Daily Practice Problems
Class 12 Chemistry
Chemistry In Everyday Life
daily practice problem

Question1.

Substrates bind to the active site of the enzyme through a variety of interactions except 

(a) ionic bonding

(b) van der waal’s force

(c) hydrogen bonding

(d) covalent bonding

Question2.

What are competitive inhibitors?

Question3.

Detergent formed when stearic acid reacts with polyethyleneglycol is

(a) non-ionic detergent

(b) anionic detergent

(c) cationic detergent

(d) hydrolytic

Question4.

Write full form of BHA. What its use in food?

Question5.

Saccharin is _____ times sweeter than cane sugar.

(a) 600 

(b) 2000

(c) 550

(d) 100

Question6.

What do you understand by tincture of iodine?

Question7.

Which of the following is an analgesic?

(a) Penicillin

(b) Dettol

(c) Chloromycetin

(d) Novalgin

Question8.

Give one difference and one example of disinfectants and antiseptics.

Question9.

Which of the following is employed as antihistamine?

(a) Diphenyl hydramine

(b) Norethindrone

(c) Omeprazole

(d) Chloramphenicol

Question10.

Which of the following is not true about chloramphenicol?

(a) It inhibit the growth of only gram positive bacteria.

(c) It is a broad spectrum antibiotic.

(c) It is not a bactericidal.

(d) It is bacteriostatic.

Question11.

What you do you understand by Turkey red?

Question12.

Following compound is used as 

(a) An anti-inflammatory

(b) Analgesic

(c) Hypnotic

(d) Antiseptic  

Question13.

Dettol is a mixture of ______ and ______.

Question14.

What is antioxidant? Give one use of ascorbic acid.

Question15.

2,4,6-Triphenyl is a/an

(a) acid dye

(b) basic dye

(c) vat dye

(d) azo dye

Question16.

What are propellants? What kind of mixture is used in solid propellants?

Question17.

What are Releser pheromones and Primer pheromones?  

Question18.

Which of the following can possibly used as analgesic without causing addiction and modification?

(a) Morphine

(b) N-acetyl-para-aminophenol

(c) Diazepam

(d) Tetrahydrocatenol

Question19.

What are antacids? List some compound which are used as antacids.

Question20.

What is Malachite Green?

                                                            ***********

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  1. Application of Knowledge: Problem-solving allows you to apply the theoretical concepts of the topic Class 12 Chemistry Chemistry In Everyday Life you have learned to real-life situations. It helps you bridge the gap between abstract knowledge and practical scenarios, making the learning more relevant and meaningful.
  2. Understanding Deeper Concepts: When you encounter problems related to a theoretical concept that you learned in Class 12 Chemistry Chemistry In Everyday Life NCERT Chapter , you are forced to delve deeper into its intricacies. This deeper understanding enhances your comprehension of the subject and strengthens your grasp of the underlying principles.
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  4. Retention and Recall: Actively engaging in problem-solving reinforces your memory and improves long-term retention. Applying the concepts learned in Chemistry In Everyday Life Class 12 Chemistry in practical scenarios helps you remember them better than passive reading or memorization.
  5. Identifying Knowledge Gaps: When you attempt to solve problems, you may encounter areas where your understanding is lacking. These knowledge gaps become evident during problem-solving, and you can then focus on filling those gaps through further study and practice. You can refer Chemistry In Everyday Life Class 12 Chemistry Notes on LearnoHub.com
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  7. Preparation for Exams and Challenges: Many exams, especially in science, mathematics, and engineering, involve problem-solving tasks. Regular practice in problem-solving prepares you to face these exams with confidence and perform well. It is also advised to take tests on Chemistry In Everyday Life Class 12 Chemistry Online Tests at LearnoHub.com.
  8. Enhancing Creativity: Problem-solving often requires thinking outside the box and exploring various approaches. This fosters creativity and innovation, enabling you to come up with novel solutions to different problems.
  9. Life Skills Development: Problem-solving is a valuable life skill that extends beyond academics. It equips you with the ability to tackle various challenges you may encounter in personal and professional life.
  10. Improving Decision Making: Problem-solving involves making decisions based on available information and logical reasoning. Practicing problem-solving enhances your decision-making skills, making you more effective in making informed choices.

In summary, problem-solving after learning a theoretical concept on CBSE Chemistry In Everyday Life Class 12 Chemistry 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.

You must have heard of the phrase “Practice makes a man perfect”. Well, not just a man, practice indeed enhances perfection of every individual.

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 12 Chemistry Chemistry In Everyday Life NCERT Chapter

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 12 Chemistry Chemistry In Everyday Life NCERT Chapter useful.

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