kingdom of life

Cards (48)

  • What are animals, plants, fungi, protists, and bacteria collectively referred to?
    The five kingdoms of life
  • Why are viruses considered different from the five kingdoms of life?
    They are not living organisms
  • Which four kingdoms are classified as eukaryotes?
    Animals, plants, fungi, and protists
  • What is a common characteristic of eukaryotic cells?
    DNA in the form of chromosomes
  • Where is DNA found in eukaryotic cells?
    In a nucleus
  • What key feature is absent in prokaryotic cells?
    A nucleus
  • How are bacteria classified?
    As prokaryotes
  • How does the size of bacteria compare to eukaryotic cells?
    10 to 100 times smaller
  • How do viruses compare in size to prokaryotic cells?
    10 to 100 times smaller
  • Approximately how many animal species are estimated to exist on Earth?
    Between 5 and 10 million
  • What term describes organisms made up of many cells?
    Multicellular
  • What term describes organisms that obtain energy from other organisms?
    Heterotrophs
  • How do most animals reproduce?
    Sexually
  • Approximately how many plant species are estimated to exist?
    Around 300,000
  • What term describes organisms that get energy from the sun through photosynthesis?
    Autotrophs
  • What is the primary difference between plants and animals in terms of energy acquisition?
    Plants are autotrophs, animals are heterotrophs
  • Which type of fungi is unicellular?
    Yeast
  • What is a key difference in how fungi obtain energy compared to plants?
    Fungi cannot photosynthesize
  • What term is often used to describe how fungi get their energy?
    Saprotrophs
  • What is saprotrophic nutrition?
    Secreting enzymes to break down food
  • What is the name given to the body of some multicellular fungi?
    Mycelium
  • What are hyphae?
    Thread-like structures making up mycelium
  • What is the relationship between hyphae and mycelium?
    Mycelium is made of hyphae
  • What term describes organisms that can cause disease?
    Pathogens
  • Which kingdom includes organisms referred to as protists, protista, or protozoa?
    Protists
  • What is a common characteristic of protists?
    They are mostly unicellular
  • How do some protists obtain energy like plant cells?
    Through photosynthesis using chloroplasts
  • How do some protists obtain energy like animal cells?
    By consuming other organisms
  • What role do some protists play in human health?
    Some can be pathogens
  • Where can bacteria be found?
    Just about everywhere
  • What disease is caused by the protist species Plasmodium?
    Malaria
  • How do most bacteria obtain energy?
    Feeding off other organisms
  • How do some species of bacteria obtain energy?
    Through photosynthesis
  • What role do many bacteria play in our bodies?
    They help us to digest food
  • What is the general structure of a virus?
    Protein coat surrounding genetic material
  • What genetic material can be found inside a virus?
    DNA or RNA
  • Why are viruses considered parasites?
    They depend on other organisms
  • Why must viruses infect other cells?
    To reproduce
  • What characteristic do all viruses share?
    They are all pathogens
  • What disease can HIV cause?
    AIDS