Quiz 2 Invertebrates Part A & Gymnosperms

Which one of the following is a Phylum that includes at least some parasitic species?
Answer
Cnidaria Porifera Platyhelminthes Ctenophora

The Eumetazoa are?
Answer
a Class of Cnidaria animals that feed only on other animals animals that are radially symmetrical animals with tissues

Which of the following is a land plant that produces flagellated sperm and has a sporophyte-dominated life cycle?
Answer
moss fern liverwort charophyte

Which of the following characteristics of plants is absent in their closets relatives, the charophyte algae?
Answer
chlorophyll b cellulose in cell walls formation of a cell plate during cytokinesis alternation of multicellular generations

Which of the following is not evidence that charophytes are the closest algal relatives of plants?
Answer
similar sperm structure similarities in chloroplast shape similarities in cell wall formation during cell division genetic similarities in chloroplasts

Order the following from highest to lowest taxonomic rank by placing a number (1 -4) beside each. 1 for the highest and 4 for the lowest
Answer
Physalia physalis
Cnidaria
Animalia
Hydrozoa

The anthozoa, hydrozoa, and scyphozoa are all classes of which animal phylum?
Answer
Platyhelminthes Porifera Arthropoda Cnidaria

Sponges are the only animals that?
Answer
are bilaterally symmetrical are radially symmetrical lack true tissues have a free-swimming larval stage

Suppose an efficient conducting system evolved in a moss that could transport water and other materials as far a a tree is tall. Which of the following statements about "trees" of such species would not be true?
Answer
Fertilisation would probably be more difficult Spore dispersal distances might increase but probably would decrease Females could only produce one archegonium Unless its body parts were strengthened, such a tree might flop over

Humans are most closely related to which of the following invertebrate Phyla?
Answer
Sponges Sea urchins Comb Jellies Jely fish

Which of the following is not shared by all phyla of vascular plants
Answer
the development of seeds alternation of generations dominance of the diploid generation xylem and phloem

In plants, which of the following are produced by meiosis?
Answer
haploid sporophytes haploid gametes diploid gametes haploid spores

The development of complex sensory organs and nervous system is thought to be linked to the evolution of bilateral symmetry
Answer

True
False

The coelom is a?
Answer
type of jelly fish primitive sensory organ on the "head" of flatworms fluid-filled body cavity that provides body support and cushioning for organs gastrointenstinal tract present in all embryonic animals

Some Comb Jellies (Phylum Ctenophora), appropriate for their own use, what structires from the creatures they consume?
Answer
light sensing organs stinging cells adhesive cells cilia