Tag: protecting our environment

Halophytes are salt resistant plants. They are the plants of saline habitats, which have not only the ability to tolerate high concentrations of salts in their rooting medium but are able to obtain their water supply from the same. Halophytes grow in saline soils like sea shores and marshes. They have high osmotic pressure and possess succulence as well.

Mangroves are marshy area found in tropical deltas and saline ponds near sea shores, e.g., Rhizophora. It has water storage tissues to dilute salt content in cells. It is a genus of tropical mangrove trees, sometimes collectively called true mangroves.

Halophytes are salt lovers. They are the plants of saline habitats, which have not only the ability to tolerate high concentrations of salts in their rooting medium but are able to obtain their water supply from the same. Halophytes grow in saline soils like sea shores and marshes.

• Mangroves are marshy areas found in tropical deltas and saline ponds near sea shores. An important characteristic of mangrove plants is vivipary or seed germination while fruit is attached to plant. The seedling grows sufficiently before it falls into the saline marsh. Only the radicle part passes into mud or water while the plumule part remains above the surface of water, e.g., Rhizophora, Aegiceras, Ceriops.
• Heterospory is shown by pteridophytes and seeded plants which means the production of different kinds of spores; microspores and megaspores. 
• Parthenocarpy is the process of formation of fruit without fertilization.
• Apospory is the formation of gametophyte directly from sporophyte without meiosis.

Halophytes are plants of saline habitats. Mangroves are marshy areas found in tropical deltas and saline ponds near sea shore. The areas have not only excess salt but also excess water or anaerobic conditions, besides difficulty in anchoring and seed germination. Plants growing in mangroves are halophytes.

Mangroves are plants that live in marshy areas along the seashores as they are adapted to take water inside by filtering out large amounts of salts present in seawater.

The delta which is formed by the confluence of Ganges, Brahmaputra and Meghna Rivers in the Bay of Bengal is known as Sunderbans. It is a mangrove area and contains lots of Mangrove forests. Four world heritage sites occur here viz Sundarbans National Park, Sundarbans West, Sundarbans South, and Sundarbans East Wildlife Sanctuaries. The word 'Sunderbans' means beautiful forests.

Halophytes are plants specifically adapted to grow in environments with high salinity, such as salt marshes or saline soils, by managing salt uptake and osmotic pressure.

• An estuary is a partially enclosed body of water formed where freshwater from the land meets and mixes with saltwater from the ocean.
• Mangroves are forests of salt-tolerant trees and shrubs that grow in the shallow tidal waters of estuaries and coastal areas in tropical regions.
• Mangroves protect shorelines from damaging storm and hurricane winds, waves, and floods.
  
• Hence Mangrove forests occur in Estuaries.
• So, the correct answer is 'Estuaries'.

• A mangrove is a shrub or small tree that grows in coastal saline or brackish water. They protect shorelines from damaging storm and hurricane winds, waves, and floods.
• mangroves disperse propagules via water with varying degrees of vivipary or embryonic development while the propagule is attached to the parent tree. Hence mangroves exhibit vivipary.
  
• Pneumatophores are specialized root structures that grow out from the water surface and facilitate the aeration necessary for root respiration in hydrophytic trees. For example, mangroves. 
• Pneumatophores are the supporting roots for mangroves.
• Hence Vivipary, Pneumatophores, and Supporting roots are the characteristics of mangroves.
• So, the correct answer is 'All the above'.