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Seventh Grade (Grade 7) Science Questions

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Grade 7 Cell Structure and Function
Letter C labels
Animal Cell
  1. lyosomes.
  2. mitochondria.
  3. ribosomes.
  4. nuclei.
Grade 7 Lab Practices and Tools
Which tool would give the most precise measurement of 15 milliliters of water?
  1. 50-ml beaker
  2. 50-ml graduated cylinder
  3. 500-ml beaker
  4. 500-ml graduated cylinder
Grade 7 Scientific Method
What is the dependent variable?
  1. the part of the experiment that remains the same
  2. the part of the experiment that is changed
  3. the thing that is always the same in all experiments
  4. the part that is changed as a result
Grade 7 Cell Structure and Function
What is the result of mitosis and cytokinesis?
  1. two identical cells
  2. two nuclei
  3. two chloroplasts
  4. two different cells
Grade 7 Respiration, Digestion, and Excretion
What is the function of the digestive system?
  1. digestion and absorption
  2. supplying oxygen
  3. circulating blood
  4. moving the body
Grade 7 Microbiology
What is a virus?
  1. two-part structure that makes proteins
  2. strand of hereditary materials surrounded by protein coating
  3. director of all cell activity
  4. structure within the nucleolus
Grade 7 Circulatory and Immune Systems
The circulatory system gets nutrients from the                   .
  1. respiratory system
  2. endocrine system
  3. skeletal system
  4. digestive system
Grade 7 Development and Reproduction
Sperm and eggs are
  1. sex cells.
  2. alleles.
  3. genes.
  4. traits.
Grade 7 DNA, RNA, and Genetics
An abnormal condition that a person inherits through genes or chromosomes is a
  1. pedigree.
  2. gene therapy.
  3. genetic disorder.
  4. karyotype.
Grade 7 Properties of Matter
Which two properties do not change based on how much matter is present?
  1. Weight and volume
  2. Melting point and boiling point
  3. Mass and boiling point
  4. Volume and melting point
Grade 7 Symbiosis
A bird living in a tree with a pre-existing hole is a great example of
  1. parasitism.
  2. mutualism.
  3. commensalism.
  4. decomposition.
Grade 7 Atmosphere
Layer C is called the                       and it is the                       of the atmospheric layers.
Atmosphere Without Text Labels
  1. mesosphere; coldest
  2. stratosphere; coldest
  3. mesosphere; hottest
  4. stratosphere; hottest
Grade 7 Cell Structure and Function
The name of the stage just before mitosis begins is
  1. metaphase.
  2. telophase.
  3. anaphase.
  4. interphase.
Grade 7 Communities, Populations, and Ecosystems
The study of large-scale interactions in natural communities is
  1. genetics.
  2. ecology.
  3. biology.
Grade 7 Atomic Structure

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

An atom's nucleus contains                                 .
  1. neutrons only
  2. protons and electrons
  3. neutrons, protons, and electrons
  4. protons and neutrons
Grade 7 Periodic Table and Elements
How many rows and columns are on the Periodic Table of elements?
  1. 7 rows, 18 columns
  2. 7 rows, 20 columns
  3. 10 rows, 30 columns
  4. 9 rows, 19 columns
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