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Grade 10 Science Exam Review!!!

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  • Where is the enzyme amylase produced in the body?
    In the mouth and in the stomach
  • Skeletal muscle is attached to the bones by:
    Tendons
  • Hydrochloric acid reacts with potassium hydroxide. What is the name of the ionic salt that is formed as a product?
    Potassium chloride
  • The Earth's atmosphere is largely made up of two main gases. What are they?
    Nitrogen and oxygen
  • Are bacteria prokaryotic or eukaryotics?
    Prokaryotic
  • Potassium hydroxide (also known as caustic potash) is used in many industrial processes. This chemical is a type of...
    Base
  • A car is reflected in a convex mirror. The SALT of the image is:
    Smaller, upright, behind the mirror, virtual
  • In which human organ is HCl found?
    The stomach
  • What kind of plant tissue covers and protects the plant?
    Dermal Tissue
  • Light passes from crystal (n=2.42) to ice (n=1.31). In which medium does light travel faster?
    Ice
  • Glycerol is a small molecule found in the blood after eating. It can enter cells and be used as an energy source. When comparing the blood and the cell, which one is therefore hypertonic and which one is hypotonic?
    Blood is hypertonic, cell is hypotonic
  • Obliquity is also known as:
    Earth's axial tilt, where a large tilt leads to an interglacial period
  • A neutralization reaction between an acid and a base always forms...
    water and a salt (ionic compound)
  • The index of refraction of a medium is 1.42. What is the speed of light in the medium?
    2.1 x 10^8 m/s
  • What is an example of a household compound that has a pH GREATER than 7?
    Ammonia, soapy water, oven cleaner, etc.
  • Write the chemical formula for carbon tetrachloride.
    CCl4
  • This type of cell contains hemoglobin, which binds oxygen.
    Red Blood Cell
  • This organ is the location where the majority of nutrients are absorbed:
    Small Intestine
  • Stem cells can be collected from...
    The bone marrow, the umbilical cord, and the peripheral blood
  • Iron (III) hydroxide becomes iron (III) oxide and water. What type of reaction is this?
    Decomposition reaction
  • Which is the largest component of the blood, by volume?
    Plasma
  • State the chemical formula of nitric acid. What kind of acid is this?
    HNO3, Oxyacid
  • Potassium metal reacts with silver nitrate to form potassium nitrate and silver metal. What kind of reaction is this?
    Single Displacement Reaction
  • This structure carries blood back to the heart.
    Vein
  • In which stage of mitosis do the sister chromatids start to separate?
    Anaphase