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Seventh Grade (Grade 7) Biology Questions

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Grade 7 Cell Structure and Function
What do the mitochondria do?
  1. make protein
  2. move materials
  3. break down food and release energy
  4. store food
Grade 7 Human Reproduction
Where does gestation occur?
  1. uterus
  2. placenta
  3. umbilical cord
Grade 7 Taxonomy
The science of classifying living things is known as
  1. Biology
  2. Taxonomy
  3. Taxidermy
  4. Ecology
Grade 7 Human Reproduction
The female sex cell is the
  1. Egg
  2. Ovary
  3. Testis
  4. Sperm
Grade 7 Microbiology
Grade 7 Human Reproduction
What occurs when a male's sperm and egg unite inside the females body?
  1. Spawning
  2. Internal Fertilization
  3. External Fertilization
Grade 7 DNA, RNA, and Genetics
Grade 7 Biochemical Pathways
Grade 7 Human Reproduction
The male sex cell is called
  1. Egg
  2. Ovary
  3. Testis
  4. Sperm
Grade 7 Nervous and Endocrine Systems
Grade 7 Biotic and Abiotic
A biotic factor is
  1. non-living parts of an ecosystem
  2. weather
  3. living organisms in an ecosystem
Grade 7 Taxonomy
What is an animal without a backbone?
  1. invertebrate
  2. mammal
  3. insect
  4. fish
Grade 7 Cell Structure and Function
At which stage does mitosis actually begin?
  1. interphase
  2. metaphase
  3. prophase
  4. anaphase
Grade 7 Evolution
Species change over time through                  .
  1. evolution
  2. Adaptation
  3. extinction
  4. Genetic Variation
Grade 7 DNA, RNA, and Genetics
The number of chromosomes in a cell produced by mitosis is
  1. half as many as the original cell.
  2. twice as many as the original cell.
  3. the same number as the original cell.
  4. random, depending on factors present.
Grade 7 Skin, Skeleton, and Muscles
This system allows for moving by contracting.
  1. Tacos
  2. Lymphatic
  3. Muscular
  4. Reproductive
Grade 7 Skin, Skeleton, and Muscles
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