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- Corn develops from a seedling with a single cotyledon, displays parallel veins on its leaves, and produces monosulcate pollen. It is most likely: a. a gymnosperm b. a monocot c. a eudicot d. a basal angiospermWhich of the following statements is false? a. Ferns produce seeds inside sori. b. Conifers do not produce fruits. c. Both gymnosperms and angiosperms produce pollen. d. Only angiosperms produce flowersIn flowers, the structures that produce male gametophytes are called _______ ;the strcutures that produce female gametophytes are called _______ . a. pollen grains; flowers c. anthers; stigma b. stamen; carpels d. megaspores; microspores
- In bryophytes, eggs are fertilized in a chamber on the ________ and a zygote develops into a _______. a. sporophyte; gametophyte b. gametophyte; sporophyte c. sorus; coneWhich of the following is not a characteristic of plants? (a) cuticle (b) unicellular gametangia (c) stomata (d) multicellular embryo (e) alternation of generationsOnly angiosperms produce_______. a. pollen c. fruits b. seeds d. all of the above
- What separates the gymnosperms from other seed plants?a. a vascular systemb. wind dispersion of pollenc. ovules not completely covered by the sporophyte at the time of pollinationd. fruits and flowersThe alternation of generations life cycle applies to gymosperms in that: A. the gametophyte stage is reduced B. the sporophyte stage is reduced C. the gametes are produced via meiosis D. the spores are produced via meiosisThe sporophyte of nonvascular plants A. possesses anthers and archegonia O B. produces spores C. is the dominant stage of their alternation of generations D. produces non-motile sperm cells E. is dependent on wind pollination
- As you are walking through the woods you stumble across a flowering plant with broad leaves with branched veins, and flowers with five petals. With this information you know it must be which of the following? O AMonocot B Gymnosperm C Eudicot D Angiosperm O E It must be both C and DWhich of these is found in seed plants?a. complex vascular tissueb. pollen grains that are not flagellatedc. retention of female gametophyte within the ovuled. roots, stems, and leavese. All of these are correct.Companion cells are unique to:A. Bryophytes B. PteridophytesC. Angiosperms D. Gymnosperms