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- How will Prunus Persica tree be affect long-term due to climate change?Which of the following is a common feature among liverworts, hornworts, and mosses? A) They are all wind pollinated. B) They are heterosporous. C) They are pollinated by animals. D) They require standing water for reproduction.Which of the following comparisons between the moss life cycle and fern life cycle are correct? A) Mosses have flagellated sperm that need water to reach the female gamete, while the sperm of ferns are unflagellated and are not dependent on water.B) The sporophyte generation is smaller than the gametophyte generation in mosses, but the sporophyte generation is much larger than the gametophyte generation in ferns.C) The spores are produced in capsules on stalks in mosses but in small structures called sori on the underside of leaves in ferns.D) The gametes are produced in gametangia in mosses but in specialized structures on the underside of leaves in ferns.E) Both kinds of plants depend on wind for dispersal of spores.
- How is the communication that occurs between a rhizobium and a leguminous plant similar to that occurring between Vibrio species? How does it differ?What are the three major factors involved in the development of plant diseases?Gymnosperm A) How are the seeds of pine trees dispersed away from the parent plant? b) Suggest an advantage of dispersing seeds away from parent plants.
- a) What role does 'alternation of generation' play in encouraging survival of simple plants like the Bryophytes and Hepatophytes. b) i) Anthrophytes also show alternation of generation. Identify the structures that represent these two stages in its life cycle. ii) Explain why the alternation of generation in Anthrophytes must be different from that of the Bryophytes.(-What is the dominant phase in the life cycle of a Bryophyte? How does this compare to the dominant phase of the rest of the land plants? What phase of the life cycle (gametophyte or sporophyte) produces Bryophyte spores? By what process of cell division (mitosis or meiosis) are the spores produced?What features are associated with the leaf epidermis? A) Guard cells.B) Trichomes.C) Cuticular wax.D) Stomata.E) Tracheids.