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Year-In-Review (7th grade)

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  • What is the waxy layer on a plant leaf that protects it from insects, and keeps water inside?
    cuticle
  • What does heterozygous mean?
    having one dominant and one recessive allele
  • What is 1 of the 3 special structures that bacteria can have?
    capsule (protection), flagella (movement), pilli (attaching to surfaces)
  • What are the 2 types of vascular tissue?
    xylem and phloem
  • What type of symbiotic relationship? a tick feeds on a dog's blood
    parasitism
  • What are the 3 types of symbiotic relationships?
    mutualism, commensalism, parasitism
  • Please list the following words from smallest to largest; Cell, chromosome, DNA, gene, nucleus
    gene, DNA, chromosome, nucleus, cell
  • What are the 4 phases of mitosis in order?
    prophase, metaphase, anaphase, telophase
  • Which type of vertebrate is covered in thin, moist skin and lays eggs?
    amphibians
  • True or false: All bacteria are bad for you and cause disease.
    False
  • What is the process called when the messenger RNA code is used to make proteins (happens in the ribosomes)
    translation
  • What is the process called when the code of DNA is transferred onto messenger RNA (happens in the nucleus)
    transcription
  • Why are decomposers, like fungi, important?
    They break down dead plant and animal matter so it doesn't build up. It recycles that dead matter to make more nutrients for other living organisms.
  • What type of symbiotic relationship? An Egyptian Plover (bird) eats parasites out of a crocodile's teeth, and the crocodile will not eat the bird
    mutualism
  • What are the 4 kingdoms of living things in Domain Eukarya
    animals, plants, fungi, protists
  • Which of these is a genotype, and which is a phenotype? Rr, right-handed
    Rr = genotype, right-handed = phenotype
  • Which type of vascular seed plants carry their seeds in flowers: angiosperms or gymnosperms?
    angiosperms
  • Which type of plant is usually taller: vascular plants or non vascular plants?
    vascular plants
  • Which categories of vertebrates are cold-blooded
    amphibians, reptiles, and fish
  • Which categories of vertebrates are warm-blooded?
    mammals and birds
  • Which category of virus makes you sick right away (as soon as the virus enters your body)?
    active virus
  • Do bacteria undergo sexual or asexual reproduction?
    asexual reproduction (fission)
  • In what part of the plant cell does photosynthesis happen?
    chloroplasts
  • True or false: A beetle, a spider, and a lobster are all arthropods (Phylum Arthropoda)
    True
  • What type of symbiotic relationship? A bird builds a nest in a tree.
    commensalism (bird is helped, tree is neither helped nor harmed)
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