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Twelfth Grade (Grade 12) Biology Questions

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Grade 12 Skin, Skeleton, and Muscles
What is the section of the stratum corneum that extends onto the nail body?
  1. lunula
  2. cuticle
  3. nail root
  4. follicle
Grade 12 Anatomical Organization
This means lying on one's back.
  1. prone
  2. lateral
  3. dorsal
  4. supine
Grade 12 Macromolecules
Which of the following involves ethics?
  1. Passing a law to allow more crops to be grown per acre in a given area.
  2. Passing a law to increase fines for people texting while driving.
  3. Passing a law to allow doctors to euthanize humans who are terminally ill.
  4. Passing a law to decrease speed limits in an area of frequent accidents.
Grade 12 Circulatory and Immune Systems
Which wall of the heart is the outermost layer that helps reduce friction?
  1. epicardium
  2. myocardium
  3. endocardium
  4. pericardium
Grade 12 Skin, Skeleton, and Muscles
There are                 vertebrae in the neck region.
  1. seven cervical
  2. twelve thoracic
  3. five cervical
  4. five thoracic
Grade 12 Botany
In which group of bryophytes did stomata first appear?
  1. hornworts
  2. mosses
  3. liverworts
  4. club mosses
Grade 12 Zoology
This type of nephron is best to conserve water in body.
  1. juxtamedullary
  2. cortical
  3. both A and B
  4. serotical
Grade 12 Microbiology
Which is considered a zoonotic disease?
  1. trench fever
  2. rabbit fever
  3. brucellosis
  4. bartonellosis
Grade 12 Nervous and Endocrine Systems
Which is not part of the motor cortex?
  1. hip
  2. thumb
  3. face
  4. tongue
  5. all of the above
Grade 12 Respiration, Digestion, and Excretion
All are fat soluble vitamins except
  1. A.
  2. V.
  3. K.
  4. E.
Grade 12 Anatomical Organization
The neck, head, and trunk make up the                 region of the body.
  1. parietal
  2. pleural
  3. axial
  4. appendicular
Grade 12 Microbiology
Hepatitis C can cause liver cancer.
  1. True
  2. False
Grade 12 Nervous and Endocrine Systems
The sense of smell passes through the thalamus.
  1. True
  2. False
Grade 12 Skin, Skeleton, and Muscles
This muscle originates at the temporal fossa and inserts into the coronoid process of the mandible.
  1. temporalis
  2. masseter
  3. buccinator
  4. frontalis
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