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29 Cards in this Set

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  • Back
Process in which plants make food?
photosynthesis
Tough covering that protects a seed?
seed coat
Process in which oxygen combines with food, releasing energy?
respiration
Small openings usually found on the bottom surfaces of leaves
are__________?
stomates
A branch is grafted onto a tree. What tissues of the branch and the
tree must grow together for the branch to get water & food?
phloem & xylem
A green structure found in many plant cells and in which food is
made is a ______.
chloroplast
A kind of tissue called ______ makes up tubes that carry food
through a plant?
phloem
A kind of tissue called ______ makes up tubes that carry water and
minerals through a plant?
xylem
Female reporductive part that contains the ovary?
pistil
Green pigment that absorbs energy from sunlight?
Chlorophyll
Joining of a sperm and an egg cell?
fertiliztion
Male reproductive cell?
sperm
Name 2 things a seedling need for growth?
light & water
Name one condition necessary for seed germination?
temperature
Name the male reproductive part of a flower?
stamen
Part of a seed that develops into a young plant?
germination
Process by which pollen grains move from a stamen to a pistil?
pollination
Through what threadlike structures do materials enter the roots of a
plant?
root hair
What are the four steps of germination?
1.water enters the seed-causing it to swell-and seed splits opens
2.Root continues to grow & a stem pushes up through soil. The seed
coat falls off
3.Young leaves grow & open.the leaves begin to make food
4.Roots & leaves continue to develop as the stored food is used.
Seed has become a seedling.
What are two ways a flowering plant can reproduce without seeds?
grafting & cuttings
What are two ways in which flowers are pollinated?
wind & insects
What food substance do plants make by the process of photsynthesis?
sugar
What is the Photsynthesis formula?
water+carbon dioxide+energy+sugar+oxygen
What is the respiration formula?
food+oxygen+energy+carbon dioxide+water
What must happen to the guard cells of a stoma before the stoma
opens?
it has to swell with the water
What part of a flower becomes a fruit?
ovary gets bigger & develops into a fruit
What part of a flower becomes a seed?
ovale
What part of a seed develops into a young plant?
embryo
part of the pistil that contains ovules?
ovary