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Bio-Plant Unit
Roosevelt: Denniston
15
Biology
10th Grade
05/30/2010

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Cards

Term
What is a plant?
Definition
An organism that is
Multicellular
Eukaryotic (cell with Nucleus & Organelles)
Has Cell Walls made of Cellulose
Carries out Photosynthesis
Term
What do plants need to survive?
Definition
Sunlight, Water&Minerals, Gas exchange, Movement of water&minerals through the body
Term
How do plants use sunlight?
Definition
They convert sunlight energy into food energy
Term
The first plants evolved from _______.
Definition
Algae
Term
What is a spore?
Definition
Reproductive organ of ferns
Term
What is a pollen grain?
Definition
A tiny structure containing the entire male gametophyte (producer of gametes:specialized cells involved in sexual reproduction)
Term
What is an ovule?
Definition
Structure in seed cones in which female gametophytes develop.
Term
What is a seed?
Definition
Embryo of a living plant that is encased in a protective covering and surrounded by a food supply
Term
What is the difference between annuals and perennials?
Definition
Annuals live for one year.
Perennials will survive through the years.
Term
What is the main function of the:
Root
Leaves
Stems
Flowers
Fruits
Definition
Root: Underground organs that absorb water & minerals.

Leaves: Photosynthetic organs that have atleast one bundle of vascular tissue.

Stems: Supporting structures that connect roots and leaves, carrying water and nutrients between them.

Flowers: Unique reproductive organs in angiosperms

Fruits: A THICK wall of tissue surrounding the seed.
Term
Why do seeds tend to germinate in the Spring in Iowa?
Definition
Term
When a seed is alive but not growing, it is described as...
Definition
Dormant
Term
When a seed begins to grow we say it.....
Definition
Term
Plants need what gas for cellular respiration?
Definition
Carbon Dioxide " CO2 "
Term
What characteristics of seeds would give a clue as to whether they are dispersed by Animals, Wind, or Water?
Definition
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