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Twelfth Grade (Grade 12) Science Questions

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Grade 12 Organic Chemistry
What would be the IUPAC name of the following compound?

CH3-CH=CH-CH3
  1. But-2-ene
  2. But-1-ene
  3. Pent-1-ene
  4. Pent-2-ene
Grade 12 Physics
Momentum is                                                .
  1. A scalar quantity
  2. The product of an object's mass and acceleration
  3. Conserved only in elastic collisions
  4. The quantity of motion an object possesses
Grade 12 Cell Structure and Function
Which of the following is NOT a component of the cell theory?
  1. All living things are composed of cells.
  2. All cells come from preexisting cells.
  3. Cells carry genetic information in the form of DNA.
  4. All living things contain a mitochondria.
  5. Cooperation among cells allow for complex functioning in living things.
Grade 12 Cell Structure and Function
This organelle has no ribosomes function and has lipid synthesis.
  1. Endoplasmic Reticulum
  2. Rough Endoplasmic Reticulum
  3. Smooth Endoplasmic Reticulum
  4. None of the above
Grade 12 Physics
If the velocity of an object doubles, its kinetic energy                .
  1. Remains the same
  2. Doubles
  3. Quadruples
  4. Triples
Grade 12 Physics
Which of the following statements is true about energy transformation in a gravitational field?
  1. Gravitational potential energy can transform into kinetic energy during free fall.
  2. Kinetic energy transforms into gravitational potential energy as an object falls.
  3. Gravitational potential energy transforms into electrical energy as an object falls.
  4. Kinetic energy and potential energy cannot transform into each other.
Grade 12 Anatomical Organization
What is the study of the functions and activities performed by the body structures?
  1. cytology
  2. physiology
  3. anatomy
  4. histology
Grade 12 Physics
In shallow water, the motion of water particles transitions from circular to which type of motion?
  1. Random motion
  2. Linear motion
  3. Elliptical motion
  4. Spiral motion
Grade 12 Physics
Which of the following types of waves require a medium to propagate?
  1. Electromagnetic waves
  2. Mechanical waves
  3. Radio waves
  4. X-rays
Grade 12 Development and Reproduction
The process of producing new animals is reproduction.
  1. True
  2. False
Grade 12 Cell Structure and Function
Genetic material is contained within the                 of the cell.
  1. ribosomes
  2. cytoplasm
  3. nucleus
  4. nucleolus
Grade 12 Physics
How does Newton's third law relate to the concept of momentum in a collision?
  1. Momentum remains constant during a collision.
  2. Momentum is not affected by external forces.
  3. Momentum changes only if the masses involved are equal.
  4. Momentum changes due to unbalanced forces.
Grade 12 Physics
According to Newton's first law, what happens to an object at rest if no external force is applied?
  1. It accelerates
  2. It remains at rest
  3. It moves at a constant velocity
  4. It moves in a circular path
Grade 12 Skin, Skeleton, and Muscles
Bones like the carpals are classified as                .
  1. long bones
  2. irregular bones
  3. short bones
  4. compact bones
Grade 12 Physics
What type of waves are electromagnetic waves?
  1. Longitudinal waves
  2. Transverse waves
  3. Stationary waves
  4. Mechanical waves
Grade 12 Tectonics
A tectonic plate segment includes
  1. all of the mantle.
  2. the crust and the asthenosphere.
  3. the upper mantle and the crust.
  4. the mantle and the core.
Grade 12 Human Reproduction
The male gamete is sperm.
  1. True
  2. False
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