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Sixth Grade (Grade 6) Biology Questions

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Grade 6 Microbiology
Bacteria are the smallest cells of all.
  1. True
  2. False
Grade 6 Botany
Plants take in carbon dioxide through their
  1. leaves.
  2. roots.
  3. branches.
  4. canopy.
Grade 6 Skin, Skeleton, and Muscles
What takes place in red bone marrow?
  1. Red blood cells are produced.
  2. Blood and fat are stored.
  3. Fat is stored.
Grade 6 Skin, Skeleton, and Muscles
The soft, connective tissue found inside bones is
  1. marrow.
  2. cytoplasm.
  3. cartilage.
  4. ligaments.
Grade 6 Botany
Plants make food in their roots.
  1. True
  2. False
Grade 6 Cell Structure and Function
During mitosis, what happens during anaphase?
  1. Chromatids attach to the spindle fibers.
  2. Chromatids separate and begin to move to opposite ends.
  3. Chromosomes are copied into doubles.
  4. Two new nuclei form.
Grade 6 Skin, Skeleton, and Muscles
The hand bones are the
  1. tarsals.
  2. metacarpals.
  3. carpals.
  4. metatarsals.
Grade 6 Cell Structure and Function
The thin, flexible barrier around a cell is the
  1. cell wall.
  2. cytoplasm.
  3. cell membrane.
  4. nuclear envelope.
Grade 6 Botany
Flowers are reproductive organs.
  1. True
  2. False
Grade 6 Cell Structure and Function
The structure of the cell that separates the inside of the cell from the cell's outside environment is the
  1. nucleus.
  2. cytoskeleton.
  3. cell membrane.
  4. genetic material.
Grade 6 Communities, Populations, and Ecosystems
The largest living thing on Earth is the                    .
  1. Amazon rainforest.
  2. great white shark.
  3. blue whale.
  4. Great Barrier Reef.
Grade 6 Cell Structure and Function
A plant cell has a cell wall.
  1. True
  2. False
Grade 6 Botany
The waxy, protective covering of plant parts is the
  1. stem.
  2. leaf.
  3. mucus.
  4. cuticle.
Grade 6 Taxonomy
Pictograph - Grass
To what kingdom does the organism pictured belong?
  1. Fungi
  2. Plantae
  3. Protista
  4. Animalia
Grade 6 Protists and Fungi
Many kinds of seaweed and kelp are                 protists.
  1. single-celled
  2. animal-like
  3. multicellular
  4. fungus-like
Grade 6 Symbiosis
Which relationships are symbiotic? Select all that apply.
  1. mutualism
  2. solitism
  3. modualism
  4. syncism
  5. commensalism
  6. temperalism
  7. parisitism
  8. pictorialism
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