Plant Kingdom NCERT QUESTIONS
1. Artificial classification system is based on – (Pg29, E)
A) Mainly on vegetative character and on the androecium structure
B) Ultrastructure, anatomical, embryological characters
C) External and internal features
D) Chromosome number.
2. George Bentham and Joseph Dalton Hooker gave (Pg30, E)
A) Artificial classification system
B) Phylogenetic classification
C) Natural classification system
D) A and B respectively
3. Choose incorrectly match option (Pg30, E)
A) Numerical taxonomy – Number and code are assigned to all the character and the data are then processed
B) Cytotaxonomy – Based on cytological information
C) Chemotaxonomy – Based on
phytochemistry
D) Natural classification – Linnaeus
4. Phylogenetic classification – (Pg30, E)
A) Based on evolutionary relationship
B) This assume that organism belonging to some taxa haven’t a common ancestor
C) Gave equal weightage to vegetative & sexual character but not on evolutionary relationship
D) A and B both
Paragraph – 3.1
Algae
5. Blue – green algae placed in which kingdom according to R.H. Whittaker(Pg30, E)
A) Monera B) Protista
C) Fungi D) Plantae
6. Choose the correct statement algae:(Pg30, E)
A) Algae are chlorophyllous, autotrophic member of Plantae
B) Some algae occur in association with fungi and on sloth bear
C) The plant body of algae lack root, stem, leaf
D) All of these
7. Colonial form alga is – (Pg30, E)
A) Ulothrix. B) Volvox
C) Kelp. D) Spirogyra
8. Zoospore is – (Pg30, E)
A) Sexual spore in algae
B) Asexual spore in algae
C) Develop in zoosporangium in number of four
D) Non flagellated spore
9. Fusion between one large static female gametes and smaller motile male gamete is termed as ___ as seen is ___ (Pg30, E)
A) Isogamous, Spirogyra
B) Oogamous, Volvox
C) Anisogamous, Fucus
D) Oogamous, Ulothrix
10. Eudorina show – (Pg30, E)
A) Fusion of flagellate similar size gamete
B) Fusion of non – flagellate similar size gamete
C) Oogamous
D) Anisogamous
11. How many of following is an example of isogamous Ulothrix, Spirogyra, Volvox, fucus, Polysiphonia (Pg31, M)
A) 1 B) 2
C) 3 D) 4
12. Identify organism and label A, B, C, D (Pg31, M)
A) Laminaria A = leaf B = air bladder C = stripe D = holdfast
B) Fucus A = frond B = air bladder C = stripe D = Hold fast
C) Fucus A = air bladder B = frond, C = midrib D = holdfast
D) Laminaria A = leaf C = midrib D = petiole
13. Algae are useful to man in – (Pg32, M)
A) Fixation of almost half of total CO2 on earth
B) Primary producer
C) Increase level of oxygen
D) All of these
14. Hydrocolloids are produced by – (Pg32, M)
A) Brown algae ( algin), carrageen(red algae), Agar(brown algae)
B) Brown algae ( algin), Red algae
(carrageen)
C) Brown algae ( algin, agar), Red algae
(carrageen)
D) None of these
15. Choose correct statement – (Pg32, E)
A) Chlorella, a multicellular alga rich in protein
B) Chlorella & Spirulina are astronaut food because of their high carbohydrate, vitamin mineral but less protein
C) The product obtained by Gracilaria are used to grow microbes
D) Laminaria, Sargassum a member of Rhodophyceae are among 70 species of marine algae used as food
Paragraph – 3.1.1
Chlorophycease.
16. Chlorophyceae are commonly called as-(Pg32, E)
A) Green algae
B) Blue – green algae
C) Brown algae
D) Red algae
17. Major pigment of Chlamydomonas –(Pg32, E)
A) Chlorophyll a, b
B) Chlorophyll a, c
C) Chlorophyll a, d
D) Fucoxanthin, phycoerythrin
18. Choose incorrect statement about green alga- (Pg32, E)
A) The chlorophyll localised in definite chloroplast
B) Spirogyra have spiral chloroplast
C) Most member have one or more storage bodies i.e. pyrenoid localised in chloroplast
D) The cell wall is made of outer layer that is of cellulose and inner layer of pectose
19. Reproduction in green algae is/are –(Pg32, E)
A) Isogamous B) Anisogamous
C) Oogamous D) All of these
20. Chara is (Pg32, E)
A) Common stonewort
B) Marine green algae
C) Unisexual algae
D) None of these
21. Flagellation in green algae is – (Pg32, E)
A) 2 – 8, equal, apical
B) 2, unequal, lateral
C) 2 – 8, unequal, lateral
D) Absent
Paragraph – 3.1.2
Phaeophyceae.
22. Phaeophyceae is commonly named as –(Pg32, E)
A) Green alga. B) Brown alga
C) Red algae. D) None
23. Choose the correct statement from following – (Pg32, M)
A) Ectocarpus is filamentous forms while kelps is profusely branched from
B) Kelps may reach a height of average 100cm
C) The plant body of brown algae is attached to substratum by stripe
D) Leaf – like photosynthetic organ of brown algae is stripe
24. Major pigment found in Fucus is/are (Pg32, E)
A) Chlorophyll a, c
B) Chlorophyll a, d
C) Chlorophyll a, b
D) Fucoxanthin and phycoerythrin
25. The color of brown algae depend upon (Pg32, E)
A) Amount of xanthophyll
B) Fucoxanthin present in them
C) Phycoerythrin and fucoxanthin ratio
D) A & B both
26. Choose the correct about cell of brown algae – (Pg32, E)
A) Cellulosic cell wall cover outside by align
B) Cellulosic cell wall with pectin and polysulphate esters
C) They have two flagella, equal sized and laterally inserted
D) A and C both
27. Dictyota is member of -(Pg33,E)
A) Same member of Ectocarpus, Gelidium, fucus
B) Same member those having Caminaria or mannitol as stored food
C) Same member of Laminaria, Porphyra, fucus
D) Same member those having phycoerythrin as accessory pigment
28. Gametes of Sargassum are- (Pg 33, E)
A) Pyriform. B) Cup – shaped
C) Ribbon – shaped. D) Discoid
Paragraph – 3.1.3
Rhodophyceae
29. Rhodopyceae is called red algae because of – (Pg33, E)
A) Predominance of red pigment
B) Abundance if d – phycoerythrin
C) A & B both
D) None of these
30. The stored food in Polysiphonia is ____A___ which is very similar to _____B_____ and _____C____ in structure (Pg33, E)
A) A = floridean starch B = amylopectin C = glycogen
B) A = floridean starch B = chitin C = glycogen
C) A = mannitol B = floridean starch C = amylopectin
D) None of these
31. Member of Rhodophyceae reproduce by–(Pg33, E)
A) Non – motile asexual spore and motile sexual gametes
B) motile asexual spore and motile sexual gametes
C) Non – motile asexual spore and non –motile sexual gametes
D) motile asexual spore and non – motile sexual gametes
32. Porphyra show – (Pg34, E)
A) Isogamous B) Anisogamous
C) Oogamous D) All of these
ANSWERS KEY.
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