) = 0, then either x - 5 = 0 or x + 1 = 0.
Solving these equations gives x = 5 or x = -1.

Standard: A.REI.B.2 | DOK: 2

Dropdown📘 L.SS.6.1.b🧠 DOK 2

Julia was determined to complete the project by herself, even though it was a team assignment. Her friends offered to help, but she insisted that she wanted to do it on her own. The satisfaction of finishing the task independently was something she valued greatly. In the end, Julia was proud of the effort she put into the project all by herself.

Question:

Which word in the passage is an example of an intensive pronoun?

Answer Choices:

A) herself
B) she
C) her
D) it

✅ Answer:

herself

💡 Explanation:

The word 'herself' is used to emphasize that Julia completed the project on her own.
It is an example of an intensive pronoun, which adds emphasis to the subject of the sentence.

Standard: L.SS.6.1.b | DOK: 2

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