Biology Algae MCQs for NEET, AIIMS, JIPMER

Biology Algae MCQs for NEET, AIIMS, JIPMER

These MCQs on Algae prepared by thelivelearns team are most important part of all medical entrance exam including NEET, AIIMS, JIPMER and other Exams.

1. Spirogyra is tound in.

(1) floating on water surface

(2) in stagnant waters

(3) submerged in waters

(4) tidal waters

02. In Spirogyra conjugation occurs when conditions are

(1) favourable

(4) very cold

(2) unfavourable

(3) extremely hot

03. The species of Spirogyra showing scalariform conjugation are

(1) bisexual

(4) heterothallic

(3) homothallic

(2) monoecious

04. In Spirogyra meiosis occurs during. 

(1) conjugation

(2) vegetative reproduction

(3) formation of gametes

(4) germination of zygospore

05. Spirogyra belongs to

(1) chlorophyceae

(2) rhodophyceae

(3) phaeophyceae

(4) myxophyceae

06. Homothallic species of Spirogyra show. Conjugation.

(1) lateral1

(2) scalariform

(3) indirect

(4) terminal but scalariform

07. In isogamy both male and the female gametes are. Similar

(1) morphologically

(2) physiologically

(3) metabolícally

(4) anatomically

8.  Algae are mostly

(2) autotrophic and chemosynthetic

(1) heterotrophic and chemosynthetic

(4) autotrophic and photosynthetic

(3) heterotrophic and photosynthetic

9.  The giants among the algae are

(4) Laminaria

(3) Dictyota

(2) Macrocystis

(1) Microcystis

10.  Agar is obtained

(4) Chlorella

(2) Spirogyra

(2) Gnetum

(1) Gracilaria

11. iS a protein rich prokaryotic alga.

(4) Chlorella

(3) Spiro8yra

(2) Spirulina

(1) Chlamydomonas

12.  Chlorophyll a and carotenes are present in algae.

(4) red

(3) only a few

(2) green

(1) all

13. Diatoms have a heavy deposition of .. making them resistant to decay.

(2) gelatine

(1) waterproof substances

(4) silicon dioxide

(3) carageenin

14. Hypnospores are and greatly thickened asexual spores.

(4) small

(3) very large

(2) non-motile

(1) motile

15.  Filaments of Spirogyra are

(2) uniseriate and unbranched

(1) multiseriate and branched

(4) multiseriate and unbranched

(3) uniseriate and branched

ANSWER 

1. (2) 2. (2) 3. (4) 4. (4) 5. (1) 6. (1) 7. (1) 8. (4) 9. (2) 10. (1) 11. (2) 12. (1) 13. (4) 14. (2) 15. (2)

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