Which of the following traits characterizes gymnosperms?Question 18Select one:a.Reproductive structures are located in a flower.b.The gametophyte is longest phase of the life cycle.c.After fertilization, the ovary thickens and forms a fruit.d.The plants carry exposed seeds on modified leaves.e.none of the above
Question
Which of the following traits characterizes gymnosperms?Question 18Select one:a.Reproductive structures are located in a flower.b.The gametophyte is longest phase of the life cycle.c.After fertilization, the ovary thickens and forms a fruit.d.The plants carry exposed seeds on modified leaves.e.none of the above
Solution
The correct answer is d. The plants carry exposed seeds on modified leaves. This is a characteristic trait of gymnosperms. Unlike angiosperms, gymnosperms do not have flowers or fruits. Instead, they have exposed seeds on the surface of cone scales, which are modified leaves.
Similar Questions
GymnospermsA) are usually insect pollinated.B) are found above the timberline on mountains.C) are seed-bearing plants.D) have flowers
Select all the following that describe gymnosperms.Multiple select question.lack vascular tissuehave seedsfirst seed plants on Earthhave fruits and flowersuse pollen grains for gamete transfer
Which characteristics are present in angiosperms but not gymnosperms? Check all that apply.Check All That ApplyFlowersFlowersFruitFruitSporophytesSporophytesMegagametophytes
Gymnosperms, angiosperms, and ferns are alike in thatthey allA) produce seeds.B) have well-developed vascular tissue.C) have flowers during some part of their life cycles.D) lack a gametophyte generation.
Read the following statements.Statement I: Seeds of Gymnosperms usually have more than one embryo in their seeds.Statement II: The female gametophyte retained in the ovule has more than an archegonium.In light of the given statements, choose the correct answer from the options given below.
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