34 terms

Unit 10: Plants

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Gravity
When seeds are planted, the roots grow in the direction of _______________.
opposite of the force gravity
When seeds are planted, the stems grow _________________________
Fruit
The ovary becomes _______________________.
eukaryotic, autotrophic, multicellular
What are the characteristics of the plant kingdom?
ovary
Know this diagram! Where are the eggs located?
Anther
Where is pollen produced?
stamen
Male part of the flower
pistil (also called carpel)
female part of the flower
attract pollinators
Purpose of petals
Flowers
Know the evolution of plants. What is the most advanced feature of plants?
Non-vascular
Know the evolution of plants. What is the least advanced feature of plants?
Positive Phototropism
Classify as positive or negative and name the tropism: sunflower following the sun.
Positive Thigmotropism
Classify as positive or negative and name the tropism: a bean plant clinging to a fence
Positive gravitropism or geotropism
Classify as positive or negative and name the tropism: Roots of a seedling going down
Negative gravitropism or geotropism
Classify as positive or negative and name the tropism: Shhots of a seedling going up
Hormone in plants that elongates cells on the shaded side allowing plants to bend toward the light
What is auxin?
quantity and quality of light
What properties of light effect plant growth?
Root
What plant part is found in the ground?
carrots and potatoes and onions
What are examples of food that are roots?
Leaves
What part of the plant photosynthesizes?
lettuce and spinach
What are examples of food that are leaves?
anything that holds seeds-orange, jalapeno
What are examples of food that are fruits?
amount of water, amount of light, favorable adaptations
What are limiting factors of plant growth?
protect the root
What is the purpose for the root cap?
apical meristem, cap and root hairs
What are the parts of the root? Know the picture anatomy of a root!
apical meristem
Where does the most growth of the root take place?
Right above the root cap
Where is the apical meristem?
The have a high surface area to absorb water and nutrients.
Why are root hairs important?
carries water and nutrients from the roots to the rest of the plant
What does xylem do?
carries glucose from the leaves to the rest of the plant and stores the excess
What does phloem do?
No leaves, thick cuticle, spines, flowers open at night, thick stem to store water
What are some desert plant adaptations?
deep roots, quick to re-sprout, thin leaves, flexible stem
What are some grassland plant adaptations?
short stems grow close to the ground, dark colored to absorb heat, grow in clumps, shallow roots
What are some tundra plant adaptations?
grow tall to reach sun, larger leaves to catch all light, vines
What are some forest plant adaptations?