Quiz-a-Day Challenge (Day 7)- Grade 8

What is the main difference between eukaryotic and prokaryotic cells?

• a. Eukaryotic cells have a nucleus, while prokaryotic cells do not.
• b. Prokaryotic cells have a nucleus, while eukaryotic cells do not.
• c. Both types of cells have a nucleus.
• d. Prokaryotic cells are smaller than eukaryotic cells.
• e. Eukaryotic cells are smaller than prokaryotic cells.

Which state of matter has a definite shape and volume?

• a. Solid
• b. Liquid
• c. Gas
• d. Plasma
• e. Bose-Einstein Condensate

Which process releases carbon dioxide into the atmosphere?

• a. Photosynthesis
• b. Cellular respiration
• c. Combustion
• d. All of the above
• e. None of the above

Which element is represented by the symbol "C" in the periodic table?

• a. Calcium
• b. Carbon
• c. Chlorine
• d. Copper
• e. Cobalt

What is the life cycle of a mosquito?

• a. Egg, larva, pupa, adult
• b. Larva, pupa, egg, adult
• c. Pupa, egg, larva, adult
• d. Adult, egg, larva, pupa
• e. None of the above

What is the name of the family of mosquitoes that transmit malaria?

• a. Culicidae
• b. Aedes
• c. Anopheles
• d. Culex
• e. Psorophora

What is the name of the process by which plants release water vapor into the air?

• a. Transpiration
• b. Evaporation
• c. Precipitation
• d. Condensation
• e. Sublimation

What is the name of the process by which water changes from a gas to a liquid?

• a. Transpiration
• b. Evaporation
• c. Precipitation
• d. Condensation
• e. Sublimation

What is the name of the process by which water changes from a liquid to a solid?

• a. Transpiration
• b. Evaporation
• c. Precipitation
• d. Condensation
• e. Freezing

Which element has the atomic number 6 in the periodic table?

• a. Helium
• b. Nitrogen
• c. Oxygen
• d. Carbon
• e. Neon