Page 146 - Science Course 1 (Book 1)

Mo4-L6c: How Do Gymnosperms and Angiosperms Reproduce?

Key Concept SUMMARY

How do Seedless and Seed Plants How do Seedless and Seed Plants Reproduce?
Reproduce?
How do seed plants reproduce? Seedless plants, such as ferns and
mosses, grow from haploid spores.

In seed plants, pollination occurs when pollen grains
land on the female reproductive structure of a plant
of the same species.

Mo4-L6c How Do Gymnosperms and Fruit
Angiosperms Reproduce?
plant structure that contains
KEY CONCEPTS: one or more seeds; develops
1. What is the difference between flowerless and from the ovary and sometimes
flowering seed plants? other parts of the flower

Vocabulary A-Z

Let us learn some vocabulary

Let’s Begin

Stamen How do seed plants reproduce?
the male reproductive organ of a flower.
Flowerless seed plants are known as gymnosperms.
Pistil
female reproductive organ of a flower. The most common gymnosperms are conifers, such
as pines, firs, cypresses, redwoods, and yews.
Ovary
structure located at the base of the style of a flower Cones are the male and female reproductive
structures of conifers.
that contains one or more ovules.
139