HORTICULTURE

Detailed explanation-1: -Epiphytes harmlessly grow upon another plant. They take moisture and nutrients from the environment and depends on other plants only for support. Orchid is an example of epiphyte.

Detailed explanation-2: -Parasitic plants attach to the body surface of other plants to derive nutrition from them. The host plants from which the parasites absorb nutrients are harmed in the process. Q. Parasitic plants depend on other plants for nutrition.

Detailed explanation-3: -They depend on the neighboring plants for their survival. They possess modified roots, called haustoria, which penetrate undetected into the vascular system of their host and absorb the nutrients required for their growth. Parasitic plants are categorized according to the type of attachment in has with the host plant.

Detailed explanation-4: -Parasitic plants have special suckers that may invade the host plant’s food channels and draw off sugars and minerals. Many parasitic plants are totally dependent on their host for food and no longer need green leaves. Others still have green leaves and make some of their own food through photosynthesis.

Detailed explanation-5: -The other organism on which the parasite depends for food is known as the host.