AP Bio Multiple-Choice Practice:

Plants Part I

(Ch. 29,30,35)

These are worth one point each!

1. Companion cells

  1. Are always there when you need them
  2. Are parenchyma that have developed closely together, knowing each other since kindergarten
  3. Keep lonely cells company
  4. Collenchyma that share all their secrets with each other
  5. Cells connected to sieve-tube cells connected by many plasmodesmata and whose nucleus and ribosomes may serve sieve-tube members
  1. Which of the following is dead at functional maturity (when it is actually functioning)?
  2. Companion cells
  3. Guard cells
  4. Palisade mesophyll
  5. Sieve-tube members
  6. Vessel elements (member)
  1. Most growth takes place in terminal roots and shoots in
  2. The zone of cell division
  3. The zone of elongation
  4. The zone of maturation
  5. Meristematic cells
  6. Vascular cambium
  1. A plant with a fibrous root system, leaves with parallel venation, and a seed with a single cotyledon is probably a
  2. Corn plant
  3. Fern
  4. Fir tree
  5. Pine tree
  6. Pea plant
  1. All of the following are true about the vascular cambium EXCEPT:
  2. It increases the girth (width) of plants.
  3. It produces secondary xylem.
  4. It produces bark in woody plants.
  5. It produces secondary phloem.
  6. It occurs in the stem and in the root.
  1. All of the following are found in both roots and stems EXCEPT:
  2. Casparian strip
  3. Primary phloem
  4. Primary xylem
  5. Secondary xylem
  6. Vascular cambium
  1. Which of the following was an evolutionary adaptation vital to the survival of the bryophytes?
  2. The switch from the gametophyte to the sporophyte as the dominant generation of the life cycle.
  3. The development of branched sporophytes.
  4. The birth of pollination
  5. The packaging of gametes into gametangia
  6. Evolution of the seed
  1. Which of the following is NOT associated with flowers?
  2. Carpel
  3. Stigma
  4. Style
  5. Hypha
  6. Anther
  1. The portion of the root that is responsible for what we see as growth is:
  2. Zone of cell division
  3. Vascular cylinder
  4. Zone of elongation
  5. Endodermis
  6. Zone of maturation
  1. In plants, male gametes are produced by the
  2. Ovary
  3. Pistil
  4. Antheridium
  5. Archegonium
  6. Sporophyte

For the next three questions please use the following answers.

A. Sieve-tube elements (members)

B. Vessel elements (members)

C. Tracheids

D. Guard cells

E. Collenchyma cells

  1. These cells are responsible for controlling the opening and closing of the stomata.
  2. These cells are the more efficient of the two types of xylem cells.
  3. These cells are live cells that function as structural support for a plant.
  1. The function of the endosperm in angiosperms is to provide
  2. Nourishment for the pollen
  3. Nourishment for the developing embryo
  4. Material for fruit development
  5. Material for fruit development
  6. A reward for animal pollinators
  1. Angiosperms differ from all other plants because
  2. They produce a pollen tube
  3. They produce wind-dispersed pollen
  4. The sporophyte generation is dominant
  5. They use animals to disperse their seeds
  6. They produce fruits.
  1. Which of the following is TRUE about secondary growth in plants?
  2. Flowers may have secondary growth
  3. A rapid change from a vegetative state to a reproductive state
  4. Secondary growth is produced by both the vascular cambium and the cork cambium.
  5. Primary growth and secondary growth alternate in the life cycle of a plant.
  6. Plants with secondary growth are typically the smallest
  1. Which kinds of adaptations contributed to plants’ ability to colonize land?
  2. Structural
  3. Chemical
  4. Reproductive
  5. All of the above
  6. None of the above
  1. Which of the following is NOT a fundamental difference between monocot and dicot morphology and anatomy? Monocots have ______, while dicots have ______.
  2. One cotyledon; two cotyledons
  3. Parallel veins, netted veins
  4. Fibrous roots; taproots
  5. Vascular bundles in a ring; vascular bundles scattered throughout the stem
  6. Flower parts in 4’s and 5’s; flower parts in multiples of 3.
  1. Phloem transport of sucrose can be described a going from “source to sink.” Which of the following would NOT normally function as a sink?
  2. Growing leaf
  3. Growing root
  4. Storage organ in summer
  5. Mature leaf
  6. Shoot tip
  1. All of the following characteristics helped nonseed plants evolve to be adapted to land EXCEPT:
  2. a dominant gametophyte
  3. vascular tissue
  4. a waxy cuticle
  5. stomata
  1. In the life cycles of all plants, there is an alternation of generations. This means that
  2. Haploid sporophytes make

Haploid spores

  1. gametophytes produce spores that develop into gametes
  2. sporophytes and gametophytes are typically similar in appearance
  3. meiosis in sporophytes produces haploid spores
  4. in plants, either the gametophyte or the sporophyte is unicellular
  1. A youngster such as yourself drives a nail into a tree that is 3 meters tall. The nail is 1.5 meters from the ground. Fifteen years later, she returns and discovers the tree has grown to a height of 30 meters. The nail is now ______meters from the ground.
  2. 0.5
  3. 1.5
  4. 3.0
  5. 15.0
  6. cannot be predicted