Mississippi Science BOT.2.3

ScienceGrades 9–12Botany

The Standard

BOT.2: Students will identify evolutionary modifications necessary for the terrestrial survival of plants.

Summarize and justify the characteristics of angiosperms and gymnosperms that lead to their success as terrestrial plants.

2026 Mississippi College- and Career-Readiness Standards for Science · Plant Evolution

Teacher's field guide

What Students Need to Do: Students compare roots, water-moving tissue, waxy surfaces, pollen, and seeds in flowering plants and cone-bearing plants. They explain how these traits help plants survive and reproduce on land. They tell apart seeds inside fruit from seeds on cone scales.
What Mastery Looks Like: A student can identify a pea pod as a fruit with enclosed seeds and a pine cone as bearing seeds on its scales. They can explain that pollen allows fertilization without standing water, seeds protect embryos, and waxy surfaces slow water loss.
Common Misconceptions: Students may call pine cones flowers or assume all seeds grow inside fruit. They may think pollen is a seed, or that flowering plants and pines need water for sperm to swim to an egg.
How to Assess It: Exit ticket: Draw a pea pod and a pine cone, mark where each holds seeds, then explain how pollen helps both plants reproduce without standing water.

Lesson moves

Give pairs a split pea pod, a pine cone, and a pine seed; have them sketch where each seed develops.
Ask, 'Why can a pine and a pea reproduce and spread on dry land? Use pollen and seeds in your answer.'
Deal cards labeled pollen, seed coat, waxy cuticle, flower, fruit, and cone; teams sort them into shared, pine only, or pea only.
Compare a grocery store apple with a package of pine nuts; ask students which seeds developed inside fruit and which formed on cone scales.

Free download

A ready-to-print activity worksheet aligned to BOT.2.3, with an answer key for the teacher on its own page. No account needed.

PDF, US Letter, prints cleanly in black and white.

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