COLONISATION AND SUCCESSION IN MANGROVE SWAMP

what is the function of hydathodes of the mangrove swamps leaves?

• to remove excess water

• to remove excess salt

• to remove excess sucrose

• to remove excess oxygen

which plants have pneumatophores root?

• bruguiera sp

• Rhizophira sp

• Avicennia sp

• sonneratia sp

(a)   are short root projections from the soil surface for aeration in water-submerged areas.

(a)   are a type of roots with a thick structure that can add in widening the base of a tree.

The plants that have buttress roots is

• Avicennia sp

• Bruguiera sp.

• Rhizophora sp.

• Sonneratia sp.

(a)   germinate and grow when they are still on the parent plant

The roots are firmly planted in the soil to support the tree to overcome strong winds and waves.

• stilts roots

• props roots

• buttress roots

Mature mangrove leaves can store salt, which will fall off when the

concentration of salt stored is too _______

• high

• low

When the

plants start to conquer an uninhabited area, breed and form colonies in that area is knows as

• succession

• colonisation

A few species of dominant plants in a habitat are gradually being replaced by other species is known as

• colonisation

• succeesion