Botany Quiz Part 1

A substance which releases hydrogen ions in water and has a pH less than 7, e.g. hydrochloric acid in the human stomach is





A large group of primitive plants, mostly aquatic and capable of photosynthesis are





The total weight of all the organisms in a particular habitat is





Reproduction in which new organisms are formed from a single parent without gamete production is





Plant hormones which control many aspects of plant growth are





The process of uniting parts of two plants to form a single plant is





The locality or external environment in which a plant or animal lives is





An organ of vegetative reproduction in flowering plants consisting of a horizontal underground stem growing from a parent plant is





A grassland with scattered trees is





Remains of food and other debris passed out of the digestive tract of animals is






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