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Seventh Grade (Grade 7) Biology Questions

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Grade 7 Cell Structure and Function
Which term describes protists?
  1. eukaryote
  2. prokaryote
Grade 7 Circulatory and Immune Systems
The heart muscle pumps blood through the
  1. respiratory system.
  2. nervous system.
  3. digestive system.
  4. circulatory system.
Grade 7 Biotic and Abiotic
Grade 7 Evolution
According to Darwin's theory of evolution, how do new species evolve?
  1. artificial selection
  2. random chance
  3. natural selection
  4. unnatural selection
Grade 7 DNA, RNA, and Genetics
Attached earlobes are a characteristic seen when a person inherits a recessive allele, e, for this trait from each parent. Which of the following statements is correct?
  1. The genotype ee determines the phenotype.
  2. The phenotype ee determines the genotype.
  3. The genotype ee is an acquired trait.
  4. The phenotype ee is an acquired trait.
Grade 7 Food Chains and Webs
Grade 7 Communities, Populations, and Ecosystems
Grade 7 Skin, Skeleton, and Muscles
Which two body systems work together to make movement possible?
  1. skeletal and muscle systems
  2. circulatory and nervous systems
  3. respiratory and digestive systems
  4. circulatory and respiratory systems
Grade 7 Cell Structure and Function
What is the difference between a prokaryote cell and a eukaryotic cell?
  1. The cell membrane is different.
  2. One does not have a nucleus.
  3. One is not a real cell.
  4. One is found in only plant cells.
Grade 7 Human Reproduction
The female sex cell is the
  1. sperm.
  2. egg.
  3. ovary.
Grade 7 Macromolecules
What simple sugar is made during photosynthesis?
  1. water
  2. glycerine
  3. hydrogen
  4. glucose
Grade 7 Botany
Photosynthesis is
  1. the green material in plants that traps energy from sunlight and uses it to break down water molecules into atoms of hydrogen and oxygen.
  2. the growth tissue that produces the xylem and phloem.
  3. the process by which green plants use chemicals from the environment and energy from the Sun to make their own food.
Grade 7 Cell Structure and Function
Grade 7 Development and Reproduction
When sperm cells fertilize egg cells, the product is a
  1. zygote.
  2. hypha.
  3. gamete.
  4. chromosome.
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