Unit 1 LC2 Summative Review
Authored by amman haque
Science
10th Grade
DOK Level 2: Skill/Concept covered
Used 6+ times
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16 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is homeostasis?
The process by which organisms maintain a stable internal environment.
The process of cell division.
The breakdown of glucose for energy.
The synthesis of proteins.
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DOK Level 1: Recall
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is an example of negative feedback in the human body?
Blood clotting
Childbirth contractions
Regulation of blood glucose levels
Fever
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DOK Level 2: Skill/Concept
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Explain how positive feedback differs from negative feedback in biological systems.
Positive feedback amplifies changes, while negative feedback reduces changes.
Positive feedback reduces changes, while negative feedback amplifies changes.
Both positive and negative feedback amplify changes.
Both positive and negative feedback reduce changes.
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DOK Level 2: Skill/Concept
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of a control variable in an experiment?
It is the variable that is changed to test its effects.
It is the variable that is measured in the experiment.
It is the variable that is kept constant to ensure a fair test.
It is the variable that is used to calculate results.
Tags
DOK Level 1: Recall
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a scientific experiment, why is it important to have a control group?
To ensure that the experiment is conducted in a controlled environment.
To provide a standard for comparison against the experimental group.
To increase the number of variables being tested.
To ensure that the hypothesis is correct.
Tags
DOK Level 2: Skill/Concept
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Describe a scenario where positive feedback is beneficial in a biological system.
The regulation of blood pressure.
The process of blood clotting.
The maintenance of body temperature.
The regulation of blood sugar levels.
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DOK Level 3: Strategic Thinking
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following best describes an independent variable?
It is the variable that is measured in an experiment.
It is the variable that is kept constant throughout the experiment.
It is the variable that is changed or controlled to test its effects on the dependent variable.
It is the variable that is used to calculate the results.
Tags
DOK Level 1: Recall
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