Shared Flashcard Set

Details

BOT 131
Quiz #1
57
Science
Undergraduate 2
09/22/2011

Additional Science Flashcards

 


 

Cards

Term
Fact
Definition
Something believed to be true through observation and measurement.
Term
Hypothesis
Definition
Possible explanation for an observation.  Only useful if testable.
Term
Prediction
Definition
The expected measurable outcome based on the hypothesis.
Term
Theory
Definition
A conceptual framework based on many observations, used to explain observations and predict new ones.
Term
Step #1 Scientific Method
Definition
Observation
Term
Step #2 Scientific Method
Definition
Question
Term
Step #3 Scientific Method
Definition
Hypothesis
Term
Step #4 Scientific Method
Definition
Prediction
Term
Step #5 Scientific Method
Definition
Experiment
Term
Step #6 Scientific Method
Definition
Analyze Data
Term
Step #7 Scientific Method
Definition
Evaluation of Hypothesis
Term
Step #8 Scientific Method
Definition

Accept or Reject Hypothesis

If Accept, go back and make another prediction.

If Reject, go back and make another hypothesis.

Term
Step #9 Scientific Method
Definition
Publish Findings
Term
Experimental Group
Definition
A group of subjects that are exposed to the variable of a control experiment.
Term
Control Group
Definition
a group of subjects closely resembling the treatment group in many demographic variables but not receiving the active medication or factor under study and thereby serving as a comparison group when treatment results are evaluated.
Term
Bioprospecting
Definition

The search for new pharmaceutical products from natural sources, such as plants, microorganisms, and sometimes animals.

 
Term
Biopiracy
Definition
Bioprospecting that exploits plant and animal species by claiming patents to restrict their general use. Taking the materials w/o permission or compensation!
Term
Liverworts
Definition

Nonvascular plats.

 

Term
Sporophyte
Definition
Asexual reprodution organ.
Term
Gametophyte
Definition
Sexual reproductive organ.
Term
Flower
Definition
Sexual reproductive structure of an angiosperm.
Term
Angiosperm
Definition

Flowering plant.

Monocot & Dicot

Term
Plant Kingdom
Definition
Vascular & Nonvascular Plants
Term
Nonvascular Plants
Definition
Bryophyte
Term
Vascular Plants
Definition
Ferns, Gymnosperms, & Angiosperms
Term
Fern
Definition
Seedless Vascular Plant
Term
Seed Plant
Definition
Gymnosperm & Angiosperm
Term
Asexual
Definition
No sex.  Offspring identical to parent.
Term
Sexual
Definition

Genetic Recombination.

Alternation of Generations.

Offspring different from parent & eachother.

Term
Whorls
Definition
Four parts of a flower: Sepal, Petal, Stamen, Carpel.
Term
Petal
Definition

In most flowers there are three or more petals

 

Term
Stamen
Definition
[image] Stamen is the male structure consisting of the Anther and Filament.
Term
Carpel
Definition
[image]  Carpel is the female part of a flower consisting of the Stigma, Style, Ovule, and Ovary.
Term
Pistil
Definition
Fused
Term
Calyx
Definition
[image]Collection of Sepals
Term
Corolla
Definition
Term
Sepal
Definition
[image]In most flowers there are three or more sepals, which are green and somewhat leaf like. They often function in protecting the immature flower and in some species may drop off as the flower opens.
Term
Tepal
Definition
Term
Gynoecium
Definition
Collection of carpels.
Term
Androecium
Definition
Term
Anther
Definition
[image]Pollens develop in chamber.
Term
Filament
Definition
[image]Stem to hold the Anther.
Term
Stigma
Definition
[image]Capture Pollen
Term
Style
Definition
[image]Connect stigma and ovary provides passage for the pollen tube to grow.
Term
Ovary
Definition
[image]Contain the ovule and becomes the fruit.
Term
Ovule
Definition

Term
Imperfect Flower
Definition
Male or female part missing.
Term
Monoecious
Definition
[image]Have male and female flowers on the same plant (corn).
Term
Dioecious
Definition
Term
Fleshy Fruit
Definition
Single flower with single or several fused carpels. Dispersed by animals. Ex. tomato, lemon, peaches, cucumbers, & apples.
Term
Dry Fruits that Open @ Maturity
Definition
Usually more than one seed per fruit.  Often wind dispersed. Ex. cotton, beans, peas, & milkweed.
Term
Dry Fruits that Don't Open @ Maturity
Definition
Sunflower Seeds, Corn, Barley, Wheat, Maple Seeds, Acorns
Term
Accessory Fruit
Definition
Fleshy part from something other than ovary ex: receptacle enlarges and becomes part of mature fruit. Examples: strawberry, apple
Term
Aggregate Fruit
Definition
Single flower with many separate carpels. Ex. Blackberry & Raspberry
Term
Multiple Fruit
Definition
Develops from inflorescence (many fused flowers on a single stalk) Ex. Pinaple & Mulberry
Term
Seed
Definition
Mature ovule containing an embryo and food supply covered by a seed coat
1.Seed coat  2.Food Supply  3.Embryo
Supporting users have an ad free experience!