Photosynthesis Trivia Quiz

1.

Green plants make their own food through a process known as...

A.

Electrolysis
B.

Chemical Properties
C.

Preparation
D.

Photosynthesis

Correct Answer
D. pHotosynthesis

Explanation
Green plants make their own food through a process known as photosynthesis. Photosynthesis is the process by which plants convert sunlight, water, and carbon dioxide into glucose (sugar) and oxygen. This process occurs in the chloroplasts of plant cells, specifically in the chlorophyll pigment. Chlorophyll absorbs sunlight, which is then used to convert carbon dioxide and water into glucose. Oxygen is released as a byproduct of this process. Photosynthesis is essential for the survival of plants and is the primary source of oxygen in the atmosphere.

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2.

Which phrase best describes the electron transport chain in photosynthesis?

A.

A chain of photosynthetic proteins located in the stroma
B.

A collection of enzymes used to make ADP
C.

A series of proteins located in the thylakoid membrane
D.

A group of enzymes that carries energy to the Calvin cycle

Correct Answer
C. A series of proteins located in the thylakoid membrane

Explanation
The electron transport chain in photosynthesis is a series of proteins located in the thylakoid membrane. This chain is responsible for transferring electrons from photosystem II to photosystem I, generating a proton gradient that drives ATP synthesis and producing NADPH, which is used in the Calvin cycle to convert carbon dioxide into glucose. The thylakoid membrane is where the photosystems and other components of the electron transport chain are embedded, allowing for efficient electron transfer and energy conversion.

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3.

What are the two raw ingredients that a plant needs in order to produce its food?

A.

Oxygen and Water
B.

Soil and Oxygen
C.

Carbon Dioxide and Water
D.

Water and Sugar

Correct Answer
C. Carbon Dioxide and Water

Explanation
Plants require carbon dioxide and water as the two raw ingredients to produce their food through the process of photosynthesis. Carbon dioxide is obtained from the air through tiny pores on the leaves called stomata, while water is absorbed by the roots from the soil. These two substances are then converted into glucose (sugar) through the energy from sunlight, which is used by the plant as a source of energy for growth and development. Oxygen is produced as a byproduct of photosynthesis and is released into the air.

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4.

The plant's green color comes from...

A.

Chlorophyll
B.

Chromosomes
C.

Stomata
D.

Xylem

Correct Answer
A. ChloropHyll

Explanation
Chlorophyll is the pigment responsible for the green color in plants. It is found in the chloroplasts of plant cells and plays a crucial role in photosynthesis. Chlorophyll absorbs sunlight and uses its energy to convert carbon dioxide and water into glucose and oxygen. This process is essential for plants to produce food and release oxygen into the atmosphere. Therefore, chlorophyll is the correct answer as it directly relates to the plant's green color and its vital function in photosynthesis.

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5.

Chlorophyll is found in special cells in the leaves called...

A.

Membranes
B.

Chloroplasts
C.

Phloem
D.

Roots

Correct Answer
B. Chloroplasts

Explanation
Chlorophyll, the green pigment responsible for photosynthesis, is found in chloroplasts. Chloroplasts are specialized organelles found in plant cells, particularly in the leaves. These organelles contain chlorophyll molecules that capture sunlight and convert it into chemical energy through photosynthesis. Therefore, chloroplasts are the correct answer as they house the chlorophyll necessary for the process of photosynthesis to occur.

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6.

The tiny openings on the underside of the leaf that help the plant take in carbon dioxide are called...

A.

Stomata
B.

Xylem
C.

Phloem
D.

Chlorophyll

Correct Answer
A. Stomata

Explanation
Stomata are the tiny openings on the underside of the leaf that allow the plant to take in carbon dioxide. These openings are surrounded by specialized cells called guard cells, which control the opening and closing of the stomata. When the stomata are open, carbon dioxide enters the leaf and oxygen and water vapor are released. This process, known as gas exchange, is essential for photosynthesis to occur and for the plant to obtain the carbon dioxide it needs for growth and development. Xylem and phloem are vascular tissues responsible for transporting water, nutrients, and sugars within the plant, while chlorophyll is the pigment that absorbs light energy for photosynthesis.

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7.

The tissue that carries the plant's water is called...

A.

Stomata
B.

Chlorophyll
C.

Xylem
D.

Phloem

Correct Answer
C. Xylem

Explanation
Xylem is the correct answer because it is the tissue in plants that transports water from the roots to the rest of the plant. It consists of specialized cells that form tubes, allowing water and dissolved minerals to move upward against gravity. Xylem also provides structural support to the plant. Stomata are small openings on the surface of leaves that regulate gas exchange, while chlorophyll is a pigment responsible for photosynthesis. Phloem, on the other hand, transports sugars and other organic compounds throughout the plant.

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8.

The plant's food is carried around the plant by the...

A.

Stomata
B.

Chlorophyll
C.

Xylem
D.

Phloem

Correct Answer
D. pHloem

Explanation
Phloem is responsible for carrying the plant's food, such as sugars and nutrients, from the leaves to other parts of the plant. It is a specialized tissue that transports these substances in a process called translocation. Stomata are small openings on the surface of leaves that allow for gas exchange, while chlorophyll is a pigment that captures sunlight for photosynthesis. Xylem, on the other hand, is responsible for transporting water and minerals from the roots to the rest of the plant. Therefore, the correct answer is Phloem.

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9.

What do plants release during the process of photosynthesis?

A.

Carbon Dioxide
B.

Radon
C.

Oxygen
D.

Hydrogen

Correct Answer
C. Oxygen

Explanation
During the process of photosynthesis, plants absorb carbon dioxide from the atmosphere and convert it into glucose and oxygen. The glucose is used as a source of energy, while the oxygen is released back into the atmosphere as a byproduct. This oxygen release is crucial for maintaining the balance of gases in the atmosphere and is essential for the survival of many organisms, including humans, who rely on oxygen for respiration. Therefore, the correct answer is oxygen.

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10.

Two plants are used in an experiment. They are both the same species and approximately the same size. Plant A is left in a dark place for 1 week. Plant B is left in front of a sunny window. Both are given the same amount of water. After 1 week, the glucose level was compared between the two plants. What would be the expected results?

A.

Both plants contained the same amount of glucose.
B.

Plant A contained more glucose than plant B.
C.

Plant B contained more glucose than plant A.
D.

Neither plant contained glucose.

Correct Answer
C. Plant B contained more glucose than plant A.

Explanation
In this experiment, plant A is kept in a dark place for 1 week while plant B is exposed to sunlight. Sunlight is necessary for photosynthesis, the process by which plants convert sunlight into glucose. Since plant B is exposed to sunlight, it is able to undergo photosynthesis and produce more glucose compared to plant A, which is deprived of sunlight. Therefore, the expected result would be that plant B contains more glucose than plant A.

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