Essential oils are natural, chemical-free alternatives to store-bought bug sprays. Many essential oils are mosquito repellents. Lemongrass and Citronella are the most commonly used in natural bug sprays, but most lemon-scented essential oils are insecticides. Other good options include Eucalyptus and Lavender.
Plankton are also divided into 3 main types: 1  Phytoplankton (from Greek phyton or plant), algae that live near the water surface where there is sufficient light to support photosynthesis. 2  Zooplankton (from Greek zoon or animal), small protozoa, crustaceans, jellyfish and various other animals that feed on other plankton.n Plankton, Sea Life. plankton facts-facts about plankton-what is plankton-. Plankton is not the name of a plant or animal but more of a category for any drifting organism that inhabits the middle to upper levels of the ocean, namely the pelagic zone.
Plankton. Plankton includes plants and animals that float along at the mercy of the sea's tides and currents. Their name comes from the Greek meaning drifter or wanderer.. There are two types of plankton: tiny plants--called phytoplankton, and weak-swimming animals--called zooplankton.Some are babies that will grow into strong-swimming, non-planktonic adults. Others will remain plankton for their entire lives.here are two types of plankton: tiny plants--called phytoplankton, and weak-swimming animals--called zooplankton. Some are babies that will grow into strong-swimming, non-planktonic adults.