course hero of all the plant groups shown below, which has the fewest extant species?

Which statement describes the trophic levels of an ecosystem?

Of all the plant groups shown below, which has the fewest extant species? a. angiosperms b. Bryophytes c. Gymnosperms d. ferns When do Bryophytes (including mosses, liverworts and …

What are the two multicellular stages of gametophyte and diploid sporophyte?

Jun 12, 2016 · Of all the plant groups shown below, which has the fewest extant species? Answer choices are angiosperm, bryophytes, gymnosperms, ferns

What is the greatest number of organisms in an ecosystem?

Nov 22, 2013 · Of all the plant groups shown below, which has the fewest extant species? a. angiosperms b. Bryophytes c. Gymnosperms d. ferns When do Bryophytes (including mosses, liverworts and hornworts) first

How many species are in an ecosystem?

Mar 07, 2011 · Of all the plant groups shown below, which has the fewest extant species? a. angiosperms b. Bryophytes c. Gymnosperms d. ferns When do Bryophytes (including mosses, liverworts and hornworts) first

Which multicellular stage produces haploid gametes?

two multicellular stages; gametophyte is haploid and produces haploid gametes by mitosis

What are the characteristics of land plants?

1. 2. 3. algae; Rings of cellulose-synthesizing proteins. Structure of flagellated sperm. Formation of a phragmoplast.

What is a multicellular gametangia?

Multicellular gametangia (gametes that are going to be cellular)

What is the ultimate source of most food eaten?

oxygen and are the ultimate source of most food eaten

Which has greater biodiversity, A or B?

The species richness of both A and B are equal, and B has greater biodiversity.

How was Simpson's biodiversity index determined?

Samples were taken from a variety of different sites. The Simpson's biodiversity index was determined for each site and the temperature of the site was recorded. The data can be seen in the graph below.

What is ecological pyramid?

An ecological pyramid is a representation of the distribution of organisms in an ecosystem based on their trophic levels. What level has the greatest number of organisms and the greatest biomass in terrestrial ecosystems and most aquatic ecosystems?

What is a biome?

Biomes are ecosystem bands or connected regions defined by geographical location, climate, and. plant species that are present. Select all of the statements that describe the trophic levels of an ecosystem. The primary producers are at the base of an energy pyramid.

Where are primary producers located?

The primary producers are at the base of an energy pyramid.

Is there a relationship between temperature and biodiversity?

There does not appear to be a strong relationship between temperature and biodiversity.