1. What is the original source of energy in the food you eat?

Question

A. Photosynthesis
B. Sun
C. Plans
D. Sugar
2. Why are leaves red in the fall?
A. Chlorophyll breaks down because there's less sunlight.
B. Mitochondria breaks down because there's less sunlight.
C. Chlorophyll absorbs red in the fall, rather than green
D. Chlorophyll reflects green light in the fall.
3. Which statement is true?
A. The Calvin cycle is the light-independent (does not need light) step of photosynthesis and happens in the thylakoid membrane.
B. The Calvin cycle is the light-independent (does not need light) step of photosynthesis and happens in the stroma.
C. The Calvin cycle is the light-dependent (needs light) step of photosynthesis and happens in the thylakoid membrane.
D. The Calvin cycle is the light-dependent (needs light) step of photosynthesis and happens in the stroma.
4. Which equation best models cellular respiration?
A. 6H2O + 6CO2 → C6H12O6 + 6O2 + Energy
B. C6H12O6 + 6O2 + 6CO2 → 6H2O + Energy
C. 6H2O + 6CO2 + Energy → C6H12O6 + 6O2
D. C6H12O6 + 6O2 → 6H2O + 6CO2 + Energy
5. The following are steps of cellular respiration except
A. electron transport chain
B. glycolysis
C. electrolysis
D. the Krebs cycle
6. Which molecule provides the activation energy that is required to start glycolysis?
A. Water
B. Sugar
C. Carbon dioxide
D. ATP
7. Which compound is a reactant in cellular respiration?
A. Carbon dioxide
B. ATP
C. Oxygen
D. Water
8. Choose true or false
True
False
The Light Cycle occurs in the thylakoid
The "Dark Cycle" aka the Calvin Cycle must occur in the dark.
Plants release CO2 during photosynthesis
The Calvin Cycle occurs in the mitochondria
9. Photosynthesis occurs in the----- Cellular respiration occurs in the---
Golgi apparatus
Chloroplast
Ribosome
Mitochondria
10. Which of these would be considered an ectotherm?
A. Poor bear
B. Red tailed hawk
C. Lion
D. Rattlesnake
11. The first step of photosynthesis is the---- the second step of photosynthesis is called the---- Once glucose is created from sunlight, water, and carbon dioxide, the plant can then perform cellular respiration to obtain ATP (energy) needed to live. The steps of cellular respiration are (IN ORDER)-------,--------and -------
light cycle
Krebs cycle
Glycolysis
Calvin cycle
Electron transport chain (ETC)
12. Where does the Calvin cycle occur?
A. Mitochondria
B. Ribosomes
C. Stroma
D. Thylakoid
13. If 1,000 calories = 1 kcal, and 1 kcal = 1 Cal, how many Cal are in 500 calories?
A. 500 Cal
B. 2 Cal
C. 200 Cal .
D. O.5 Cal

Answer 1

A. 500 Cal