Biology
Páginas: 3 (556 palabras)
Publicado: 10 de diciembre de 2011
I.- Complete de puzzle. Use the clues to help you fill the boxes with the correct word.
Across
3.- The tissue that conduct food in vascular plants
4.- The three groups of plants (liverworts,hornworts and mosses) that lack specialized conducting tissues and true roots, stems and leaves
5.- A plant that has specialized tissues that conduct materials from one part of the plant to another7.- The tiny granules that contain the male gametophyte of seed plants
9.- A horizontal, underground stem that produces new leaves, shoots and roots
Down
1.- The type of tissue in vascular plantsthat provides support and conducts water and nutrients from the roots
2.- A woody, vascular seed plant whose seeds are not enclosed by an ovary or fruit
3.- The transfer of pollen from the malereproductive structures to the female structure of seed plants
6.- A flowering plant that produces seeds within a fruit
8.- A rootlike structure in nonvascular plants that holds the plants in place andhelps plants get water and nutrients
II.- Identify the choice that best completes the statement or answers the question.
1.- In what stage do plants make spores?a.gametophytec.photosynthesis
b.sporophyted.vascular
2.- The two stages of a plant life cycle are
a.roots and stems.c.rhizome and rhizoid.
b.gametophyte and sporophyte.d.sporophyte and seed.
3.- Whatis an underground stem from which new leaves and roots grow?
a.rhizoidc.rhizome
b.fiddleheadd.frond
4.- What is the tiny, heart-shaped part of a fern that produces both spermand egg?
a.rhizomec.silica
b.sporophyted.gametophyte
5.- Gymnosperms and angiosperms both
a.have flowers.c.lack seeds.
b.have seeds.d.have fruit.
6.-During photosynthesis, what gas do plants release?
a.oxygenc.water
b.carbon dioxided.nitrogen
7.- During cellular respiration, what do plant cells use to...
Across
3.- The tissue that conduct food in vascular plants
4.- The three groups of plants (liverworts,hornworts and mosses) that lack specialized conducting tissues and true roots, stems and leaves
5.- A plant that has specialized tissues that conduct materials from one part of the plant to another7.- The tiny granules that contain the male gametophyte of seed plants
9.- A horizontal, underground stem that produces new leaves, shoots and roots
Down
1.- The type of tissue in vascular plantsthat provides support and conducts water and nutrients from the roots
2.- A woody, vascular seed plant whose seeds are not enclosed by an ovary or fruit
3.- The transfer of pollen from the malereproductive structures to the female structure of seed plants
6.- A flowering plant that produces seeds within a fruit
8.- A rootlike structure in nonvascular plants that holds the plants in place andhelps plants get water and nutrients
II.- Identify the choice that best completes the statement or answers the question.
1.- In what stage do plants make spores?a.gametophytec.photosynthesis
b.sporophyted.vascular
2.- The two stages of a plant life cycle are
a.roots and stems.c.rhizome and rhizoid.
b.gametophyte and sporophyte.d.sporophyte and seed.
3.- Whatis an underground stem from which new leaves and roots grow?
a.rhizoidc.rhizome
b.fiddleheadd.frond
4.- What is the tiny, heart-shaped part of a fern that produces both spermand egg?
a.rhizomec.silica
b.sporophyted.gametophyte
5.- Gymnosperms and angiosperms both
a.have flowers.c.lack seeds.
b.have seeds.d.have fruit.
6.-During photosynthesis, what gas do plants release?
a.oxygenc.water
b.carbon dioxided.nitrogen
7.- During cellular respiration, what do plant cells use to...
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