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Faith Plants Test 11-17-09
Science test over plants
41
Science
7th Grade
11/14/2009

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Cards

Term
All plants are _________ that contain many cells.
Definition
eukaryotes
Term
Plants are _____. They produce their own food.
Definition
autotrophs (auto means "from the self" and troph means "nutrition."
Term
The process by which plants use carbon dioxide gas and water to make food and oxygen.
Definition
photosynthesis
Term
What provides the energy that powers the process of photosynthesis?
Definition
sunlight
Term
Plants must also have ways to obtain other ________
Definition
nutrients from the soil.
Term
A plant loses the most water during what part of the day?
Definition
the hottest
Term
The waxy, waterproof layer that covers the leaves of most plants.
Definition
cuticle
Term
What materials are taken up by the bottom part of the plant?
Definition
water and minerals
Term
What is made in the top part of the plant?
Definition
Food
Term
A plant needs to transport _____, _____ and ________ from one part of its body to another.
Definition
food, water and minerals
Term
Transports materials throughout the bodies of most plants.
Definition
tissues
Term
groups of similar cells that perform a specific function in an organism
Definition
tissues
Term
An internal system of tubelike structures through which water and food move inside the plant.
Definition
Vascular tissue
Term
Low-groing plants that lack vascular tissue.
Definition
nonvascular plants
Term
What do nonvascular plants have for support?
Definition
rigid cell walls
Term
Do nonvascular plants grow wide or tall?
Definition
No.
Term
Name the three groups of vascular plants.
Definition
ferns, club moss and horsetails
Term
What two characteristics do ferns and their relatives share?
Definition
vascular tissue and they use spores to reproduce
Term
Seed plants make up most plants on the _______
Definition
earth
Term
Name four seed plants that we eat.
Definition
Rice, tomatoes, peas and squash
Term
What clothes do we wear made from seed plants?
Definition
Cotton and flax
Term
What kind of homes are built from seed plants?
Definition
oak, pine or maple trees
Term
What do seed plants produce that we breathe?
Definition
oxygen
Term
Seed plants share what 2 characteristics?
Definition
vascular tissue and they use seeds to reproduce.
Term
How do the thick walls of the cells in the vascular tissue help plants?
Definition
support
Term
Name two types of vascular tissue
Definition
phloem and xylem
Term
The vascular tissue through which food moves.
Definition
phloem
Term
Vascular tissue through which water and nutrients travel.
Definition
xylem
Term
Structures that contain a young plant inside.
Definition
seeds
Term
Seeds don't need this to reproduce.
Definition
water
Term
Name 3 important parts a seed has.
Definition
embryo, stored food, a seed coat
Term
Food is stored inside one or two seed leaves also called what?
Definition
cotyledons
Term
Leaves vary greatly in what 2 ways?
Definition
size and shape
Term
Leaves capture the sun's energy and carry out this food-making process.
Definition
photosynthesis
Term
Stems carry substances between what two plant parts?
Definition
roots and leaves
Term
What do stems provide the plant so the leaves are exposed to the sun?
Definition
support
Term
Name two types of roots.
Definition
tap root system and fibrous root system
Term
Consists of long, thick main root.
Definition
tap root system
Term
consist of several main roots and branch repeatedly to form a tangled mass of roots and soil.
Definition
fibrous root system
Term
Roots act as good ______
Definition
anchors
Term
What 2 things do roots absorb?
Definition
water and nutrients
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