Ecosystem Dynamics and Energy Quiz

During a science quiz, Jessie and Zo are trying to remember: What is the main pigment that helps plants capture sunlight for photosynthesis?

• Hemoglobin

• Chlorophyll

• Melanin

• Keratin

During science class, Silvio and Keysha are curious about which organelle acts as the cell’s powerhouse by carrying out cellular respiration in eukaryotic cells. Can you help them figure it out?

• Nucleus

• Mitochondrion

• Ribosome

• Chloroplast

Kay and Keysha are curious about how plants make their own food. Can you help them out by telling them the two main stages of photosynthesis?

• Glycolysis and Krebs cycle

• Light-dependent and light-independent reactions

• Fermentation and electron transport

• Calvin cycle and glycolysis

During a science quiz, Keysha asks Myla: "Which molecule is the superstar energy carrier produced during cellular respiration, powering all the cell’s activities?" Can you help Myla choose the right answer?

• DNA

• ATP

• Glucose

• NADPH

Darius and Jaden are using a Punnett square to predict the traits of their imaginary pets. What is the basic unit they use in the Punnett square to represent a gene variant?

• Chromosome

• Allele

• Protein

• Enzyme

Darius, Myla, and Zo are exploring a mysterious forest. They notice all sorts of living creatures and nonliving things around them. Which of the following best describes what they are experiencing as an ecosystem?

• A group of the same species living together

• All living and nonliving things interacting in a specific area

• Only the plants in a forest

• The atmosphere above a region

Jaden, Derrick, and Kay are curious about how their bodies get energy from the food they eat. What is the main purpose of cellular respiration?

• To produce oxygen

• To convert glucose into usable energy

• To absorb sunlight

• To create proteins

During a science experiment, Keysha, Silvio, and Carlos are trying to find out what plants produce during photosynthesis. Can you help them figure out which of the following is a product of photosynthesis?

• Carbon dioxide

• Oxygen

• Lactic acid

• Water

• 0%

• 25%

• 50%

• 75%

Kay and Darius are racing to see who can start cellular respiration first! Which process takes place in the cytoplasm and kicks off the whole adventure?

• Krebs cycle

• Glycolysis

• Electron transport chain

• Calvin cycle