Biology - The Plant Kingdom; help on a couple questions please?

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greenbubblegum

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1. Vascular plants have ___, specialized cells that help support the plant, as well as transport water and nutrients upward from their roots.
A. phloem
B. trumpet hyphae
C. xylem
D. arteries

2. The ___ generation of a fern is the dominant phase of its life cycle.
A. sporophyte
B. adult
C. embryo
D. gametophyte

3. The ___ generation of a moss is the dominant phase of its life cycle.
A. sporophyte
B. adult
C. embryo
D. gametophyte

4. Which of these plant groups may include the ancestors of plants?
A. red algae
B. green algae
C. brown algae
D. fungi

5. Vascular plants first appeared during which period?
A. Cambrian
B. Ordovician
C. Silurian
D. Devonian

6. Endosperm tissue is unique to which of these groups?
A. cycads
B. conifers
C. flowering plants
D. ferns

7. Flowering plants are:
A. angiosperms
B. gymnosperms
C. lycophytes
D. pteridophytes


thank you for any help! - ill award best answer.
 
1. Vascular plants have ___, specialized cells that help support the plant, as well as transport water and nutrients upward from their roots.
A. phloem
B. trumpet hyphae
C. xylem
D. arteries

2. The ___ generation of a fern is the dominant phase of its life cycle.
A. sporophyte
B. adult
C. embryo
D. gametophyte

3. The ___ generation of a moss is the dominant phase of its life cycle.
A. sporophyte
B. adult
C. embryo
D. gametophyte

4. Which of these plant groups may include the ancestors of plants?
A. red algae
B. green algae
C. brown algae
D. fungi

5. Vascular plants first appeared during which period?
A. Cambrian
B. Ordovician
C. Silurian
D. Devonian

6. Endosperm tissue is unique to which of these groups?
A. cycads
B. conifers
C. flowering plants
D. ferns

7. Flowering plants are:
A. angiosperms
B. gymnosperms
C. lycophytes
D. pteridophytes
 
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