What does CAM mean in photosynthesis?

What does CAM mean in photosynthesis?

Crassulacean acid metabolism
Crassulacean acid metabolism (CAM) is a photosynthetic adaptation to periodic water supply, occurring in plants in arid regions (e.g., cacti) or in tropical epiphytes (e.g., orchids and bromeliads).

What is the meaning of CAM plants?

CAM plants are the plants, which fix carbon dioxide by CAM pathway or Crassulacean acid metabolism. It was first discovered in the plants of the Crassulaceae family. They are present in dry and arid environments. The CAM pathway is adapted to minimise water loss and photorespiration.

What is the CAM cycle?

Crassulacean acid metabolism (CAM) CAM is a mechanism of photosynthesis involving double fixation of CO2, which occurs in succulents belonging to Crassulaceae, cacti, euphorbias and some other plants of dry habitats where the stomata remain closed during the daytime and open at night.

What is C4 or CAM photosynthesis?

C4 Photosynthesis is for Plants Adapted to Hot Environments Carbon dioxide is converted into an acid and transported into the bundle sheath cells where it will be converted back into CO2. This keeps the concentration high where RuBisCO is active, preventing photorespiration.

What does CAM plants store?

CAM plants need succulent tissues in order to store water; therefore, they have large cells with particularly large vacuoles, where malate can also be stored at night.

What plants use CAM?

CAM plants are therefore highly adapted to arid conditions. Examples of CAM plants include orchids, cactus, jade plant, etc. Compare: C3 plant, C4 plant. See also: Crassulacean acid metabolism, Calvin cycle.

What is CAM in biology class 11?

CAM stands for crassulacean acid metabolism, which is shown by plants of some species growing in dry conditions. It is a carbon fixation pathway that evolved in some plants as an adaptation to arid conditions.

What is CAM in biology class 12?

CAM stands for Crassulacean Acid Metabolism. Since these plants are found in a stressful environment. They will lose much water during the day in hot conditions and perform the exchange of gases at night. At night, the CAM plants open their stomata, allowing the carbon dioxide to diffuse into the leaves.

Where is CAM pathway?

These pathways of carbon fixation, know as the C4 and the CAM pathways, take place in the cytoplasm of the cell.

What is C3 C4 and CAM?

C3, C4 and CAM are the three different processes that plants use to fix carbon during the process of photosynthesis. Fixing carbon is the way plants remove the carbon from atmospheric carbon dioxide and turn it into organic molecules like carbohydrates.

What is the difference between C3 C4 and CAM photosynthesis?

The main difference between C3 C4 and CAM photosynthesis is that C3 photosynthesis produces a three-carbon compound via the Calvin cycle, and C4 photosynthesis produces an intermediate four-carbon compound, which split into a three-carbon compound for the Calvin cycle, whereas CAM photosynthesis gathers sunlight during …

What do CAM plants produce?

Photosynthetic Carbon Dioxide Fixation Other specialized plants known as Crassulacean acid metabolism (CAM) plants fix CO2 into C4 acids at night, which are then decarboxylated during the day.

What is the difference between C4 and CAM photosynthesis?

Types of Photosynthesis in Plants: C3,C4,and CAM

  • Photosynthesis: Comparing C3,C4 and CAM
  • C-4 Photosynthesis
  • C4 CYCLE
  • What is C3 C4 and CAM photosynthesis?


  • Occurrence.
  • Cells Involved in.
  • First Stable Product.
  • Requirements for the Dark Reaction.
  • Optimum Temperature.
  • Stomata Opening During the Day time.
  • Carboxylation Enzyme.
  • Initial Carbon Dioxide Acceptor.
  • Leaf Anatomy.
  • What are the functions of photosynthesis?

    Carotene: an orange pigment.

  • Xanthophyll: a yellow pigment.
  • Phaeophytin a: a gray-brown pigment.
  • Phaeophytin b: a yellow-brown pigment.
  • Chlorophyll a: a blue-green pigment.
  • Chlorophyll b: a yellow-green pigment.
  • What are facts about photosynthesis?

    The process. Photosynthesis has two main sets of reactions (phases).

  • Factors affecting photosynthesis. If there is little light shining on a plant,the light-dependent reactions will not work efficiently.
  • Early evolution. The first photosynthetic organisms probably evolved early in the history of life.