Why are green algae placed in the Protista while plants are placed in a separate kingdom? a. Green algae have a cell wall of chitin, while plants have cell walls of cellulose. b. Plants enclose and protect the embryo within the seed, while green algae do not. c. The green algae use chlorophyll a, while plants use chlorophyll d. Algae reproduce only asexually, while plants reproduce sexually.
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- How do pigments such as phycoerythrin in red algae and fucoxanthin inbrown algae benefit these autotrophic protists?a. The pigments provide camouflage, so herbivores cannot see thealgae.b. The pigments absorb blue-green underwater light and transfer theenergy to chlorophyll a for use in photosynthesis.c. The pigments attract aquatic animals that carry gametes betweenseaweeds.d. The pigments absorb UV light that would harm the photosyntheticapparatus.e. All of the above are correct.Which statement about protists is false? a. They can be photosynthetic and one of the foundations of the marine food web. b. Some are multicellular c. They are a monophyletic group. d. Some are parasitic.The life cycles of perfect fungi are most similar to which other organism? a. Hydra that undergo asexual budding b. Diploid-dominant pea plants c. Haploid-dominant green algae d. Bacteria undergoing binary fission
- In the tree of life, which taxon does not belong to the Archaeplastida? A. green algae B. Charophyta C. flowering plants D. diatoms E. Red algaeWhichaspects of the biology of zooxanthellae are controlled by their coral hosts?a.Their cell wall chemistryb.Their population growth rate when free-livingc.The release of photosynthetic products from their cellsd.The rate at which they absorb sugars from their hostse.Their mortality rateWhich protist group exhibits mitochondrial remnants with reduced functionality? a. slime molds b. diatoms c. parabasalids d. dinoflagellates
- Why are fungi important decomposers? a. They produce many spores. b. They can grow in many different environments. c. They produce mycelia. d. They recycle carbon and inorganic minerals by the process of decomposition.Kingdom fungi are ? A. eukaryotic heterotrophs B. prokaryotic heterotrophs C. eukaryotic bacteria D. prokaryotic bacteriaWhichkingdom has the higher carbon to nitrogen ratios?a.Fungib.Animaliac.Monerad.Plantaee.Protista
- In a majority of flowering plants, outof the four megaspores, what is the ratio of functional and degeneratemegaspores?A. 2:2 B. 1:3C. 3:1 D. 4:0Which is NOT an advantage of the dikaryotic stage in fungi? A. it generate genetic variation B. it increases the chances of the fungi of surviving and reproducing C. it allows the fungi to complete reproduction when conditions are appropriateFungi produce which structures for reproduction and multiplication? a. endospores b. cysts. c. spores d. eggs