Household Cleaning Agents
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Questions and Answers

Which of the following has cleaning properties and is a petrochemical?

  • Dettol
  • Mustard oil
  • Detergent (correct)
  • Soap

    • What is a function of Dettol not shared with detergent?

  • Used for washing clothes
  • Used in kitchens to clean surfaces
  • Used for bathing
  • Used in soaps to protect skin infection (correct)

    • Which of the following statements is true for both soap and lemon?

  • Acts as a cleansing agent (correct)
  • Rich in vitamins and minerals
  • Used to disinfect household floors
  • Used in making food more tasty

    • Which one of the following is a seed commonly used in beverages?

    <p>Lemon</p> Signup and view all the answers

    What is soap chemically recognized as?

    <p>Sodium salt of higher fatty acid</p> Signup and view all the answers

    Which substance among the following is rich in vitamins and minerals and adds flavor to food?

    <p>Mustard oil</p> Signup and view all the answers

    Which type of sugar is a white crystalline solid?

    <p>Table sugar</p> Signup and view all the answers

    What is glycine primarily known for?

    <p>A non-essential amino acid present in many proteins</p> Signup and view all the answers

    What substance is primarily produced by honeybees?

    <p>Honey</p> Signup and view all the answers

    Where are cane sugar beets a main source of sugar?

    <p>India</p> Signup and view all the answers

    Which sweetener is derived from sugarcane juice?

    <p>Jaggery</p> Signup and view all the answers

    What is the primary focus of the left page of the book?

    <p>The presence of harmful chemicals in food</p> Signup and view all the answers

    What does the table on the left page most likely include?

    <p>Different kinds of harmful chemicals and their sources</p> Signup and view all the answers

    What kind of visual content is included on the right page of the book?

    <p>Visuals of bread slices being eaten</p> Signup and view all the answers

    Which topic is addressed by the paragraph on the right page?

    <p>The effects of food additives</p> Signup and view all the answers

    What can be inferred about the second table on the right page?

    <p>It includes examples of food additives and their uses</p> Signup and view all the answers

    What does the presence of the hand reaching towards the book suggest?

    <p>Engagement with the material</p> Signup and view all the answers

    What is the source of Citric Acid in Chuk?

    <p>Sour fruits like lemon and citrus</p> Signup and view all the answers

    Which of the following substances is NOT used for wound disinfection?

    <p>Chuk</p> Signup and view all the answers

    Which method is used to obtain oil from seeds?

    <p>Pressing</p> Signup and view all the answers

    Which chemical is known as carbolic acid?

    <p>Phenol</p> Signup and view all the answers

    Which of the following statements about soap is false?

    <p>Soap contains citric acid</p> Signup and view all the answers

    What kind of liquid is Chuk?

    <p>Sour and viscous</p> Signup and view all the answers

    Which of the following is a primary use of Detergent?

    <p>Cleaning household objects</p> Signup and view all the answers

    What is the process of soap making called?

    <p>Saponification</p> Signup and view all the answers

    What is the primary source of common salt?

    <p>Extracted from sea water</p> Signup and view all the answers

    Which of the following is NOT a function of iodine mentioned in the provided text?

    <p>Enhancing taste in food</p> Signup and view all the answers

    Where do we primarily obtain iodine from?

    <p>Sea weeds</p> Signup and view all the answers

    What makes iodised salt different from regular salt?

    <p>Addition of iodine</p> Signup and view all the answers

    Which compound is critical for the functioning of the thyroid gland?

    <p>Iodine</p> Signup and view all the answers

    Why is glucose important for living organisms?

    <p>It is an important source of energy</p> Signup and view all the answers

    What is the potential health risk of consuming too much salt?

    <p>Multiple health problems</p> Signup and view all the answers

    What is sugar primarily used for other than being a sweetening agent?

    <p>Providing energy</p> Signup and view all the answers

    Why is understanding chemical elements important in chemistry?

    <p>It helps understand more complicated compounds.</p> Signup and view all the answers

    What is emphasized as a significant aspect of knowing what compounds are made up of?

    <p>Understanding their toxic effects for safety reasons.</p> Signup and view all the answers

    Which table in the textbook lists common chemistry substances and their chemical names?

    <p>Table 3.1</p> Signup and view all the answers

    What does Table 3.2 in the textbook discuss?

    <p>Properties of basic chemical substances.</p> Signup and view all the answers

    Which property is NOT listed in Table 3.2 for basic chemical substances?

    <p>Toxicity</p> Signup and view all the answers

    What is the focus of Table 3.3 in the chemistry textbook?

    <p>Examining what happens when heating materials for making bread.</p> Signup and view all the answers

    What kind of substances does Table 3.1 provide information on?

    <p>Examples of common chemical substances.</p> Signup and view all the answers

    In the introduction paragraph, why is knowledge of chemistry important in everyday life?

    <p>To ensure everyday products are safe to use.</p> Signup and view all the answers

    Study Notes

    Detergent

    • A petrochemical with cleaning properties, used for washing clothes and dishes
    • A chemical in nature

    Soap

    • Used for washing clothes and dishes, and for bathing
    • A cleansing agent prepared by heating fat or oil with sodium hydroxide
    • Softens skin, sanitizes, and removes odor

    Dettol

    • Handy for domestic needs and materials
    • Used to disinfect household floors, walls of slaughterhouses and animal houses
    • Acts as a cleansing agent, helps protect skin from infection

    Lemon

    • Seeds are pressed to get juice, used in making juice, lemonade, beverages, food coloring, flavor, and medicines

    Mustard

    • Mustard seed is the main source of mustard oil
    • Oil is rich in vitamins and minerals, makes food taste better for many days

    Sugar

    • A whitish solid crystalline compound made from sugarcane, used as a sweetener
    • Used in making jams, candies, and desserts

    Oil

    • A fatty substance obtained from seeds of some plants
    • Used for cooking purposes
    • Obtained by pressing seeds of sunflower, mustard, soybean, coconut, walnut, olive, etc.

    Chuk

    • A sour, viscous liquid extracted from sour fruits like lemon, citrus, bhogate, pamilo, etc.
    • Rich in vitamin C, helps make pickles sour and preserves food for many days

    Phenol

    • An aromatic organic compound, also known as carbolic acid
    • Used in making medicines, thread, bakelite (plastics), colors, etc.
    • Mildly acidic, corrosive to eyes, skin, and respiratory tract

    Chemicals used as cleaners

    • Dettol: used for disinfecting wounds, cuts, and burns, and for cleaning septic and diseased parts of the body
    • Soap: used for bathing, cleaning household objects, and as a cleansing agent
    • Detergent: a cleansing agent, different from soap, used for washing clothes and dishes

    Sugar types

    • Table sugar: a white crystalline solid, commonly used as a sweetener
    • Cane sugar: derived from sugarcane, a main source of sugar in India
    • Jaggery: a popular sweetener derived from sugarcane juice
    • Honey: a thick, sweet, and viscous fluid produced by honeybees from the nectar of flowering plants

    Glycine

    • A non-essential amino acid present in many proteins
    • Helps improve the health of the respiratory system

    Common Salt or Edible Salt

    • A white crystalline solid, also known as sodium chloride (NaCl)
    • Essential chemical compound used in daily life, obtained from sea water by evaporation
    • Iodine is added to common salt to prevent goitre, and it is called "iodised salt"

    Iodine

    • Obtained from sea weeds
    • Essential constituent of the thyroid gland
    • Deficiency leads to goitre
    • Contributes to the development and growth of the body

    Glucose

    • A simple sugar found in fruits and vegetables
    • An important source of energy for the body
    • Essential for growth and development
    • Important for brain function

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    Description

    This quiz covers household cleaning agents, including detergents, soaps, and disinfectants, and their uses.

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