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Eleventh Grade (Grade 11) Biology Questions

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Grade 11 Nervous and Endocrine Systems
Which hormone is stored in the posterior pituitary gland?
  1. growth hormone
  2. prolactin
  3. thyroid-stimulating hormone
  4. oxytocin
Grade 11 Human Reproduction
Umbilical refers to the
  1. butt.
  2. navel.
  3. placenta.
  4. uterus.
Grade 11 Zoology
Rhinoceros horns are made of
  1. a mass of hair, or keratin.
  2. collagen.
  3. bone.
  4. modified tooth material.
Grade 11 Human Reproduction
Fertilization usually occurs in the fallopian tube.
  1. True
  2. False
Grade 11 Skin, Skeleton, and Muscles
The fibula does not connect to the knee joint at any point.
  1. True
  2. False
Grade 11 Skin, Skeleton, and Muscles
Epithelial tissues are avascular but innervated.
  1. True
  2. False
Grade 11 Skin, Skeleton, and Muscles
This muscle flexes the wrist and abducts the hand.
  1. flexor carpi radialis
  2. flexor carpi ulnaris
  3. extensor carpi radialis brevis
  4. extensor carpi radialis longus
Grade 11 Skin, Skeleton, and Muscles
The palmar aponeurosis muscle is
  1. a sheet of fibrous tissue under the skin surrounding the palm and muscles of the hand.
  2. made up of three main sets of fibers: anterior, middle, and posterior.
  3. located in the upper part of the arm.
  4. located in the leg.
Grade 11 Skin, Skeleton, and Muscles
Which muscle is not part of the SITS muscles?
  1. supraspinatous
  2. infraspinatous
  3. subscapularis
  4. teres major
  5. teres minor
Grade 11 Zoology
How long does the Navanax live?
  1. 3 years
  2. 7 years
  3. 1 year
  4. 2 years
Grade 11 Respiration, Digestion, and Excretion
The male urethra is approximately 1.5 inches long.
  1. True
  2. False
Grade 11 Skin, Skeleton, and Muscles
Rigor mortis occurs in a dead person because
  1. ATP, which is necessary for the detachment of cross bridges, is not being formed.
  2. ATP, which is necessary for the formation of cross bridges, is not being formed.
  3. ATP, which is necessary for the formation of cross bridges, continues to be formed for several hours after death.
  4. deterioration of muscle proteins prevents detachment of cross bridges.
Grade 11 Skin, Skeleton, and Muscles
In bones, the tiny canals that radiate outward from central canal to all lacunae are
  1. central canals.
  2. Volkmann's canals.
  3. canaliculi.
  4. osteon.
Grade 11 Skin, Skeleton, and Muscles
Which statement best describes a closed reduction?
  1. The bone ends are coaxed back into normal position by a physician's hands.
  2. Surgery is performed and bone ends are secured together with pins and wires.
  3. The physician lets the bone grow back on its own.
Grade 11 Adaptations and Behavior
Circadian behaviors follow a monthly rhythm.
  1. True
  2. False
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