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

Which type of cell has a nucleus?

• A) Prokaryotic cell
• B) Eukaryotic cell
• C) Both prokaryotic and eukaryotic cells
• D) Neither prokaryotic nor eukaryotic cells

What is the function of the mitochondria in a eukaryotic cell?

• A) To produce energy for the cell
• B) To store genetic information in the cell
• C) To transport materials in and out of the cell
• D) To provide shape and support to the cell

What is the function of ribosomes in a cell?

• A) To produce energy for the cell
• B) To store genetic information in the cell
• C) To transport materials in and out of the cell
• D) To synthesize proteins for the cell

Which of the following is an example of a prokaryote?

• A) Bacteria
• B) Human skin cell
• C) Plant cell
• D) Fungal cell

Which of the following is NOT a greenhouse gas?

• A) Carbon dioxide
• B) Methane
• C) Oxygen
• D) Water vapor

How does carbon enter the atmosphere during the carbon cycle?

• A) Through photosynthesis
• B) Through respiration
• C) Through volcanic activity
• D) Through ocean currents

Which of the following is an example of carbon sink?

• A) Ocean
• B) Forest
• C) Atmosphere
• D) Desert

What is the primary source of carbon for plants during photosynthesis?

• A) Air
• B) Water
• C) Soil
• D) Sunlight

Which of the following is a characteristic of a solution?

• A) It is made up of two or more substances that are chemically combined
• B) It has particles that are evenly distributed throughout the mixture
• C) It has particles that settle out over time
• D) It is a mixture that has a cloudy appearance

Which of the following is an example of a colloid?

• A) Blood

• B) Salt water

• C) Soda water

• D) Distilled water