Question 1

Some liverworts, such as Marchantia, reproduce sexually and vegetatively.Vegetative reproduction takes place by means of lens-shaped clumps of cells called _______.

Accepted Answer

The answer of Some liverworts, such as Marchantia, reproduce sexually...

Question 2

The _______ of rhyniophytes differed from modern roots in that they were underground horizontal stems that contained water-absorbing unicellular filaments called _______ rather than the elaborate vasculature found in roots.

Accepted Answer

The answer of The _______ of rhyniophytes differed from modern...

Question 3

The vascular system of vascular plants originated from a single evolutionary event.Sometime during the Paleozoic era (before 440 mya), the sporophyte generation of a now long-extinct land plant produced a new cell type, the _______.

Accepted Answer

The answer of The vascular system of vascular plants originated...

Question 4

Cells contained within the _______ of a sporophyte undergo meiosis to create haploid cells.

Accepted Answer

The answer of Cells contained within the _______ of a...

Question 5

In addition to strobili, one of the unique features to first appear in the _______ were true _______, a synapomorphy shared with vascular plants.

Accepted Answer

The answer of In addition to strobili, one of the...

Question 6

The _______ generation extends from the zygote through the adult, multicellular, diploid plant.

Accepted Answer

The answer of The _______ generation extends from the zygote...

Question 7

In a heterosporous plant, two kinds of spores are produced in two kinds of _______.

Accepted Answer

The answer of In a heterosporous plant, two kinds of...

Question 8

Your lab group is interested in exploring how the addition of agricultural runoff from a nearby dairy farm will affect the growth of a green algal species being investigated for biofuel production.Design an experiment that would reveal the effect this additive would have on algal growth.

Accepted Answer

The answer of Your lab group is interested in exploring...

Question 9

Though resembling filamentous green algae, the _______ of mosses contains filaments that either are photosynthetic or can act to anchor the moss to a substrate.The latter are called _______.

Accepted Answer

The answer of Though resembling filamentous green algae, the _______...

Question 10

The organ in moss that produces sperm is called the _______; the organ that produces the egg is called the _______.

Accepted Answer

The answer of The organ in moss that produces sperm...

Question 11

_______ are water-absorbing filaments present on the lower surfaces of the simplest liverwort gametophytes.

Accepted Answer

The answer of _______ are water-absorbing filaments present on the...

Question 12

In land plants (and some algae), the sporophyte and gametophyte exhibit different levels of ploidy: Sporophytes are _______, whereas gametophytes are _______.

Accepted Answer

The answer of In land plants (and some algae), the...

Question 13

The vascular system in land plants consists of specialized tissues.The _______ transports water and minerals from soil to aerial parts and contains the structural substance called _______.

Accepted Answer

The answer of The vascular system in land plants consists...

Question 14

What are the benefits and limitations of using wastewater as a source of nutrients for algal biofuel production?

Accepted Answer

The answer of What are the benefits and limitations of...

Question 15

In vascular plants, a tissue called _______ conducts the products of photosynthesis from sites where they are produced or released to sites where they are used or stored.

Accepted Answer

The answer of In vascular plants, a tissue called _______...

Question 16

The sister group of the vascular plants is the _______.

Accepted Answer

The answer of The sister group of the vascular plants...

Question 17

A(n) _______ is a flattened photosynthetic structure emerging laterally from a main axis or stem and possessing one strand of vascular tissue.

Accepted Answer

The answer of A(n) _______ is a flattened photosynthetic structure...

Question 18

In an attempt to classify an herbarium sample from the 1960s, you collect a small tissue plug and determine the sample has tracheids as well as silica.From this information you determine the specimen is a _______.

Accepted Answer

The answer of In an attempt to classify an herbarium...

Question 19

In the nonvascular plants, the conspicuous green structure visible to the naked eye is called the _______.

Accepted Answer

The answer of In the nonvascular plants, the conspicuous green...

Question 20

_______ are land plants with large leaves and no seeds, and they require water as a medium for the transfer of male gametes.The sori-bearing sporophytes and the gametophytes grow independently of each other.

Accepted Answer

The answer of _______ are land plants with large leaves...

Quiz 27: Plants Without Seeds: From Water to Land