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Seventh Grade (Grade 7) Biology Questions

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Grade 7 Skin, Skeleton, and Muscles
The tibia and fibula are both part of the                      .
  1. endocrine system
  2. integumentary system
  3. skeletal system
  4. cardiovascular system
Grade 7 Respiration, Digestion, and Excretion
The liver is part of which organ system?
  1. digestive
  2. respiratory
  3. nervous
  4. cardiovascular
Grade 7 Cell Structure and Function
What stage of mitosis is most likely represented by the picture below?
Cell Telophase
  1. telophase
  2. prophase
  3. metaphase
  4. anaphase
  5. interphase
Grade 7 Evolution
A change that increases an organism's chance for survival is a(n)
  1. mutation.
  2. evolution.
  3. adaptation.
  4. gene.
Grade 7 Anatomical Organization
What are the four levels of organization for a multicellular organism, in order?
  1. cells, tissues, organ systems, organs
  2. cells, organs, organ systems, tissues
  3. tissues, organs, organ systems, cells
  4. cells, tissues, organs, organ systems
Grade 7 Communities, Populations, and Ecosystems
A niche does not include what?
  1. when and how an organism reproduces.
  2. what type of food an organism eats.
  3. how an organism obtains its food.
  4. physical conditions it requires to survive.
  5. what the organism smells like.
Grade 7 DNA, RNA, and Genetics
How many chromosomes does a human body cell have?
  1. 23
  2. 2
  3. 46
  4. 16
Grade 7 Adaptations and Behavior
Which characteristic of living things best explains why birds fly south for the winter?
  1. Living things reproduce.
  2. Living things maintain internal balance.
  3. Living things respond to their environment.
  4. Living things are based on a universal genetic code.
Grade 7 Symbiosis
The organism that a parasite feeds off of is the                  .
  1. vein.
  2. host.
  3. white blood cell.
  4. producer.
Grade 7 Cell Structure and Function
What part of the cell breaks down the waste products of the cell?
  1. centriole
  2. lysosome
  3. nucleolus
  4. ribosome
Grade 7 DNA, RNA, and Genetics
What an organism looks like, or its other detectable characteristics, is its
  1. genetic variable.
  2. genotype.
  3. phenotype.
  4. allele.
Grade 7 Human Reproduction
Where does gestation occur?
  1. uterus
  2. placenta
  3. umbilical cord
  4. none of the above
Grade 7 DNA, RNA, and Genetics
What is the study of heredity?
  1. ecology
  2. genetics
  3. chromosomes
  4. cosmetology
Grade 7 Communities, Populations, and Ecosystems
What is a system that is formed by the interaction of a community of organisms and its environment?
  1. evaporation
  2. ecosystem
  3. solar system
  4. water cycle
Grade 7 Communities, Populations, and Ecosystems
The largest number of individuals of a species that an environment can support and maintain for a long period of time is its                    .
  1. population
  2. maximum load
  3. carrying capacity
  4. biological capacity
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