Cuscuta is an example of: (i) autotroph (ii) parasite (iii) saprotroph (iv) host

Cuscuta (Amarbel) is an example of (ii) parasite.

Explanation

Cuscutas are plant parasites that connect to the vasculature of their host plants to extract water, nutrients, and even macromolecules. It lacks chlorophyll and has no connection with the soil after the seeding stage. Therefore, it is totally dependent on the host for organic food materials and supply of water and minerals salts. The parasitic plant pierces the stem and sucks the nutrients from the host plant.

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