28. Plants

What is the term for a plant that produces seeds enclosed within a protective covering?

In seed plant classification, conifers (e.g., pines and spruces) are best described as which type of plant?

Seed plants are vascular plants that use seeds during the ______ stage of their life cycles.

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

In seed plant classification, what is a flowering seed plant called?

Which of the following statements about seed plants is true?

Which of the following is a key feature of seed plants that facilitates life on land?

In seed plant classification, what type of plant is a conifer?

Seed plants reproduce using pollen, which develops into sperm cells. Which of the following structures is responsible for carrying the male gametes in seed plants?

What can be derived from 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 __________.

The cells within pollen grains are __________ and together comprise the __________.

Besides the plant tissue that humans ingest, which angiosperm tissue is most directly important for human survival?