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Lessons 39 - 42

Science in the Beginning
Across
The part of a plant that makes its food.
The part of a plant embryo that develops into the plant's first true leaves.
The evaporation of water through a plant's leaves.
The part of a plant embryo that develops into the plant's root system.
The process by which a plant makes food for itself from water, carbon dioxide, and light.
A gas that people and animals breathe out; plants use it in photosynthesis.
A term often used to describe the cotyledons on a plant.
A sugar that is produced through photosynthesis.
The main part of a plant's root system.
A group of letters put before a word, such as the "un" in "unwind."
Down
A gas that people and animals breathe in; plants produce in through photosynthesis.
Tiny holes in a leaf that open and close to allow air into the leaf and oxygen to leave the leaf.
The part of a plant's stem that is above the cotyledons.
A root system that is composed mostly of a single root.
A green pigment found in most plants.
A plant that has recently sprouted.
All the roots and root branches in a plant.
A chemical that gives color to an object or organism.
To come forth into view.