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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 Human Reproduction
The female sex cell is the
  1. Egg
  2. Ovary
  3. Testis
  4. Sperm
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 male sex cell is called
  1. Egg
  2. Ovary
  3. Testis
  4. Sperm
Grade 7 Nervous and Endocrine Systems
Grade 7 DNA, RNA, and Genetics
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 Taxonomy
What is an animal without a backbone?
  1. invertebrate
  2. mammal
  3. insect
  4. fish
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 Cell Structure and Function
At which stage does mitosis actually begin?
  1. interphase
  2. metaphase
  3. prophase
  4. anaphase
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 Cell Structure and Function
Which describes a cell?
  1. a tiny microscopic structure
  2. the basic unit of life
  3. found in all living things
  4. all of the above
Grade 7 Symbiosis
When a tick lives on our husky, the symbiosis can be described as follows:
  1. it is mutualism with the tick and the dog as co-hosts
  2. it is predation with the tick predator and the dog prey
  3. it is parasitism with the dog as parasite and the tick as host
  4. it is parasitism with the dog as host and the tick as parasite
Grade 7 Cell Structure and Function
Grade 7 Botany
Grade 7 Cell Structure and Function
Which of the following is a purpose of mitosis?
  1. Reproduction
  2. Growth
  3. Replacement
  4. All of the above
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