Question
click below
click below
Question
Normal Size Small Size show me how
BioSemesterwp
Question | Answer |
---|---|
A person who comes down with malaria can infer that he or she contracted it from | the bite of an Anopheles mosquito |
Which substances allow algae to harvest and use the energy from sunlight | chlorophyll and accessory pigments |
A protist is any organism that is not a plant, an animal, a fungus, or a | eukaryote |
Multicellular protists are grouped with unicellular protists because mulitcellular protists | are very similar to unicellular protists |
According to Lynn Margulis, a eukaryotic cells may have evolved from | a symbiosis of several cells |
To which phylum do amoebas, foraminiferans, and heliozoans belong? | sporozoans |
Zooflagellates may live in lakes and streams, where they. | absorb food through their cell membrane |
Which structure of a paramecium is analogous to a "reserve copy" of all the cells genes? | the micronucleus |
The Sporozoan Plasmodium causes the disease known as | malaria |
Which of the following diseases does the animal like protist known as Entamoeba cause | amebic dysentery |
As sunlight passes through sea water, the sea water | absorbs large amounts of red and violet wavelengths |
What effect did the evolution of different forms of chlorophyll in algae have | an increase in the range of depths at which algae can live |
To which phylum of unicellular plantlike algae do the diatoms belong | Bacillariophyta |
Euglenas have an intricate, folded cell membrane called a | pellicle |
Which of the statements is true about dinoflagellates | Many species are luminescent |
A Bloom is | an enormous mass of algae |
The population of small, photosynthetic organisms found near the surface of the ocean is called | phytoplankton |
Which phylum causes the red tide that infects shellfish with a toxin | Pyrrophyta |
An example of multicellular green alga is | Ulva |
Which characteristic of plants is shared by green algae | cell wall composition photosynthetic pigments multicellularity. |
The phylum of multicellular algae is most likely to be observed at great depths is | Rhodophyta |
Many algae switch back and forth between diploid and haploid stages during their life cycle in a process known as | alternation of generations |
The green alga Chlamydomonas reproduces asexually by producing | zoospores |
Why are algae considered one of the most important groups of organisms on our planet | they produce much of Earth's oxygen through photosynthesis |
Some products derived from Algae include | drugs for stomach ulcers and high blood pressure thickeners for food chemicals in plastics, waxes, paints, and lubricants |
Which of the following groups includes only funguslike protists | cellular slime molds, acellular slime molds, water molds |
Funguslike protists get nutrients by | absorbing them from dead or decaying matter |
The funguslike protists that thrive on dead or decaying organic matter in water, some of which are plant parasites on land, are | water molds |
When amoebalike cells of acellulaar slime molds fuse, they form structures with many nuclei called | plasmodia |
In oomycetes, sexual reproduction takes place in the | antheridium and oogonium |
A mildewed grape crop might be caused by a | watermold |