Gymnosperms and Angiosperms

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Which four divisions are considered "gymnosperms"?

ginkgophyta, pteridophyta, cycadophyta, pinophyta

pinophyta, ginkgophyta, cycadophyta, gnetophyta

cycadophyta, ginkgophyta, magnoliophyta, bryophyta

bryophyta, gnetophyta, pinophyta, cycadophyta

Clear selection

Monocotyledons and Dicotyledons can be distinguished from each other by the following

Monocots have woody cones and Dicots have fruit

Monocots have parrallel veins in the leaves and dicots do not

monocotyledons have two seed leaves and dicots have one

monocotyledons produce spores and dicotyledons produce flowers

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The predominant form of pollination in the gymnosperms is...

wind

animal

water

all of the above

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The fruit of Juniperus ashei (Texas cedar) is a

berry

pome

fleshy cone

hesperidum

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A gymnosperm seed is protected by the ___(1)_____ while the angiosperm seed is protected by the ______(2)_____

1 - cone, 2 - ovary

1 - bud 2 - scale

1 - cone 2 - lenticel

1 - leaf 2 - ovary

Clear selection

Which of the following represent Monocotyledon families found in Texas

Fabaceae, Vitaceae

Fagaceae, Onagraceae

Asteraceae, Lamiaceae

Liliaceae, Amaryllidaceae

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The character "having floral parts arranged in whorls of 3,4, and/ or 5 " would apply to

Pteridophyta

Liliopsida

Bryophyta

Magnoliopsida

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The terms lemma and palea would be used to identify structures

on a stem

in a root

in a grass flower

in a bud

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Pannicle is a type of

infloresence

fruit

flower

modified root

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In a dicot stem one can expect to see the vascular bundles arranged in a _____(1)______ while in the root they are arranged in a ___(2)____

1 - scattered, 2 - ring

1 - ring, 2 - star

1 - scattered 2 - star

1 - ring 2 - ring

Clear selection

If you saw a plant with adventitious roots, a fruit that had three locules, and parallel veins you would know it belonged to the

Cycadophyta

Liliopsida

Magnoliopsida

Bryophyta

Clear selection

In the angiosperms the gametophyte is contained within

the leaf

the pollen and ovule

the petals

the bracts

Clear selection

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