How does cactus carry out photosynthesis?

Cacti are plants that have succulent stems, pads or branches with scales and spines instead of leaves. … All plants photosynthesize, collecting carbon dioxide through holes in their leaves called “stomata” and converting it into sugar and oxygen. Cacti utilize CAM photosynthesis, a process unique to succulents.

Where does photosynthesis occur in a cactus?

Photosynthesis takes place in the stems of the cacti rather than the spines (leaves). Other plants in dry habitats have modified leaves that function to store water in addition to carrying out their role in photosynthesis.

How do cactuses carry out photosynthesis without leaves?

How does cactus perform photosynthesis as it does not have any leaves? A cactus is made up of a stem, the skin, roots, and spines.In the absence of leaves, the stem carries out the process of photosynthesis. The stem contain the chlorophyll pigment and the stomata for the exchange of gases .

Which part of the plant carries out photosynthesis?

In plants, the process of photosynthesis takes place in the mesophyll of the leaves, inside the chloroplasts. Chloroplasts contain disc-shaped structures called thylakoids, which contain the pigment chlorophyll. Chlorophyll absorbs certain portions of the visible spectrum and captures energy from sunlight.

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What carries out the process of photosynthesis?

In plants, the process of photosynthesis takes place in the mesophyll of the leaves, inside the chloroplasts. Chloroplasts contain disc-shaped structures called thylakoids, which contain the pigment chlorophyll. Chlorophyll absorbs certain portions of the visible spectrum and captures energy from sunlight.

What are the 7 steps of photosynthesis?

Terms in this set (7)

  • Step 1-Light Dependent. CO2 and H2O enter the leaf.
  • Step 2- Light Dependent. Light hits the pigment in the membrane of a thylakoid, splitting the H2O into O2.
  • Step 3- Light Dependent. The electrons move down to enzymes.
  • Step 4-Light Dependent. …
  • Step 5-Light independent. …
  • Step 6-Light independent. …
  • calvin cycle.

Which leaf carries out more photosynthesis?

The palisade mesophyll layer is made up of closely-packed, elongated cells located just below the upper epidermis. They contain chloroplasts and carry out most of the photosynthesis.

What 4 things do plants need to carry out photosynthesis?

Photosynthesis is the process by which plants use sunlight, water, and carbon dioxide to create oxygen and energy in the form of sugar.

Do plants carry out photosynthesis only during the day?

Photosynthesis in plants occurs only during the day when there is the sunlight but plants respire throughout the day and night. … Therefore plants perform photosynthesis only during the day in the presence of sunlight and respiration all day long.

What plants go through photosynthesis?

Rather, plants use sunlight, water, and the gases in the air to make glucose, which is a form of sugar that plants need to survive. This process is called photosynthesis and is performed by all plants, algae, and even some microorganisms.

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