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Eleventh Grade (Grade 11) Science Questions

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Grade 11 Periodic Table and Elements
What is Group 16 of the Periodic Table called?
  1. The Halogen Family
  2. The Oxygen Family
  3. The Nitrogen Family
  4. The Radon Family
Grade 11 Biochemical Pathways
Which of the following best summarizes photosynthesis?
  1. H2O+ CO2 + sunlight ------> O2 + glucose
  2. H2O + O2 + sunlight -------> CO2 + glucose
  3. O2 + glucose -------> H2O + CO2 + energy
  4. CO2 + glucose ------> H2O + O2 + energy
Grade 11 Bonds and Mixing
Grade 11 Evolution
Grade 11 Evolution
Breeding cats to produce ony white ones is an example of                       .
  1. modification selection
  2. breed selection
  3. natural selection
  4. artificial selection
Grade 11 Evolution
Which are examples of a vestigial organ?
  1. legs of a horse
  2. fins of a fish
  3. arms of a monkey
  4. wings of an ostrich
Grade 11 Atomic Structure
Which ion has a configuration that matches the configuration of the noble gas, whose electron-dot diagram is shown below?
Electron-Dot Diagram - Argon
  1. [math]"N"^"3-"[/math]
  2. [math]"Rb"^"+"[/math]
  3. [math]"Ca"^"2+"[/math]
  4. None of the above
Grade 11 Macromolecules
Which of these is any very large complex molecule?
  1. nucleic acid
  2. macromolecule
  3. polymer
  4. phosphate
Grade 11 Chemistry
Based on the equation shown below:
[math]AlCl_3 + MgS rarr Al_2 S_3 + MgCl_2[/math]
Where should a coefficient of "2" be placed to balance the equation?
  1. In front of [math]AlCl_3[/math]
  2. In front of MgS
  3. In front of [math]Al_2 S_3[/math]
  4. In front of [math]MgCl_2[/math]
Grade 11 Bonds and Mixing
Predict the predominant type of bonding of [math]"CCl"_4[/math]
  1. covalent bonding
  2. ionic bonding
  3. metallic bonding
Grade 11 Chemistry
What is the chemical name for the formula [math]I_2 N_5[/math]?
  1. diiodine nitride
  2. iodine nitride
  3. diiodine pentanitrogen
  4. diiodine pentanitride
Grade 11 Stoichiometry
What is the formula for Copper(II) Nitrate?
  1. [math]Cu_2NO_3[/math]
  2. [math]Cu(NO_3)_2[/math]
  3. [math]Cu_3N_2[/math]
  4. [math]CuN[/math]
Grade 11 Circulatory and Immune Systems
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