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5 Written Questions

5 Matching Questions

  1. mycorrhiza
  2. Essential macronutrients
  3. plants first line of defense
  4. Apical dominance
  5. Gametophyte
  1. a In a plant, the hormonal inhibition of axillary buds by a terminal bud. Concentrating resources on growing taller, it is an evolutionary adaptation that increases the plant's exposure to light.
  2. b epidermis
  3. c plant roots + fungus= symbiotic relationship; mutually beneficial associations of plant roots and fungi, are common and may have helped the first plants adapt to land
  4. d The multicellular haploid form in the life cycle of organisms undergoing alternation of generations; mitotically produces haploid gametes that unite and grow into the sporophyte generation
  5. e nine of them; 6 of them: carbon, oxygen, hydrogen, nitrogen, sulfur, and phosphorous are the major ingredients of organic compounds forming the structure of the plant. These six make up almost 98% of a plant's dry weight. The other 3, potassium, calcium, and magnesium, make up 1.5%.

5 Multiple Choice Questions

  1. proper irrigation (drip irrigation), prevention of erosion (planting rows of trees as windbreaks, terracing hillside crops, cultivating in a contour pattern), prudent fertilization (inorganic fertilizers, manure, compost,)
  2. - Control
    - Tip removed
    - Tip covered by opaque cap
    - Tip covered by transparent cap
    - Base covered by opaque cap
    1. Tip of shoot was responsible for sensing light
    2. Growth response for the bending of the shoot occurs below the tip
    3. Some signal was transmitted downward from the tip to the growth region of the shoot
  3. - the collection of cells, organisms, or molecules resulting from cloning; also (colloquially), a single organism that is genetically identical to another because it arose from the cloning of a somatic cell
  4. fruit
  5. - a plant that grows on another plant, usually anchored to branches or trunks of living trees. Ex. Orchids. They absorb water and minerals from rain

5 True/False Questions

  1. myceliumfungal infection


  2. sapwood- In the center of trees, the darkened, older layers of secondary xylem made up of cells that no longer transport water and are clogged with resins.


  3. LichenA close association between a fungus and an alga or between a fungus and a cyanobacterium, some of which are known to be beneficial to both partners.


  4. Definition of fungiheterotrophic eukaryotes; digest food externally and absorb the nutrients; found everywhere (soil and water); mostly decomposers, some parasitic


  5. root tip zonesAn outgrowth of an epidermal cell on a root, which increases the root's absorptive surface area.


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