Class 7 Science
Acids, Bases and Salts
Question 1.
What are acids?
Question 2.
What is a base?
Question 3.
Substances that are used to indicate whether a substance is acid or a base are known as __________.
Question 4.
Name some indicators.
Question 5.
What is a litmus test?
Question 6.
How does china rose helps to detect whether a given substance is an acid or a base?
Question 7.
How does Phenolphthalein help to detect whether a given substance is an acid or a base?
Question 8.
Define neutralization.
Question 9.
How ant bites can be treated?
Question 10.
How do we treat too much acidity or basicity of soil?
Question 11.
What are litmus?
Question 12.
What are neutral solutions?
Question 13.
What is acid rain?
Question 14.
Name the acid found in the following.
a. Ant’s sting
b. Curd
c. Spinach
Question 15.
What happens when a litmus paper is dipped in acidic solution?
Question 16.
What happens when a litmus paper is dipped in basic solution?
Question 17.
Why does rain become acidic and what are the harmful effects of it?
Question 18.
Name the base found in the following.
a. Lime water
b. Soap
c. Milk of magnesia
Question 19.
Why does a turmeric stain on a dress turns red when washed with soap?
Question 20.
What happens when an acidic solution is mixed with a basic solution?
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In summary, problem-solving after learning a theoretical concept on CBSE Acids, Bases and Salts Class 7 Science is an essential part of the learning process. It enhances your understanding, critical thinking abilities, and retention of knowledge. Moreover, it equips you with valuable skills that are applicable in academic, personal, and professional contexts.
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Practicing questions plays a pivotal role in achieving excellence in exams. Just as the adage goes, "Practice makes perfect," dedicating time to solve a diverse range of exam-related questions yields manifold benefits. Firstly, practicing questions allows students to familiarize themselves with the exam format and types of problems they might encounter. This familiarity instills confidence, reducing anxiety and improving performance on the actual exam day. Secondly, continuous practice sharpens problem-solving skills and enhances critical thinking, enabling students to approach complex problems with clarity and efficiency. Thirdly, it aids in identifying weak areas, allowing students to focus their efforts on improving specific topics. Moreover, practice aids in memory retention, as active engagement with the material reinforces learning. Regular practice also hones time management skills, ensuring that students can allocate appropriate time to each question during the exam. Overall, practicing questions not only boosts exam performance but also instills a deeper understanding of the subject matter, fostering a holistic and effective learning experience.
All About Daily Practice Problems on Class 7 Science Acids, Bases and Salts NCERT Chapter 5
Our Daily Practice Problems (DPPs) offer a diverse range of question types, including Multiple Choice Questions (MCQs) as well as short and long answer types. These questions are categorized into Easy, Moderate, and Difficult levels, allowing students to gradually progress and challenge themselves accordingly. Additionally, comprehensive solutions are provided for each question, available for download in PDF format - Download pdf solutions as well as Download pdf Questions. This approach fosters a holistic learning experience, catering to different learning styles, promoting self-assessment, and improving problem-solving skills. With our well-structured DPPs, students can excel in exams while gaining a deeper understanding of the subject matter. Hope you found the content on Class 7 Science Acids, Bases and Salts NCERT Chapter 5 useful.
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