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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the pH range for basic solutions?
💡 Hint: Think about how many ranges exist in the pH scale.
Question 2
Easy
Give one example of a common basic substance.
💡 Hint: Consider what household items are used for baking.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What pH value indicates a basic solution?
- < 7
- = 7
- > 7
💡 Hint: Consider the extreme ends of the pH scale.
Question 2
Hydroxide ions are found in higher concentrations in which type of solution?
- True
- False
💡 Hint: Remember what makes a solution basic.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
A stream initially has a pH of 6.5. If it gets fresh runoff that has a pH of 8, what changes might occur in the stream's ecosystem if no other factors change?
💡 Hint: Consider how species thrive in specific pH environments and what the new conditions would mean for them.
Question 2
Describe a possible experiment to test the effects of different pH levels on plant growth.
💡 Hint: Think about what you’d control and what variables you’d change.
Challenge and get performance evaluation