MCQs on Algae
Q. Which one of the following is a colonial alga?
(a) Ulothrix
(b) Spirogyra
(c) Volvox
(d) Chlorella
Answer: : (c)
Q. Which of the following shows zygotic meiosis?
(a) Chlamydomonas
(b) Marchantia
(c) Funaria
(d) Fucus
Answer: : (a)
Q. Find the incorrect statement
(a) Agar-agar is produced from Gracilaria
(b) Chlorella is used in space food
(c) Mannitol is a food reserve of Rhodophyceae
(d) Algin is produced by algae
Answer: : (c)
Q. Which of the following has non-flagellated isogamous gametes?
(a) Spirogyra
(b) Chlamydomonas
(c) Volvox
(d) Fucus
Answer: : (a)
Q. Mannitol is a reserved food found in
(a) Gracillaria
(b) Porphyra
(c) Chara
(d) Fucus
Answer: : (d)
Q. Which of the following contains chlorophyll a, b, phycoerythrin and phycocyanin?
(a) Chlorophyta
(b) Phaeophyta
(c) Rhodophyta
(d) Bacillariophyta
Answer: : (c)
Q. Which of the following is rich in protein?
(a) Ulothrix
(b) Spirogyra
(c) Nostoc
(d) Chlorella
Answer: : (d)
Q. Ulothrix produces
(a) isogametes
(b) heterogametes
(c) anisogametes
(d) basidiospores
Answer: : (a)
Q. What is the mode of sexual reproduction in Chlorophyceae?
(a) oogamous
(b) anisogamous
(c) isogamous
(d) all of the above
Answer: : (d)
Q. What is the shape of chloroplast in Chlamydomonas?
(a) cup-shaped
(b) spiral
(c) stellate
(d) collar-shaped
Answer: : (a)
