Tiêu đề PLANT KINGDOM.pdf ✅

Plant Kingdom  Digital www.allendigital.in [ 155 ] KINGDOM – PLANTAE – ALGAE 1. Which algal groups have similarity in pigment composition ? (1) Red algae and brown algae (2) Green algae and blue green algae (3) Kelps and diatoms (4) Diatoms and euglenoids 2. Parasitic algae is :- (1) Laminaria (2) Fucus (3) Sargassum (4) Cephaleuros 3. "Red rust of tea" is caused by parasitic:- (1) Algae (2) Fungi (3) Bacteria (4) Bryophyta 4. No zoospore formation has been observed in the algal members belonging to:- (1) Chlorophyceae (2) Brown algae (3) Phaeophyceae (4) Cyanophyceae 5. Which pigment is found in phaeophyceae? (1) Chl. a, c and fucoxanthin (2) Chl. a, d and violaxanthin (3)  Carotene and phycocyanin (4) None of these 6. Food reserve in Rhodophyta is :- (1) Floridean starch (2) Mannitol (3) Leucosin (4) All of the above 7. Zygotic meiosis is characteristic of :- (1) Procaryotes (2) Thallophyta (3) Bryophyta (4) Spermatophyta 8. Photosynthetic pigments common to all algae:- (1) Chlorophyll 'b' and carotene (2) Chlorophyll 'a' and 'b' (3) Chlorophyll 'a' and carotene (4) Chlorophyll and xanthophyll 9. Chlorella, a very good source of protein, belongs to:- (1) Chlorophyta (2) Rhodophyta (3) Pyrrophyta (4) Phaeophyta 10. Deepest algae in sea are :- (1) Red Algae (2) Brown Algae (3) Green Algae (4) Golden Algae 11. Phycobilins are characteristic pigments of :- (1) Rhodophyta and phaeophyta (2) Rhodophyta and Pyrophyta (3) Pyrophyta and Cyanophyta (4) Rhodophyta and Cyanophyta 12. Which of the following plant groups have similar pigment composition ? (1) Rhodophyta and phaeophyta (2) Chlorophyta and phaeophyta (3) Rhodophyta and cyanophyta (4) All of the above 13. Globule and nucule are sex organs of :– (1) Chara (2) Chlorella (3) Laminaria (4) Polysiphonia 14. Flagellated cells are absent in :- (1) Red algae (2) Blue green algae (3) Higher seed plants (4) All the above 15. Green algae are considered as ancestors of higher plants due to their resemblance with higher plants in :- (1) Pigments (2) Cell wall (3) Stored food (4) All the above 16. Pyrenoids are characteristically found in algae. A pyrenoid consists of :- (1) Core of starch surrounded by protein (2) Core of protein surrounded by starch (3) Core of fatty acids covered by starch (4) Nucleic acid and protein 17. In chlorophyta the mode of sexual reproduction is :- (1) Isogamy (2) Anisogamy (3) Oogamy (4) Isogamy, Anisogamy and oogamy 18. Unique character of Thallophyta is :- (1) Thalloid body (2) Absence of vascular tissue (3) Zygotic meiosis (4) All the above Exercise - I