The length of the duodenum is

  • 25 cm
  • 31 cm
  • 21 cm
  • 35 cm

The portion of the stomach which is present beneath the cardiac portion is called

  • opsin portion
  • gastric portion
  • pyloric portion
  • cardiac portion

The vitamin which is produced by the bacteria living in the colon is

  • vitamin K
  • vitamin A
  • vitamin B
  • vitamin D

The non-functional finger-like process which arises from the blind end of the caecum is called

  • bolus
  • appendix
  • ileum
  • villus

The disease which is caused by intake of insufficient amount of iodine in the diet is

  • intestinal ulcer
  • lung cancer
  • goiter
  • kidney stones

The important sources of lipids include

  • apricots and plums
  • strawberries and cherries
  • apples and kiwi
  • coconut and mustard seeds

The protein portion of food is partially digested by

  • opsin
  • pepsin
  • pyloric
  • amylase

The micronutrient which is a component of the enzyme responsible for the reduction of nitrates to ammonia is

  • phosphoric acid
  • molybdenum
  • Sulphuric acid
  • potash alum

The portion of the stomach which is present immediately after the esophagus is known as

  • pyloric portion
  • cardiac portion
  • opsin portion
  • gastric portion

The fiber which travels through the small intestine is classified as

  • saturated dietary fiber
  • unsaturated dietary fiber
  • soluble dietary fiber
  • insoluble dietary fiber

The proteins utilized by human bodies are composed of

  • amino acid
  • citric acid
  • nitric acid
  • carbolic acid

The spherical mass in which pieces of food are slipped that were rolled up by tongue is

  • saliva
  • bolus
  • bile
  • esophagus

The symptom of an ulcer is

  • abdominal burning after meals
  • increase in weight
  • kidney stones
  • cough and fever

The molecule of hemoglobin contains single atom of

  • iron
  • zinc
  • magnesium
  • potassium

The process through which embryonic cells are transformed into mature cells is called

  • cell differentiation
  • cell transformation
  • cell insulation
  • cell solubility

The butter is solid at room temperature because of more

  • citric fatty acids
  • nitric fatty acids
  • saturated fatty acids
  • unsaturated fatty acids

The sources from which humans can fulfill the deficiency of vitamin A are

  • yellow/orange fruits
  • leafy vegetables
  • fish and liver
  • all of above

The groups in which vitamins can be divided are

  • fat-soluble vitamins only
  • water-soluble vitamins only
  • oxygen-soluble vitamins
  • fat and water soluble vitamins

The first ten inches of the small intestine is classified as

  • salivary amylase
  • sphincter
  • gastric glands
  • duodenum

The effects of organic fertilizers include

  • aeration
  • soil drainage
  • ability of nutrient holding
  • all of above

The causes of ulcers include

  • long term use of aspirin
  • smoking
  • consuming spicy foods
  • all of above

The excess amount of nitrogen leads to

  • delayed fruiting only
  • delayed flowering only
  • rapid fruiting
  • delayed fruiting and flowering

The macronutrients include all except

  • potassium
  • iron
  • magnesium
  • nitrogen

The weight of liver in adult humans is about

  • 0.5 kg
  • 1.5 kg
  • 2.7 kg
  • 3.2 kg

The amount of calories found in one gram of carbohydrates is

  • 9 kilocalories
  • 7 kilocalories
  • 4 kilocalories
  • 5 kilocalories

The zinc, chromium, fluorine, and iodine are considered as

  • oxidized minerals
  • trace minerals
  • major minerals
  • mega minerals

The molecules that cannot cross the membranes are classified as

  • diffusible molecules
  • non-diffusible molecules
  • saturated molecules
  • unsaturated molecules

The materials that if added to plants yields more flowers, more fruits, and faster growth are called

  • nutrients
  • bio-molecules
  • fertilizers
  • bio-chemicals

The essential element for the maintenance and development of teeth and bones is

  • ethyl oxide
  • methyl alcohol
  • calcium
  • acetyl

The trace minerals that support functions of the immune system are

  • calcium and sodium
  • zinc and iron
  • phosphorus and magnesium
  • potassium and sodium
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