SSC First Quarterly Examination In Science 7

46 Questions | Total Attempts: 40

SettingsSettingsSettings
Please wait...
SSC First Quarterly Examination In Science 7

.


Questions and Answers
  • 1. 
    Give a reason why farmers need to know how acidic or basic the soil isbefore they plant their crop. (2 pts)
  • 2. 
    List the nonmetals in order of increasing boiling point. (3 points)
  • 3. 
    When it contains less solute than the maximum amount it can dissolve at a given temperature, it is called ______ solution.
    • A. 

      Saturated

    • B. 

      Unsaturated

    • C. 

      Homogeneous

    • D. 

      Concentrated

  • 4. 
     It has a small amount of dissolved solute in comparison to the amount of solvent.
    • A. 

      Saturated solution

    • B. 

      Concentrated solution

    • C. 

      Dilute solution

    • D. 

      Molarity

  • 5. 
    What kind of mixtures that has a uniform composition and appearance all throughout?
    • A. 

      Heterogeneous mixture

    • B. 

      Composite mixture

    • C. 

      Homogenous mixture

    • D. 

      Concrete mixture

  • 6. 
    A dye that changes into a specific color depending on whether it is placed in an acidic solution or in a basic one.
    • A. 

      PH scale

    • B. 

      Indicator

    • C. 

      Sodium hydroxide

    • D. 

      Acidicity

  • 7. 
    What property of metal that identify a metal based on its appearance
    • A. 

      Luster

    • B. 

      Ductile

    • C. 

      Magnetic

    • D. 

      Conduct electricity

  • 8. 
    They are elements exhibiting properties that are intermediate to metals and nonmetals. What are they?
    • A. 

      Oxides

    • B. 

      Metals

    • C. 

      Non metals

    • D. 

      Metalloids

  • 9. 
    An acidic mixture has a pH that is less than ____.
    • A. 

      7

    • B. 

      9

    • C. 

      10

    • D. 

      8

  • 10. 
    These refer to the  list of the different nutrients provided by the food product with their corresponding percentage share on the daily recommended dietary allowance.
    • A. 

      Ingredients

    • B. 

      Nutrition facts

    • C. 

      Recipes

    • D. 

      Procedures

  • 11. 
    During boiling, the temperature of a __________ changes at the start then it becomes the same; while the temperature of a __________ is different at different times
    • A. 

      Atom; element

    • B. 

      Mixture;Substance

    • C. 

      Substance; Mixture

    • D. 

      Base; Acid

  • 12. 
    This refers the relative amounts of solute and solvent in a given volume of solution.
    • A. 

      Solubility

    • B. 

      Concentration

    • C. 

      Molality

    • D. 

      Solution

  • 13. 
    The component present in small amount in the solution.
    • A. 

      Particle

    • B. 

      Concentrates

    • C. 

      Solvent

    • D. 

      Solute

  • 14. 
    Which of the following is a substance?
    • A. 

      Ice candy

    • B. 

      Nova snack

    • C. 

      Distilled water

    • D. 

      Ice cream

  • 15. 
    The following are the characteristics of solution except:
    • A. 

      It is a homogeneous mixture.

    • B. 

      The solute cannot be separated from the solvent through filtration.

    • C. 

      The solute can be separated by any means.

    • D. 

      A solution is often clear and transparent.

  • 16. 
    Which of the household products is a base?
    • A. 

      Vinegar

    • B. 

      Bleach

    • C. 

      Milk

    • D. 

      Rainwater

  • 17. 
    Acids and bases with high concentrations can cause _______.
    • A. 

      Happiness

    • B. 

      Sweetness

    • C. 

      Serious burns

    • D. 

      Good eye sight

  • 18. 
    This refers to any compound of oxygen with another element or a radical.
    • A. 

      Oxide

    • B. 

      Halide

    • C. 

      Halogen

    • D. 

      Metal

  • 19. 
    In a compound Iron phyrophates, which element can be found to this compound aside from Iron and Oxygen?
    • A. 

      Calcium

    • B. 

      Sulfur

    • C. 

      Phosphorus

    • D. 

      Helium

  • 20. 
    The list of the materials that have been added to make the food product. These materials are the sources of the nutrients. These are the ones that are taken in by the body.
    • A. 

      Nutrition Facts

    • B. 

      Minerals

    • C. 

      Menu

    • D. 

      Ingredients

  • 21. 
    During melting, a substance melts ________within a short time; while a mixture has portions that seem to be not _____.
    • A. 

      Successfully; cooled

    • B. 

      Completely; Melting

    • C. 

      Temporarily;Melting

    • D. 

      Successfully; Melting

  • 22. 
    A substance formed by chemical union of two or more elements or ingredients in definite proportion by weight.
    • A. 

      Element

    • B. 

      Mixture

    • C. 

      Acid

    • D. 

      Compound

  • 23. 
    Describe the above picture
    • A. 

      Concentrated

    • B. 

      Dilute

    • C. 

      Saturated

    • D. 

      Unsaturated

  • 24. 
    The following are the examples of naturally occuring solution except;
    • A. 

      Ocean

    • B. 

      Wine

    • C. 

      Air

    • D. 

      Blood

  • 25. 
    The solution that contains the maximum amount of solute dissolved by a given amount of solvent.
    • A. 

      Unsaturated solution

    • B. 

      Solvent

    • C. 

      Solute

    • D. 

      Saturated solution

Back to Top Back to top