Photosynthesis
Which of the following is a product of photosynthesis?
A. carbon dioxide B. water C. glucose D. light energy
C. glucose
Which of the following is a product of cellular respiration?
A. Glucose
B. oxygen
C. Carbon Dioxide
D. light energy
C. Carbon Dioxide
The total amount of carbon on earth is...
A. increasing
B. Decreasing
C. staying the same
D. going up and down
C. staying the same
In which organelle in a plant cell does photosynthesis take place?
A. Mitochondria
B. Nucleus
C. Chloroplast
D. Cell wall
C. Chloroplast
Which of the following organisms can undergo cellular respiration?
A. Plants only
B. Animals only
C. Plants and animals
D. humans only
C. Plants and animals
Which level of a food chain gets the most energy?
A. Producers
B. 1st consumers
C. 2nd consumers
D. 3rd consumers
A. Producers
What gas do plants absorb from the atmosphere during photosynthesis?
A. Oxygen
B. Carbon dioxide
C. Nitrogen
D. air
B. Carbon Dioxide
What do animals do with the carbon dioxide produced in their cells during cellular respiration?
A. reuse it during photosynthesis
B. combine it with water to make sugar
C. exhale it in the breathing process
D. store it for later use
C. Exhale it
Which of the following is the correct equation for cellular respiration?
A. energy + water → carbon dioxide + water + glucose
B. glucose + carbon dioxide → oxygen + water + energy
C. glucose + oxygen → carbon dioxide + water + energy
D. oxygen + water → carbon dioxide + energy + glucose
C. glucose + oxygen → carbon dioxide + water + energy
What type of energy is absorbed by plants to start photosynthesis?
A. Heat energy
B. Kinetic energy
C. light energy
D. Potential energy
C. light energy
Where do animals get their glucose that they use in cellular respiration
A. The sun
B photosynthesis
C. eating other organisms
C. eating other organisms
Carbon is stored in leaves in various forms, such as sugar. When leaves decay, they lose mass. Which of the following sentences explains what happens to the carbon that is stored in leaves when they decay?
A. The carbon evaporates.
B. The carbon is destroyed as the leaves decompose.
C. The carbon is converted into nitrogen by bacteria in the soil.
D. The carbon is converted into carbon dioxide and released into the atmosphere.
D. The carbon is converted into carbon dioxide and released into the atmosphere.
What type of gas is RELEASED by plants from photosynthesis?
A. Oxygen
B. Carbon dioxide
C. Nitrogen
D. air
A. Oxygen
Amare and Nate are hiking through the woods. They wonder why most plants appear green. Which of the following statements explains why plants look green?
A. Cytoplasm absorbs all colors of light, except green, for use during cellular respiration.
B. Chlorophyll absorbs all colors of light, except green, for use during photosynthesis.
C. Mitochondria absorb all colors of light, except green, for use during cellular respiration.
D. Lower epidermal cells absorb all colors of light, except green, for use during photosynthesis.
B. Chlorophyll absorbs all colors of light, except green, for use during photosynthesis.
Which statement best describes the roles of photosynthesis and cellular respiration in the carbon cycle?
A. Cellular respiration and photosynthesis both add carbon to the atmosphere.
B. Cellular respiration and photosynthesis both remove carbon to the atmosphere.
C. Cellular respiration adds carbon to the atmosphere and photosynthesis removes carbon from the atmosphere.
D. Photosynthesis adds carbon to the atmosphere and cellular respiration removes carbon from the atmosphere.
C. Cellular respiration adds carbon to the atmosphere and photosynthesis removes carbon from the atmosphere.