Science 3-1 Quiz

Match the vocabulary word with the correct definition. root Underground structures that absorb water and minerals from soil. stem Structures that have tubes to carry water, sugar, and minerals to different parts of the plant. leaf Plant parts that use sunlight to produce sugar for the plant’s food. photosynthesis A process when plants use energy from the sun to change carbon dioxide and water into sugar and oxygen. chlorophyll A substance that captures energy from the sun during the day. nonvascular vascular Nonvascular plants have root-like structures that do not absorb water. Nonvascular plants do not have stems or leaves. Mosses Roots of a vascular plant absorb water and nutrients for the plant. Roots anchor the plant to the ground. False Nonvascular plants are shorter because they absorb water from the ground like a sponge, and the do not have stems to support a taller plant. thin and branching grow close to the ground thick and strong grow deep in ground Tomato plants have tiny hairs to help keep the plant from drying out. The tiny hairs help protect the plant from animals. water sunlight carbon dioxide What two things does a plant produce during photosynthesis? sugar and oxygen