Study

Term 1 Grade 7 Revision

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  • A plant absorbs water and minerals through...........
    roots
  • What is one main difference between fermentation and cellular respiration?
    Fermentation does not require oxygen, while cellular respiration does.
  • .........................is small grain organelles that produce proteins.
    ribosomes
  • An organism that has two identical alleles for a trait is said to be ......................
    Homozygous
  • The ............................protects the root from injury as the roots grow.
    root cap
  • Different forms of genes are called........
    alleles
  • ...............................is important to bakers and brewers.
    Alcoholic fermentation
  • Which is the following organisms are autotrophs?
    oak trees
  • Which of the following represents a heterozygous genotype?
    Hh
  • in which organelle does cellular respiration take place?
    Mitochondria
  • Interpret table: What is the probability when a cross between two peas that are heterozygous for different color. Y is for yellow color, and y is for green color
    draw Punnett square
  • A dominant allele is one whose trait hidden. True or False
    False
  • True or False : An organism's phenotype is its physical appearance.
    True
  • .......................is the scientific study of heredity.
    genetics
  • ...................is the process that releases energy in cells without using oxygen.
    Fermentation
  • Transpiration slows down when .........................are closed
    stomata
  • .........................is passing of physical characteristics from parents to offspring.
    Heredity