Parasitic plant and insecticide plant defination​

parasitic plant = A parasitic plant is one that survives at the expense of another, often living and growing on and over the host plant, while siphoning off the other plant’s nutrients and water, and sometimes blocking access to sunlight.

insecticide plant = Insecticide, any toxic substance that is used to kill insects. Such substances are used primarily to control pests that infest cultivated plants or to eliminate disease-carrying insects in specific areas. insecticide application. A farmer sprays insectides in a rice paddy in Japan.

well, that's easy; the answer's c, "it reduces contamination of the water and substrate of the estuary."

meiosis is the first to occur after the nuclei of opposite of opposite mating types fuse