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Life Science 12

Life Science Chapter 12 TEST Review

QuestionAnswer
Plant processes using light energy to produce food Photosynthesis
Anything in environment affecting the behavior of an organism Stimulus
Response of a plant to a stimulus Tropism
Flowering response of a plant to changes in length of light and dark in a day Photoperiodism
Plants requiring long nights to flower Short-Day Plants
Plants that flower over a wide range of night lengths Day-Neutral Plants
Plant hormone that moves to shaded side of stem Auxin
Releasing energy from food Respiration
Plants improved through the insertion of DNA from another plant species Biotechnology
Movement of DNA directly from one organisms to another Transgenic Crop
Most carbon dioxide enters plants through stomata on the ______________ surface of leaves Lower
Light, ______________, and carbon dioxide all affect the opening and closing of stomata Water
Loss of water vapor through stomata of a leaf is called ___________________ Transpiration
The autumn colors of tree leaves are caused by ________________ in the leaves Carotenoids
Light energy for the plant to use in making its food is trapped by _______________ Chlorophyll
When you eat beets, ___________, or potatoes you are eating foods stored by a plant Carrots
The type of growth response having to do with light is called _______________ Phototropism
_____________ causes fruit to ripen Ethylene Gas
The use of biotechnology to produce transgenic crops involves moving the ____________ directly from one organism to another DNA
Plants that require short nights to flower are called ______________ plants Long-Day
What is the stimulus to the response known as Gravitropism? Gravity
What is the stimulus to the response known as Phototropism? Light
Examples of plants that require long nights to flower, short-day plants, are poinsettias or _____________ Strawberries
Examples of plants that require short nights to flower, long-day plants, are spinach or _____________ Lettuce
Examples of plants that are not sensitive to the length of day/night to flower, day-neutral plants, are corn or _____________ Marigolds
Each stoma on a plant is surrounded by two __________________ Guard Cells
Water moves into and out of the stoma by __________________ Osmosis
When guard cells absorb water, they well and the stoma open letting in ________________ and water vapor out Carbon Dioxide
In respiration, organisms break down food chemically to release _____________ Energy
Respiration that uses oxygen to break down food chemically is called _______________________ Aerobic Respiration
Aerobic respiration occurs in the ________________ of plant cells Mitochondria
Oxygen is used to break down food to produce ___________, water, and energy. Carbon Dioxide
Respiration is the direct opposite of the process of _____________________ Photosynthesis
(Photosynthesis or Respiration) Energy release Respiration
(Photosynthesis or Respiration) Energy stored Photosynthesis
(Photosynthesis or Respiration) Light energy, water, and carbon dioxide go in Photosynthesis
(Photosynthesis or Respiration) sugar and oxygen go in Respiration
(Photosynthesis or Respiration) sugar and oxygen come out Photosynthesis
(Photosynthesis or Respiration) carbon dioxide, water, and energy come out Respiration
(Photosynthesis or Respiration) Takes place in all cells Respiration
(Photosynthesis or Respiration) Takes place in cells with chlorophyll Photosynthesis
Plant cells use energy to: build/repair, growth, and _____________ Reproduction
Created by: SavannahElkins
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