Algae – Section 1

21. The kelps are algae found in

A. Chlorophyta
B. Chrysophyta
C. Phaeophyta
D. Pyrrophyta

Correct Answer: C. Phaeophyta

22. Frustules made of silica are characteristic of

A. euglenoids
B. diatoms
C. desmids
D. seaweeds

Correct Answer: B. diatoms

23. Algae are found in all of the following places except

A. oceans
B. soils
C. lakes and streams
D. associates with fungi

Correct Answer: B. soils

24. Which of the following best describes the algae known as diatoms?

A. Cells have intricate shells of silicon dioxide with two halves
B. Cells are encased in rigid walls composed of cellulose coated with silicon
C. Cells have flagella and a light-detecting eyespot
D. Cells contain carotenoid pigments as well as chlorophyll A and B

Correct Answer: A. Cells have intricate shells of silicon dioxide with two halves

25. Chrysolaminarin is an energy storage material characteristic of

A. chlorophyta
B. chrysophyta
C. phaeophyta
D. rhodophyta

Correct Answer: B. chrysophyta

Leave A Comment?

ten − 5 =