28. Plants

Which of the following adaptations is common to all seed plants?

Which one of the following is true of seed plants but not true of seedless plants?

The closest seedless relatives of seed plants produce one kind of spore that gives rise to a bisexual gametophyte. What does this suggest about the ancestors of seed plants?

The eggs of seed plants are fertilized within ovules, and the ovules then develop into __________.

Where in an angiosperm would you find a megasporangium?a. in the style of a flowerb. enclosed in the stigma of a flowerc. within an ovule contained within an ovary of a flowerd. packed into pollen sacs within the anthers found on a stamen

Which of the following is a key feature of seed plants facilitating life on land?(A)homospory(B)pollen(C)reduced sporophytes(D)spores

Key features of seed plants facilitating life on land include three of the following four traits. Select the exception.a. homosporyb. pollenc. reduced gametophytesd. seeds

With respect to angiosperms, which of the following is incorrectly paired with its chromosome count?a. egg—nb. megaspore—2nc. microspore—nd. zygote—2n