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Seventh Grade (Grade 7) Biology Questions

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Grade 7 DNA, RNA, and Genetics
The twisted shape of DNA is a                .
  1. double ladder
  2. double helix
  3. nucleotide
  4. base pair
Grade 7 Biochemical Pathways
Grade 7 Biotic and Abiotic
What are biotic factors?
  1. Earth's weather and climate
  2. Non-living parts of an ecosystem
  3. Living organisms in an ecosystem
  4. Landforms and waterfalls
Grade 7 Biotic and Abiotic
What are the nonliving parts of the ecosystem such as water, dirt, and air called?
  1. abiotic factors
  2. biomes
  3. biotic factors
  4. ecological factors
Grade 7 Human Reproduction
Grade 7 Biotic and Abiotic
Grade 7 Evolution
Grade 7 Human Reproduction
Grade 7 Cell Structure and Function

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

Diffusion and osmosis are both forms of
  1. active transport.
  2. passive transport.
  3. respiration.
  4. photosynthesis.
  5. glycolysis.
Grade 7 Cell Structure and Function
Which structure is found ONLY in plant cells?
  1. cell membrane
  2. cytoplasm
  3. nucleus
  4. chloroplast
Grade 7 Taxonomy
The two-name classification system used to organize living things is                       .
  1. the classifying system
  2. biodiversity
  3. binomial nomenclature
  4. organism conservation
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 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 Cell Structure and Function
What parts of the cell provide energy?
  1. centrioles
  2. lysosomes
  3. mitochondria
  4. chromatin
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