Question

Heterotrophic plants which feed on other plants and decaying matter are:
A. Orchids
B. Jasmines
C. Conifers
D. Cedar plasma

Answer 1

Hint:The heterotrophic plants are those which cannot produce their own food and must obtain their nutrition from outside sources. This may occur with plants that are parasitic or saprophytic.

Complete answer:
A.Orchids belong to the heterotrophic group. They obtain nutrition from dead and decaying organic matter, thus have saprophytic mode of nutrition.
B. Jasmine – Jasmine plant’s flowers are used to make medicine. It has medicinal value as used for liver diseases, liver pain, abdominal pain and diarrhea.
It’s mode of nutrition is autotrophic.
C. Conifers – They are autotrophs as they prepare their own food.
Conifers are trees or shrubs with simple, nodules – like or scale- like leaves. They are seed plants but seeds are not enclosed in fruits.
D. Cedar - They are also autotrophs.
Belongs to the genus of coniferous trees. They are coniferous trees. They are native to the mountains.

Hence the correct answer is option (A) Orchids.

Note: There are 4 major types of heterotrophic plants:
(i) Parasitic: some examples of parasitic plants are: Cuscuta, Loranthus etc.
(ii) Insectivorous: some examples of insectivorous plants are: Pitcher plant, Venus fly trap.
(iii) Saprophytic: some examples of Saprophytic plants are: Monotropa, Mushroom etc.
(iv) Symbiotic: some examples of Symbiotic plants are: Mycorrhizae and Actinorhizal plants.