Biology Quiz: Digestion and Reproduction
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Questions and Answers

What is the primary function of the ampulla in male reproduction?

  • Storage of mature sperm
  • Production of testosterone
  • Production of sperm and androgen (correct)
  • Sperm transport to the urethra
  • Where is the ampulla located in mammals?

  • In the scrotum, outside the abdominal cavity (correct)
  • Inside the prostate gland
  • Within the body cavity
  • In the pelvic cavity near the bladder
  • What is the primary role of the seminal vesicles?

  • Secretion high in fructose for sperm transport (correct)
  • Production of testosterone
  • Storage of sperm until ejaculation
  • Production of a viscous secretion for semen odor
  • How do the testes get an optimal environment for sperm production?

    <p>By being a few degrees cooler than body temperature</p> Signup and view all the answers

    What percentage of feed wastage is considered significantly high when the trough is completely full?

    <p>30%</p> Signup and view all the answers

    What is the function of the epididymis in male reproduction?

    <p>Maturation of spermatozoa</p> Signup and view all the answers

    Which characteristic is typical of complete confinement housing for layers?

    <p>Requires less space</p> Signup and view all the answers

    What is the primary function of salivary amylase in digestion?

    <p>Converts starches to maltose</p> Signup and view all the answers

    Which gland surrounds the urethra and produces a secretion that stimulates sperm activity?

    <p>Prostate gland</p> Signup and view all the answers

    What term refers to a young male horse typically up to the age of three?

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

    What is a significant factor in the secretion produced by the seminal vesicles?

    <p>High in fructose</p> Signup and view all the answers

    Which of the following accurately describes the function of the tongue in the digestive process?

    <p>Grasps and manipulates food</p> Signup and view all the answers

    What does the term 'prehension' refer to in digestion?

    <p>The process of taking food into the mouth</p> Signup and view all the answers

    What is the main role of androgens in male reproduction?

    <p>Promoting the production of sperm</p> Signup and view all the answers

    What is the correct term for a mature female horse that has not produced any offspring during the breeding season?

    <p>Yeld mare</p> Signup and view all the answers

    What defines a barrow in animal terminology?

    <p>Castrated male pig before secondary characteristics develop</p> Signup and view all the answers

    Which accessory organ is responsible for producing saliva that contains mucin?

    <p>Salivary glands</p> Signup and view all the answers

    Where does the majority of nutrient absorption occur within the digestive system?

    <p>Small intestine</p> Signup and view all the answers

    What term is used for a stallion that has only one testis or none in its scrotum?

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

    What factors contribute to the digestion process?

    <p>Mechanical forces, chemical action, and enzyme activity</p> Signup and view all the answers

    Which term refers to a mature female horse specifically bred for breeding purposes?

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

    What does the term 'wether goat' signify in animal terminology?

    <p>Castrated male goat before secondary characteristics develop</p> Signup and view all the answers

    How are digestive enzymes categorized in biological terms?

    <p>Complex proteins that alter other substances</p> Signup and view all the answers

    Which statement regarding salivary amylase is true?

    <p>It converts starches into maltose</p> Signup and view all the answers

    What does prehension refer to in the digestive process?

    <p>The act of grasping food</p> Signup and view all the answers

    How much linear feeder space is necessary for day-old chicks?

    <p>2.5 cm</p> Signup and view all the answers

    Which environmental condition is important for determining the length of the brooding period?

    <p>Weather/climatic conditions</p> Signup and view all the answers

    What is the minimum recommended waterer space for chicks between the ages of 2-6 weeks?

    <p>1.0 cm</p> Signup and view all the answers

    What is true about the complete confinement housing system?

    <p>Birds are kept in a shed with no outdoor access</p> Signup and view all the answers

    At what age do pullets typically show signs of sexual maturity?

    <p>16 weeks</p> Signup and view all the answers

    To prevent feed wastage, how full should feeding troughs be filled at most?

    <p>1/3 full</p> Signup and view all the answers

    Which poultry rearing system is mostly utilized by native chicken growers?

    <p>Range system</p> Signup and view all the answers

    What process describes the mechanical breakdown of feed to prepare it for digestion?

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

    Which respiratory condition is defined by rapid and shallow breathing?

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

    Which animal is known to possess a dental pad instead of upper incisors?

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

    During the re-chewing of feed particles in ruminants, which process occurs?

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

    What is the role of saliva during the feeding process?

    <p>It helps create a feed bolus.</p> Signup and view all the answers

    What is the recommended protein percentage for layer 1 feed for mature laying hens?

    <p>18%</p> Signup and view all the answers

    At what age should chicks transition to grower feeds with a protein content of 16%?

    <p>Six to twelve weeks old</p> Signup and view all the answers

    What is the typical daily feed consumption for mature laying hens?

    <p>90 to 140 grams</p> Signup and view all the answers

    Study Notes

    Digestion

    • Mastication is the mechanical breakdown of food into smaller particles
    • Salivary amylase converts starch to maltose
    • Tongue grasps and manipulates food
    • Prehension is the act of seizing food
    • Salivary glands produce saliva with mucin to lubricate food
    • Small intestine is the primary site of nutrient absorption
    • Digestion involves mechanical forces, chemical action, and enzyme activity
    • Digestive enzymes are complex proteins that catalyze digestion
    • Chemical changes in nutrients occur throughout the digestive process

    Reproduction

    • Ampulla produces sperm and androgens, located in the scrotum
    • Seminal vesicles secrete fructose for sperm transport
    • Testes function optimally a few degrees cooler than body temperature in the scrotum
    • Epididymis is the site of sperm maturation
    • Prostate gland surrounds the urethra and produces a secretion that stimulates sperm activity

    Poultry

    • Feed wastage is 30% when the trough is completely full
    • Complete confinement housing requires less space
    • Colt is a young male horse up to 3 years old
    • Yeld mare is a mature female horse that has not produced offspring
    • Barrow is a castrated male pig before secondary sex characteristics develop
    • Ridgling is a male horse with one or no testes in the scrotum
    • Wether goat is a castrated male goat before secondary sex characteristics develop
    • Capon is a castrated male chicken
    • Filly is a young female horse
    • Broodmare is a mature female horse used for breeding
    • Minimum feeder space for day-old chicks is 2.5 cm
    • Brooding period duration is influenced by weather and climatic conditions
    • Minimum waterer space for chicks 2-6 weeks old is 1.0 cm
    • Complete confinement housing keeps birds in a shed with no outdoor access
    • Pullets show signs of sexual maturity around 16 weeks old
    • Feeding troughs should be filled to a maximum of 1/3 full to prevent waste
    • Range system of poultry rearing is common for native chicken growers
    • Brooding period is shorter for fast feathering breeds
    • Mature laying hens consume layer 1 feed with 18% protein
    • Grower feeds with 16% protein are for chicks aged six to twelve weeks
    • Mature laying hens consume 90 to 140 grams of feed daily
    • Saliva lubricates the esophgaus and aids in creating a feed bolus

    Other

    • Mastication is the act of chewing food
    • Polypnea is rapid and shallow breathing
    • Cattle have a dental pad instead of upper incisors
    • Ruminating is the re-chewing of feed particles in ruminants
    • Sheep have the highest normal respiratory rate per minute
    • Prehension is the act of grasping food

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    Description

    Test your knowledge on key concepts related to digestion and reproduction in biology. This quiz covers topics such as the mechanical breakdown of food, the role of enzymes, and male reproductive anatomy. Dive into the intricacies of biological processes and see how much you understand!

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