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Seventh Grade (Grade 7) Science Questions

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Grade 7 Human Reproduction
Which structure in the male reproductive system provides fluid for semen?
  1. epididymis gland
  2. bladder
  3. urethra
  4. prostate gland
Grade 7 Cell Structure and Function
At which stage does mitosis actually begin?
  1. interphase
  2. metaphase
  3. prophase
  4. anaphase
Grade 7 Cell Structure and Function
All animal and plant cells are the same.
  1. True
  2. False
Grade 7 Respiration, Digestion, and Excretion
Which body system is shown in the diagram?
Respiratory System
  1. nervous
  2. endocrine
  3. circulatory
  4. respiratory
Grade 7 DNA, RNA, and Genetics
                are segments of DNA that carry instructions for who you are.
  1. Chromosomes
  2. Chromatids
  3. Genes
  4. Proteins
Grade 7 Lab Practices and Tools
Scientists all over the world use the metric system as the standard system of measurement (SI). Why is it important for scientists to use a common system of measurement?
  1. It allows scientists to repeat experiments, compare data, and communicate results.
  2. It helps scientists create data charts and graphs from observations.
  3. It encourages scientists to use lab safety while doing scientific investigations.
  4. None of the above
Grade 7 Cell Structure and Function
Letter M labels the
Animal Cell
  1. nucleus.
  2. cell membrane.
  3. Golgi apparatus.
  4. lysosome.
Grade 7 Botany
During photosynthesis, plants take in
  1. oxygen and give off water.
  2. glucose and give off carbon dioxide.
  3. carbon dioxide and give off oxygen.
  4. oxygen and give off carbon dioxide.
Grade 7 Succession
What are the two types of ecological succession?
  1. primary and secondary
  2. abiotic and biotic
  3. plant and animal
  4. erosion and deposition
Grade 7 Symbiosis
When a tick lives on a dog, the symbiosis can be described as what?
  1. mutualism, with the tick and the dog as co-hosts.
  2. predation, with the tick as predator and the dog as prey.
  3. parasitism, with the dog as parasite and the tick as host.
  4. parasitism, with the dog as host and the tick as parasite.
Grade 7 Human Reproduction
                occurs when a sperm cell joins an egg cell.
  1. Fertilization
  2. Embryo
  3. Zygote
  4. Twins
Grade 7 Food Chains and Webs
The first organism in a food chain is always a                .
  1. consumer.
  2. producer.
  3. carnivore.
  4. herbivore.
Grade 7 Rocks
Which rock is formed through cooling and solidification from lava?
  1. Sedimentary
  2. Igneous
  3. Metamorphic
  4. Diamond
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