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Nutrition in Plants and Animals Test - 8

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Nutrition in Plants and Animals Test - 8
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  • Question 1
    1 / -0
    A balanced diet is
    Solution
    A balanced diet is nutritionally adequate. A diet that contains the proper proportions of carbohydrates, fats, proteins, vitamins, minerals, and water necessary to maintain good health is known as balanced diet.
  • Question 2
    1 / -0
    Which of the following is not a macronutrient?
    Solution
    Mn is not a macronutrient, it is a micronutrient.
  • Question 3
    1 / -0
    To get sufficient carbohydrate, one should take
    Solution
    To get sufficient carbohydrate, one should take rice.Rice contains versatile complex carbohydrates that can help provide your body with fuel for energy.
  • Question 4
    1 / -0
    Bulk of the tooth in mammals is made up of
    Solution
    Bulk of the tooth in mammals is made up of dentine.It is 70% mineral and acellular, as hydroxyapatite crystals, and 30% organic as water, collagen and mucopolysaccharide.
  • Question 5
    1 / -0
    Best source of casein is
    Solution
    Best source of casein is milk,making up 80% of the proteins in cow milk and between 20% and 45% of the proteins in human milk.
  • Question 6
    1 / -0
    From nutritional point of view, our food must contain
    Solution
    From nutritional point of view, our food must contain carbohydrates, fats, proteins, vitamins and minerals.
  • Question 7
    1 / -0
    Which among the following is the chief nutrient group involved in the growth and repair of the cell membrane?
    Solution
    Proteins and lipids is the chief nutrient group involved in the growth and repair of the cell membrane.
  • Question 8
    1 / -0
    The largest part of most diets is made up of
    Solution
    The largest part of most diets is made up of carbohydrates. They are the most important source of energy for body.
  • Question 9
    1 / -0
    Which of the following types of teeth is used for grinding food?
    Solution
    Molars are used for grinding and chewing of food.Adult humans have twelve molars, in four groups of three at the back of the mouth.
  • Question 10
    1 / -0
    The mode of nutrition in amoeba is
    Solution
    The mode of nutrition in amoeba is holozoic.Holozoic nutrition is a type of heterotrophic nutrition that is characterized by the internalization (ingestion) and internal processing of liquids or solid food particles.
  • Question 11
    1 / -0
    The conducting tissue in plants to conduct prepared food from the leaf to storage organs and growing region is called
    Solution
    Phloem tissue conducts prepared food from the leaf to storage organs and growing regions.Phloem tissue consists of: conducting cells, generally called sieve elements; parenchyma cells, including both specialized companion cells or albuminous cells and unspecialized cells; and supportive cells, such as fibres and sclereids.
  • Question 12
    1 / -0
    Nodules with nitrogen fixing bacteria are present in the roots of
    Solution
    Nodules with nitrogen fixing bacteria are present in the roots of gram.Their ability to fix gaseous nitrogen makes legumes an ideal agricultural organism as their requirement for nitrogen fertilizer is reduced.
  • Question 13
    1 / -0
    Organisms who depend on dead organic matter for food are called
    Solution
    Organisms who depend on dead organic matter for food are called saprophytes.These organisms are also known as decomposers, they decompose the dead matter.Examples of saprophytes are fungi, yeast, mushrooms, moulds, etc.
  • Question 14
    1 / -0
    Four important mineral nutrients required in large quantities by humans are
    Solution
    Four important mineral nutrients required in large quantities by humans are phosphorus, calcium, sodium and magnesium. Dietitians may recommend that dietary elements are best supplied by ingesting specific foods rich with the chemical element(s) of interest.
  • Question 15
    1 / -0
    In humans, the pH of saliva varies from
    Solution
    In humans, the pH of saliva varies from 6.7 to 7.2.The main enzyme in saliva (amylase, which breaks down starch) cannot function in an environment lower than a pH of 6.5. So, pH in this range is needed to promote mineral absorption and starch digestion.
  • Question 16
    1 / -0
    A human being is said to be starving when
    Solution
    A human being is said to be starving when food taken does not meet the loss of energy. Starvation is a severe deficiency in caloric energy intake. It is the most extreme form of malnutrition. In humans, prolonged starvation can cause permanent organ damage[1] and eventually, death.
  • Question 17
    1 / -0
    Which of the following is regarded as main cellular fuel?
    Solution
    Glucose is regarded as main cellular fuel.It is used as an energy source in most organisms, from bacteria to humans, through either aerobic respiration, anaerobic respiration, or fermentation.
  • Question 18
    1 / -0
    The essential mineral for the formation of body protein is
    Solution
    The essential mineral for the formation of body protein is sulphur.Sulfur is present in four amino acids: methionine, an essential amino acid; the nonessential cystine and cysteine, which can be made from methionine; and taurine, which is not part of body tissues but does help produce bile acid for digestion
  • Question 19
    1 / -0
    A person deficient in rhodopsin (visual pigment) should take
    Solution
    A person deficient in rhodopsin (visual pigment) should take carrots. It is a biological pigment in photoreceptor cells of the retina.
  • Question 20
    1 / -0
    Which of the following is essential for normal vision?
    Solution
    Riboflavin is essential for normal vision. It is needed to help the body change vitamin B6 and folate into forms it can use. It is also important for growth and red blood cell production.
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