Want to see correct answers?
Login or join for free!
  Science Worksheets
Looking for Science worksheets?
Check out our pre-made Science worksheets!
Share/Like This Page
Filter By Grade

You are browsing Grade 9 questions. View questions in All Grades.

Kindergarten Grade 1 Grade 2 Grade 3 Grade 4 Grade 5 Grade 6 Grade 7 Grade 8 Grade 9 Grade 10 Grade 11 Grade 12 College Graduate Continuing Education

Browse Questions

Ninth Grade (Grade 9) Science Questions

You can create printable tests and worksheets from these Grade 9 Science questions! Select one or more questions using the checkboxes above each question. Then click the add selected questions to a test button before moving to another page.

Previous Page 183 of 395 Next
Grade 9 Biochemical Pathways
Photosynthesis works best in what temperature range?
  1. 50-60ºF
  2. 60-70ºF
  3. 65-85ºF
  4. 85-95ºF
Grade 9 Circulatory and Immune Systems
An antibody is a special protein that helps fight infection.
  1. True
  2. False
Grade 9 Nervous and Endocrine Systems
The olfactory nerve connects the eye to the brain.
  1. True
  2. False
Grade 9 Skin, Skeleton, and Muscles
Blood cells are formed in the
  1. enzymes.
  2. esophagus.
  3. hypodermis.
  4. marrow.
Grade 9 Biochemical Pathways
Energy is released from ATP when
  1. water is released.
  2. NADPH is formed.
  3. the concentration gradient changes.
  4. the bond between two phosphate groups is broken.
Grade 9 Organic Chemistry
Enzymes are found in household detergents. Many manufacturers claim they will get rid of grease, making your clothes look cleaner. Which of the following statements is true concerning enzymes that may suggest why manufacturers use them in their products?
  1. All enzymes work on dirt and grease.
  2. Enzymes are specific as to what they work on.
  3. Enzymes cannot be used over and over again.
  4. One type of enzyme can work on all types of chemicals.
Grade 9 Food Chains and Webs
Which type of organisms eat or break down dead things?
  1. carnivores
  2. detritivores
  3. omnivores
  4. producers
Grade 9 Anatomical Organization
What level of biological organization is the fundamental living system?
  1. biochemical
  2. cellular
  3. organism
  4. population
Grade 9 Botany
Plants can make their own
  1. flagella.
  2. food.
  3. minerals.
  4. water.
Grade 9 Biochemical Pathways
Unlike roots, stems
  1. transport water.
  2. have ground tissue.
  3. are protected by epidermal cells.
  4. may play a part in photosynthesis.
Grade 9 Properties of Matter
Imagine an elevator crowded with too many passengers for such a small space. This situation would be a good analogy for a substance with what property?
  1. A very high temperature
  2. A very low density
  3. A very low velocity
  4. A very low temperature
  5. A very high density
Grade 9 Circulatory and Immune Systems
Which of these fluids are made up mostly of water?
  1. blood
  2. body fluids
  3. lymph
  4. all of the above
Grade 9 Taxonomy
The domain that contains unicellular organisms that live in extreme environments is
  1. Eubacteria.
  2. Eukarya.
  3. Archaea.
  4. Bacteria.
Grade 9 Tectonics
A landslide can create a tsunami.
  1. True
  2. False
Grade 9 Oceanography and Hydrology
This aquatic zone accounts for most of marine biodiversity.
  1. benthic
  2. aphotic
  3. coastal
  4. intertidal
Grade 9 Anatomical Organization
Two or more atoms that bond with one another occurs at the
  1. molecular level.
  2. cellular level.
Grade 9 Macromolecules
Starch and cellulose are examples of                 that are found in plants.
  1. amino acids
  2. monosaccharides
  3. polysaccharides
  4. proteins
Previous Page 183 of 395 Next