Science - Food And Digestion

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  • 1/26 Questions

    What provides the body with raw materials and Energy?

    • Air
    • Saliva
    • Food
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About This Quiz

This quiz, titled 'Science - Food and Digestion', assesses knowledge on the role of nutrients in the human body. It covers how food provides energy, the importance of carbohydrates, fats, and proteins, and their functions in cell structure and processes. Essential for learners understanding human biology and nutrition.

Science - Food And Digestion - Quiz

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  • 2. 

    True or false:glucose is the form of sugar the body can most easily use

    Explanation
    Glucose is indeed the form of sugar that the body can most easily use. It is a simple sugar that is readily absorbed into the bloodstream and used as a source of energy by cells. Glucose is the primary fuel for the brain and muscles, and it plays a crucial role in various bodily functions. Other forms of sugar, such as fructose and sucrose, need to be broken down into glucose before they can be utilized by the body. Therefore, glucose is the preferred and most easily usable form of sugar for our bodies.

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  • 3. 

    True or false:proteins are needed for tissue growth and repair

    • Maybe

    • Not sure

    • False

    • True

    Correct Answer
    A. True
    Explanation
    Proteins are essential for tissue growth and repair. They are made up of amino acids, which are the building blocks of our body. When we consume proteins through our diet, they are broken down into amino acids that are used to repair and build new tissues. These tissues include muscles, organs, skin, and bones. Without an adequate intake of proteins, our body would not have the necessary materials to repair damaged tissues or support growth. Therefore, the statement that proteins are needed for tissue growth and repair is true.

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  • 4. 

    What is the most important nutrient because the body's vital processes take place in it?

    • Skin

    • Water

    • Minerals

    • Vitamins

    Correct Answer
    A. Water
    Explanation
    Water is the most important nutrient because the body's vital processes, such as digestion, circulation, and temperature regulation, rely on it. It helps transport nutrients and oxygen to cells, removes waste products, lubricates joints, and maintains overall bodily functions. Without adequate water intake, dehydration can occur, leading to various health issues. Therefore, water is crucial for the proper functioning of the body and maintaining overall health and well-being.

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  • 5. 

    True or false:Proteins play an important part in chemical reactions within cells

    • True

    • False

    Correct Answer
    A. True
    Explanation
    Proteins are known to be involved in various chemical reactions within cells. They act as catalysts, known as enzymes, that facilitate and speed up these reactions. Enzymes bind to specific molecules and help convert them into different forms, allowing essential cellular processes to occur. Without proteins, many crucial chemical reactions necessary for cell function would not take place efficiently or at all. Therefore, it is true that proteins play an important part in chemical reactions within cells.

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  • 6. 

    What two nutrients are needed in small amounts to carry out chemical processes

    • Fats and carbohydrates

    • Vitamins and fats

    • Minerals and fats

    • Vitamins and minerals

    Correct Answer
    A. Vitamins and minerals
    Explanation
    Vitamins and minerals are needed in small amounts to carry out chemical processes in the body. Vitamins are organic compounds that act as coenzymes, assisting in various metabolic reactions. They are essential for energy production, immune function, and overall health. Minerals, on the other hand, are inorganic elements that play crucial roles in enzyme function, nerve transmission, and maintaining fluid balance. Both vitamins and minerals are necessary for proper bodily functions, but only in small quantities.

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  • 7. 

    What type of tissue protects and insulates the body?

    • Muscle

    • Fatty

    • Soft

    • Wet

    Correct Answer
    A. Fatty
    Explanation
    Fatty tissue is the correct answer because it serves as a protective and insulating layer in the body. It helps to cushion and protect organs, bones, and nerves from injury. Additionally, fatty tissue acts as an insulator by trapping heat and helping to maintain body temperature.

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  • 8. 

    The usda guidelines provide a personalized way to help people make healthy food choices based on their (blank)

    • Age,sex,and physical activity

    • Height, weight, and strength

    • Amount of sleep on average and age

    Correct Answer
    A. Age,sex,and physical activity
    Explanation
    The USDA guidelines provide a personalized way to help people make healthy food choices based on their age, sex, and physical activity. These factors are important in determining the specific nutritional needs of individuals. Age plays a role in determining the body's changing nutritional requirements over time. Sex can also impact nutritional needs, as males and females may have different nutrient requirements. Physical activity level is another important factor, as individuals with higher levels of physical activity may require more calories and specific nutrients to support their active lifestyle. By considering these factors, the USDA guidelines can offer tailored recommendations for individuals to make informed and healthy food choices.

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  • 9. 

    The nutrients called (blank) are a major source of energy

    Correct Answer
    carbohydrates
    Explanation
    Carbohydrates are a major source of energy for the body. When consumed, they are broken down into glucose, which is then used by cells to produce energy. Carbohydrates are found in a variety of foods such as grains, fruits, vegetables, and legumes. They provide the body with a quick and easily accessible source of energy, making them essential for overall health and functioning.

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  • 10. 

    One sugar, blank, is the major source of energy for the body's cells

    Correct Answer
    glucose
    Explanation
    Glucose is the major source of energy for the body's cells. It is a type of sugar that is broken down by the body to produce ATP, which is the primary energy currency of cells. Glucose is obtained from the digestion of carbohydrates in the diet and is transported through the bloodstream to provide energy for various cellular processes. It is particularly important for brain function, as the brain relies heavily on glucose for energy.

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  • 11. 

    (blank) provide energy as well as the raw materials to make cell parts?

    Correct Answer
    carbohydrates
    Explanation
    Carbohydrates provide energy as well as the raw materials to make cell parts. They are a major source of energy for the body and are broken down into glucose, which is used by cells to produce ATP, the energy currency of the cell. Additionally, carbohydrates are used to build important cell components such as cell membranes and cell walls. They also play a role in cell signaling and communication. Overall, carbohydrates are essential for the functioning and maintenance of cells.

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  • 12. 

    (blank) provide energy and form part of the cell membrane.  

    Correct Answer
    fats
    Explanation
    Fats provide energy and form part of the cell membrane. Fats, also known as lipids, are a type of macronutrient that serve as a concentrated source of energy in the body. They provide more than double the amount of energy per gram compared to carbohydrates and proteins. Additionally, fats play a crucial role in the structure and function of cell membranes. They help to maintain the integrity and fluidity of the cell membrane, allowing for proper communication and transport of substances in and out of the cell.

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  • 13. 

    One (blank) is the amount of energy needed to raise the temperature of one gam of water by one degree celsius.

    Correct Answer
    calorie
    Explanation
    A calorie is the amount of energy needed to raise the temperature of one gram of water by one degree Celsius.

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  • 14. 

    In addition to providing energy, (blank) provide the raw materials to make cell parts

    Correct Answer
    carbohydrates, carbohydrate
    Explanation
    Carbohydrates are a type of organic compound that serves as a source of energy for living organisms. Additionally, carbohydrates also provide the raw materials needed to build and repair cell parts. They are broken down into glucose, which is used by cells to produce ATP, the main energy currency of the cell. Carbohydrates are also used to synthesize important molecules such as nucleic acids, proteins, and lipids, which are essential for cell structure and function. Therefore, carbohydrates play a crucial role in both providing energy and supplying the necessary building blocks for cell parts.

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  • 15. 

    A (blank) is a substance in food that provides the raw materials and energy the body needs to carry out all its essential processes

    Correct Answer
    nutrient, nutrients
    Explanation
    A nutrient is a substance in food that provides the raw materials and energy the body needs to carry out all its essential processes. Nutrients are essential for growth, repair, and maintenance of the body's tissues and organs. They include carbohydrates, proteins, fats, vitamins, and minerals. Without an adequate intake of nutrients, the body would not be able to function properly and maintain good health. Nutrients are obtained through a balanced diet that includes a variety of foods from different food groups.

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  • 16. 

    What are simple hydrates also known as

    Correct Answer
    sugars
    Explanation
    Simple hydrates are compounds that contain water molecules within their structure. They are also known as sugars. Sugars are organic compounds composed of carbon, hydrogen, and oxygen atoms. They have a sweet taste and are commonly found in fruits, honey, and other natural sources. Simple hydrates, or sugars, play important roles in providing energy for the body and are also used in various industrial processes, such as food production and fermentation.

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  • 17. 

    One gram of carb. provides your body with (blank) Calories of energy

    Correct Answer
    four, Four
    Explanation
    Carbohydrates provide 4 calories of energy per gram. Therefore, one gram of carbohydrate provides your body with four calories of energy.

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  • 18. 

    What must the body do first to use complex carbohydrates, starch, in order for it to burn as energy?

    Correct Answer
    break it down
    make it smaller
    turn it into smaller molecules'
    Explanation
    To use complex carbohydrates, starch, as energy, the body must first break it down into smaller molecules. This process is known as digestion and occurs in the digestive system. The body breaks down complex carbohydrates into simpler sugars, such as glucose, which can then be absorbed into the bloodstream and used as fuel by cells for energy production. By breaking down complex carbohydrates into smaller molecules, the body can efficiently extract and utilize the energy stored in them.

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  • 19. 

    Blank are made of many sugar molecules linked together in a chain.

    Correct Answer
    complex carbohydrates
    Explanation
    Complex carbohydrates are made up of many sugar molecules linked together in a chain. They are called "complex" because their structure is more intricate compared to simple carbohydrates. Complex carbohydrates provide a slow and steady release of energy as they take longer to break down in the body. Foods rich in complex carbohydrates include whole grains, legumes, and vegetables.

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  • 20. 

    What is starch?

    Correct Answer
    a complex carbohydrate
    Explanation
    Starch is a complex carbohydrate. Carbohydrates are one of the three main macronutrients, along with proteins and fats, that provide energy for the body. Starch is a polysaccharide, meaning it is made up of many sugar molecules bonded together. It is the main storage form of energy in plants and serves as a source of dietary energy for humans and animals. Starch is broken down into glucose during digestion, which can then be used by the body for energy or stored for later use.

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  • 21. 

    What does fiber have in common with starch

    Correct Answer
    they are both complex carbohydrates
    Explanation
    Fiber and starch have a common characteristic of being complex carbohydrates. Complex carbohydrates are made up of long chains of sugar molecules. Both fiber and starch are types of complex carbohydrates that provide energy to the body. However, they differ in terms of their digestibility. Starch is easily broken down by the body into glucose for energy, while fiber cannot be fully digested and adds bulk to the diet, aiding in digestion and promoting bowel regularity.

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  • 22. 

    Nutritions recommend that blank to blank percent of the Calories in a diet come from carbs.(include the to in your answer)

    Correct Answer
    45 to 65
    Explanation
    Nutrition experts recommend that 45 to 65 percent of the calories in a diet should come from carbohydrates. This range ensures an adequate intake of energy and nutrients from carbohydrates, which are the body's main source of fuel. Carbohydrates provide essential nutrients, such as fiber, vitamins, and minerals, and they are important for maintaining optimal health and energy levels. By consuming carbohydrates within this recommended range, individuals can achieve a balanced and nutritious diet.

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  • 23. 

    What can the body convert in order to make glucose

    Correct Answer
    sugar in fruit
    Explanation
    The body can convert sugar in fruit into glucose. Glucose is a simple sugar that is the primary source of energy for our body's cells. When we consume fruits that contain sugar, the body breaks down the sugar molecules and converts them into glucose through a process called glycolysis. Glucose is then used by our cells to produce energy through cellular respiration. Therefore, sugar in fruit can be converted by the body into glucose to meet its energy needs.

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  • 24. 

    What is different about fiber?

    Correct Answer
    it cannot be broken down
    fiber passes through the body and is eliminated
    it is not considered a nutrient
    Explanation
    Fiber is different from other substances because it cannot be broken down by the body's digestive enzymes. Instead, it passes through the digestive system without being absorbed or providing any calories. This indigestible nature of fiber allows it to add bulk to the stool and promote regular bowel movements. Additionally, fiber is not considered a nutrient because it does not provide any essential nutrients like carbohydrates, proteins, or fats. However, it plays a crucial role in maintaining digestive health and preventing certain diseases.

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  • 25. 

    What are carbohydrates made out of?

    Correct Answer
    carbon, oxygen, and hydrogen
    Explanation
    Carbohydrates are organic compounds composed of carbon, oxygen, and hydrogen atoms. These elements combine in specific ratios to form various types of carbohydrates, including simple sugars, starches, and fibers. The carbon, oxygen, and hydrogen atoms in carbohydrates are arranged in a specific way, creating a backbone structure that gives carbohydrates their characteristic properties. This molecular composition allows carbohydrates to serve as a primary source of energy for living organisms and play important roles in various biological processes.

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  • 26. 

    Where is starch found

    Correct Answer
    plant such as potatoes, rice, wheat, corn
    Explanation
    Starch is found in plants such as potatoes, rice, wheat, and corn. These plants store starch as a reserve energy source in their cells. Starch is a complex carbohydrate made up of long chains of glucose molecules. It serves as a crucial source of energy for both plants and animals. In plants, starch is typically found in storage organs like tubers (potatoes), grains (rice, wheat), and seeds (corn). These plant sources are commonly consumed by humans and used as staple foods due to their high starch content.

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  • Current Version
  • Mar 21, 2023
    Quiz Edited by
    ProProfs Editorial Team
  • Oct 28, 2009
    Quiz Created by
    Smartsmartie12
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