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Seventh Grade (Grade 7) Biology Questions

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Grade 7 Cell Structure and Function
What is the movement of water across a semipermeable membrane?
  1. hypotonicity
  2. osmosis
  3. diffusion
  4. respiration
Grade 7 Biochemical Pathways
Photosynthesis takes place in the
  1. chloroplasts.
  2. mitochondria.
  3. nucleus.
  4. Golgi apparatus.
Grade 7 Anatomical Organization
The heart is an example of which level of organization?
  1. cell
  2. tissue
  3. organ system
  4. organ
Grade 7 Cell Structure and Function
What parts of the cell provide energy?
  1. centrioles
  2. lysosomes
  3. mitochondria
  4. chromatin
Grade 7 Communities, Populations, and Ecosystems
What is a community?
  1. habitat with abiotic factors added
  2. very small habitat
  3. all the abiotic factors in a specific area
  4. all the different populations that live together in an area
Grade 7 Taxonomy
Taxonomy is the science of
  1. genetics.
  2. classification.
  3. bacteria.
  4. evolution.
Grade 7 Cell Structure and Function
What is a cell?
  1. animal
  2. microscopic structure that is the basic unit of all living things
  3. small room
  4. small structure that creates living things
Grade 7 DNA, RNA, and Genetics
DNA makes up our
  1. biosphere.
  2. organisms.
  3. cells.
  4. genes.
Grade 7 Biomes
What is the Earth's coldest and harshest biome?
  1. rainforest
  2. desert
  3. grassland
  4. tundra
Grade 7 Taxonomy
The science of classifying living things is
  1. biology.
  2. taxonomy.
  3. taxidermy.
  4. ecology.
Grade 7 DNA, RNA, and Genetics
Freckles, eye color, and hair color are all physical traits.
  1. True
  2. False
Grade 7 Development and Reproduction
Reproduction that requires two parents is
  1. sexual.
  2. asexual.
  3. binary fission.
  4. cytokinesis.
Grade 7 Nervous and Endocrine Systems
Your body might release adrenaline when                                                  .
  1. you've had too much to eat
  2. you feel threatened by a big vicious dog
  3. you are waking up from a long night of sleep
  4. you don't have enough calcium in your bloodstream
Grade 7 Microbiology

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

Which organism has a prokaryotic cell?
  1. monkey
  2. bacteria
  3. mosquito
  4. fern
Grade 7 Respiration, Digestion, and Excretion
Where does the digestive system begin?
  1. esophagus
  2. stomach
  3. mouth
  4. feet
Grade 7 Conservation and Biodiversity
The number and variety of different species in a given area is                .
  1. biodiversity
  2. community
  3. biotic factors
  4. habitat
Grade 7 Cell Structure and Function
What type of cells have membranes?
  1. plant cells
  2. animal cells
  3. all cells
  4. algae cells
Grade 7 Skin, Skeleton, and Muscles
Which body system is shown in the diagram?
Digestive System
  1. digestive
  2. respiratory
  3. circulatory
  4. reproductive
Grade 7 Cell Structure and Function
An organelle is a part of a cell that
  1. has a specific function or job.
  2. does nothing.
  3. makes proteins.
  4. gets rid of waste.
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