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Plant Structures

Ch3 L2

TermDefinition
Stomata Small opening on the underside of a leaf through which oxygen, water, and carbon dioxide can move.
Transpiration The process by which water is lost through a plant’s leaves.
Embryo 1. The young organism that develops from a zygote. (106) 2. A developing human during the first eight weeks after fertilization has occurred.
Germination The sprouting of the embryo out of a seed; occurs when the embryo resumes its growth following dormancy.
Flower The reproductive structure of an angiosperm.
Pollination The transfer of pollen from male reproductive structures to female reproductive structures in plants
What are the three functions of roots? Roots anchor a plant in the ground, absorb water and minerals from the soil, and sometimes store food.
What are the two functions of stems? The stem carries substances between the plant’s roots and leaves. The stem also provides support for the plant and holds up the leaves so they are exposed to the sun.
What is the function of leaves? Leaves capture the sun’s energy and carry out the food-making process of photosynthesis.
What are the three basic parts of a seed? The embryo, stored food, and a seed coat.
What are three ways a seed can be dispersed? When an animal eats the fruit the seed passes through the digestive system and gets dispersed. Seeds can hook onto our clothing and fall into a new area or wind can pick up a s seed like a dandelion and get thrown into a new area.
What are the structures of a flower? A typical flower contains sepals, petals, stamens, and pistils.
What does each part of a flower do? Sepals protect the developing flower and are often green in color. The petals are generally the most colorful parts of a flower. The shapes, sizes, and number of petals vary greatly between flowers. The stamens are the male reproductive part of a flower.
Created by: user-1915034
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