Exam 24: Protists

Which of these sentences best describes diatoms?

Match each characteristic to a type of algae. Algae may be used once, more than once, or not at all. -most diverse

Which modern type of algae most closely resembles the algal ancestor of green plants?

Many algal species have life cycles consisting of alternating haploid and diploid generations. Which of these sentences describes the organisms that comprise the most common life cycle in green algae?

According to the latest research, which of the following is the best description of the first eukaryote?

Which term refers collectively to small, photosynthetic protists found in aquatic habitats?

Match each characteristic to a type of algae. Algae may be used once, more than once, or not at all. -grows at the deepest ocean levels

What is the name of the dartlike protein threads that ciliates can eject from surface organelles when under attack?

How are heterokonts characterized?

Figure 24-3 -In Figure 24-3, which label identifies the structure that is the fruiting body?

Which protists have both plant and animal features?

Match each protistan genus with its description. -Dictyostelium

The parasite that causes African sleeping sickness is transmitted through the bite of a mosquito.

Some protists have a pellicle. What is a pellicle used for?

Figure 24-1 -In Figure 24-1, what is the structure labelled as number 7?

Which of these sentences describes most golden algae?

How do water moulds differ from true fungi?

Under favourable conditions, in which form do plasmodial slime moulds exist primarily?

Suppose you find a protist that has a single flagellum surrounded by a collar of microvilli. Which of the following could be concluded about this organism?

Which of these terms refers to the mechanism by which a brown algae sporophyte produces spores?