Plant Characteristics
Parts of Plants
Plant Reproduction
Life Cycle of a Plant
Life Cycle of a Plant
100
What is the process of making the sugar?
Photosynthesis
100
What are three plant organs?
Roots, Stem, and Leaves
100
What are the four main parts of a flower?
Sepals, petals, stamens, and pistil
100
What do seeds need to germinate?
Seeds need sunlight, water, oxygen, and the right temperature.
100
What is the structure that surrounds the pistil?
A stamen
200
What is the substance in plants that makes them green?
Chlorophyll
200
How are the stem of a dandelion and the trunk of a redwood tree alike?
Both are stems that support the plant and carry water, minerals, and food between the roots and leaves.
200
How do flowering plants and conifers reproduce?
By making seeds
200
What is a smalled plant called?
A seedling.
200
What is the name of the liquid that a flower makes?
Nectar
300
What are the three elements that pass into and out of the leaves through these openings?
Carbon dioxide, oxygen, and water
300
What is the role of the leaves?
Their job is to produce food so the plant can survive in the environment.
300
What part of the flower covers and protects the bud?
The sepals
300
What are three ways seeds are scattered?
Seeds can be scattered by animals, wind, or water.
300
What is one way a plant can be categorized?
A plant can be categorized by the way they reproduce.
400
What is a multicelled organism?
A multicelled organism is made up of many cells.
400
Why do larger plants have woody instead of flexible stems?
Larger trees need more support.
400
What two things must happen before fertilization takes place?
Pollen must travel from the stamens to the pistil, and sperm cells must travel to the ovary.
400
Why is it important that seeds are scattered away from their parent plant?
Seeds are better able to get the living space and resources they need.
400
What are some ways that plants reproduce without seeds?
Some plants grow from stems, roots, or leaves. Others grow from bulbs, runners, or eyes.
500
How are the veins of a plant similar to the veins in a human's body?
Veins in humans carry blood to the cells of the body. Veins in plants carry material to plant cells.
500
What is the main difference between fibrous roots and taproots?
Fibrous roots have many roots that extend in different directions, while taproots have one main root that grows straight down.
500
Why do animals play an important role in plant reproduction?
Animals carry pollen from the stamen to the pistil, where fertilization takes place.
500
What is the difference between a spore and a seed?
A spore is much smaller and simpler than a seed. A spore is made of only one tiny cell. Seeds are multicelled. You need a microscope to see a spore.
500
Explain why death is part of teh life cycle of a plant.
The life cycle of a plant includes all the changes a plant goes through during its life. Every living organism dies.
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