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Tenth Grade (Grade 10) Biology Questions

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Grade 10 Biology
Biology is the study of                        .
  1. plants and animals only
  2. physics and chemistry
  3. life
  4. human life
Grade 10 Cell Structure and Function
Grade 10 Cell Structure and Function
Grade 10 Anatomical Organization
Which of the following show the correct sequence of organization for living things?
  1. cell-organ-tissue-organ system
  2. organ-tissue-cell-organ system
  3. cell, organ system, organ, tissue
  4. cell-tissue-organ-organ system
Grade 10 Biochemical Pathways
Which of the following correctly summarizes cellular respiration?
  1. [math]6 O_2 + C_6H_12O_6 = 6 CO_2 + 6 H_2O + "energy"[/math]
  2. [math]6 CO_2 + C_6H_12O_6 + "energy" = 6 CO_2 + 6 H_2O[/math]
  3. [math]6 CO_2 + 6 H_2O = 6 O_2 + C_6H_6O_6 + "energy"[/math]
  4. [math]6 CO_2 + 6 H_2O + "energy" = 6 O_2 + C_6H_12O_6[/math]
Grade 10 Macromolecules
Grade 10 Cell Structure and Function
What is another name for programmed cell death?
  1. necrosis
  2. oxidative burst
  3. diapedesis
  4. apoptosis
Grade 10 Cell Structure and Function
Grade 10 Cell Structure and Function
During                      , vacuoles lose water and cells shrivel.
  1. isotonic conditions
  2. hypotonic conditions
  3. hypertonic conditions
Grade 10 Macromolecules
Large organic molecules are called                .
  1. Polymers
  2. Carbohydrates
  3. Micromolecules
  4. Macromolecules
Grade 10 Biochemical Pathways
Oxygen is released during what part of photosynthesis?
  1. Light Reactions
  2. Calvin Cycle
  3. Kreb's Cycle
  4. Glycolysis
Grade 10 Macromolecules
Enzymes in your body act as catalysts. Thus, the role of enzymes is to
  1. help you breathe.
  2. increase the rate of chemical reactions.
  3. inhibit chemical reactions.
  4. decrease the rate of chemical reactions.
Grade 10 Cell Structure and Function

This question is a part of a group with common instructions. View group »

Which of the following accurately describes the cell membrane?
  1. a single permeable layer of phospholipids which have hydrophobic heads and hydrophilic tails
  2. a semi-permeable double layer of phospholipids which have hydrophilic heads and hydrophobic tails
  3. a single permeable layer of phospholipids which have hydrophilic heads and hydrophobic tails
  4. a semi-permeable double layer of phospholipids which have hydrophobic heads and hydrophilic tails
  5. a barrier of polypeptides that prevents molecules from entering
Grade 10 Cell Structure and Function
Which of these is NOT included in the fluid mosaic model?
  1. lipids
  2. proteins
  3. membrane flexibility
  4. genetic material
Grade 10 Adaptations and Behavior
Grade 10 Cell Structure and Function
What does meiosis form?
  1. body cells and sex cells of eukaryotes
  2. only sex cells of eukaryotes
  3. body cells and sex cell of prokaryotes
  4. only sex cells of prokaryotes
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