Life Science Keywords Crossword Puzzle

QUESTIONS LIST:

• unicellular : an organism made up of a single cell.
• multicellular : an organism made up of multiple cells.
• biodiversity : the variety of life in the world or a particular habitat.
• capsid : the protein shell surrounding a virus's genetic material.
• acellular : not made up of cells (e.g, viruses).
• parasite : an organism that lives on or in a host and benefits by deriving nutrients at the host's expense.
• host : an organism that harbors a parasite or virus.
• pathogenic : capable of causing disease.
• bacteriophage : a virus that infects bacteria.
• nucleoid : the region in a prokaryotic cell where genetic material (dna) is located.
• prokaryotic : cells without a nucleus (e.g, bacteria).
• eukaryotic : cells with a nucleus and membrane:bound organelles.
• flagellum : a long, whip:like structure used for movement by some cells.
• autotrophic : organisms that produce their own food through photosynthesis or chemosynthesis.
• heterotrophic : organisms that obtain food by consuming other organisms.
• saprophytic : organisms that obtain nutrients by decomposing dead organic matter.
• binary fission : a type of asexual reproduction where a cell divides into two identical cells.
• endospore : a resistant, dormant structure formed by some bacteria to survive harsh conditions.
• plasmid : a small, circular piece of dna found in bacteria.
• aquatic : living in water.
• phytoplankton : microscopic plant:like organisms in water that produce oxygen through photosynthesis.
• zooplankton : microscopic animal:like organisms in water.
• sessile : an organism that is fixed in place and does not move.
• chitin : a tough, protective polysaccharide forming the cell walls of fungi.
• hyphae : long, thread-like structures that make up the body of a fungus.