NEET Biology is the scoring paper in the medical entrance examination. Here, you will discover the NEET Biology MCQ Questions for all Concepts as per the latest syllabus. Practice more on a regular basis with these NEET Biology objective questions on air pollution and improve your subject knowledge & problem-solving skills along with time management. NEET Biology Spirogyra Multiple Choice Questions make you feel confident in answering the question in the exam & increases your scores to high.
MCQs on Spirogyra
1. Find the incorrect match
(a) Nostoc – water blooms
(b) Basidiomycetes – puffballs
(c) Spirogyra – motile gametes
(d) Sargassum – Chlorophyll
Answer
Answer: (c)
2. Which of the following does not have a sexual mode of reproduction?
(a) Volvox
(b) Spirogyra
(c) Nostoc
(d) Ulothrix
Answer
Answer: (c)
3. Spirogyra belongs to which of the following classes?
(a) Chlorophyceae
(b) Phaeophyceae
(c) Cyanophyceae
(d) Rhodophyceae
Answer
Answer: (a)
4. Which of the following is false about Spirogyra?
(a) nucleolus is complex
(b) heterothallism
(c) each chloroplast contains a single pyrenoid
(d) chromosomes are polycentric
Answer
Answer: (c)
5. The ladder-like structure formed in Spirogyra is the result of
(a) Asexual reproduction
(b) Direct conjugation
(c) Lateral conjugation
(d) Scalariform conjugation
Answer
Answer: (d)
6. Ribbon-shaped chloroplast is the characteristic feature of
(a) Spirogyra
(b) Chlamydomonas
(c) Riccia
(d) Ulothrix
Answer
Answer: (a)
7. The type of sexual reproduction in Spirogyra is
(a) isogamous
(b) anisogamous
(c) oogamous
(d) cleistogamous
Answer
Answer: (a)
8. In Spirogyra, pyrenoids are present in
(a) cell wall
(b) cytoplasm
(c) nucleus
(d) chloroplast
Answer
Answer: (d)
9. Spirogyra reproduce sexually by
(a) fragmentation
(b) conjugation
(c) somatogamy
(d) akinetes formation
Answer
Answer: (b)
10. Which of the following is also known as pond silk
(a) Ulothrix
(b) Spirogyra
(c) Nostoc
(d) Anabaena
Answer
Answer: (b)