Monday, 10 June 2019

Chapter test-2-biology-plant kingdom

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1.Gymnosperm plants lack –



(A) Vessels  
(B) Fruits
(C) Companion cells
(D) All the above


2.Resin turpentine is obtained from

(A) Pinus     
(B) Adiantum
(C) Club mosses      
(D) Sequoia

3.Which group is largest in gymnosperms

(A) Cycadales         
(B) Gnetales 
(C) Coniferales       
(D) Cordaitales

4.Gnetum belongs to

 (A)Pteridophyta
 (B)Bryophyta
 (C)Angiosperms
 (D)Gymnosperm





5.Living,fossils




(A)  Cycas
(B) Ginkgo
(C) Psilotum
(D) Alltheabove



6.Which of the following order of gymnosperae is totally extinct

(A) Cycadales         
(B) Ginkgoales        
(C) Gnetales 
(D) Cycadofilicales

7.Which of the following is commonly known as ‘’Yew tree’’

(A) Pinus roxburghli
(B) P. strobus
(C) Taxus    
(D) P. sylvestris

8.Gymnosperms differ from pteridophytes in having

(A) Presence of vessels       
(B) Presence of embryo
(C) Presence of seed 
(D) Companion cell

9.Fossils of Williamsonia were first discovered by

(A) Williamson       
(B) Seward   
(C) Birbal Sahani     
(D) Kashyap

10.Professor Birbal sahani discovered a fossil plant from 100 million years old fossil forest at Rajmahal Hills, Bihar. This plant is

(A) Rhynia   
(B) Homeophyton    
(C) Williamsonia     
(D) Red algae

11.The characteristic feature of gymnosperm is

(A) Seeds are naked         
(B) Fruits are absent
(C) Heterosporus     
(D) All

12.In nature the largest ovules are found in

(A) Sequoia 
(B) Ginkgo   
(C) Pinus     
(D) Cycas

13.The plants of gymnosperms are

(A) Homo and heterosporous 
(B) Homosporous
(C) Heterosporous   
(D) Monoecious

14.Taxus belongs to

(A) Ephedrales       
(B) Cycadales         
(C) Coniferales       
(D) Gnetales

15.Vessels are found in

(A) Coniferales       
(B) Gnetales 
(C) Cycadales         
(D) Ginkgoales

16.In heterosporous plants like some ferns, gymnosperms and angiosperms, the gametophytes are

(A) Monoecious      
(B) Dioecicus
(C) Heteroecious     
(D) Autoecious

17.If pollen tube bursts in mid way, the male gametes will not be anle to fertilize the egg in.

(A) Lower gymnosperms     
(B) High gymnosperms
(C) Angiosperm      
(D) (B) and (C) both

18.Cedar wood oil is obtained from

(A) Cedrus  
(B) Ables balsemia  
(C) Pinus     
(D) Junipenus virginiana

19.The megasporophyll of gymnosperms is equivalent to

(A) Stem    
(B) Carpels  
(C) Female cone    
(D) stamens

20.Which in the most logical sequence with reference to the life cycle of angiosperm

(A)Germination, endosperm formation, seed dispessal, double fertilization
(B)Endosperm formation, seed formation, fertilization, seed germination
(C)Pollination, fertilization, seed formation, seed germination
(D)Fertilization, seed dispersal, edosperm formation, seed germination

21.Only angiosperms have

(A)Seed     
(B) Vascular tissue
(C)Fruit      
(D) Endosperm

22.Most reduced size gametophyte is of

(A) Bryophytes       
(B) Pteridophytes     
(C) Gymnosperm     
(D) Angiosperm

23.Microsporophyll of angiosperms is known is

(A) Androecium      
(B) Anther   
(C) Filament 
(D) Stamen

24.Which one is female gametophyte

(A) Embryo  
(B) Embryosac        
(C) Endosperm       
(D) Pistil

25.Ovule of an angiosperm is technically equivalent to

(A) A megasporangium       
(B) A microsporangium
(C) A micro spore     
(D) A megaspore

26.In angiosperm megasporophyll is equal to

(A) Gynoecium       
(B) Carpel    
(C) Ovary    
(D) Stigma

27.Which of the following nuclei participate in double fertilization

(A) The egg 
(B) The secondary nucleus
(C) The two male nuclei       
(D) All of the above

28.After fertilization which structure produces seed

(A) Ovule    
(B) Ovary    
(C) Embryo  
(D) Endosperm

29.Normal embryo is developed by the activity of

(A)Two polar nuclei of embryosac
(B)Secondary nucleus and male gamete
(C)Egg cell and male gamete
(D)Synergids

30.The fusion product of polar nuclei and male gametes is

(A)Nucellus
(B)Zygote
(C)Primary endosperm nucleus
(D)Secondary nucleus

31.Haploid diploid and triploid conditions can be traced respectively in

(A)Egg, Nucellus, Endosperm
(B)Antipodal, Egg, Endosperm
(C)Nucellus, Endosperm, Synergids
(D)Antipodal, Synergids, Endosperm

32.The number of nucleus taking part in double fertilization are

(A) Two      
(B) Three     
(C) Four      
(D) Five

33.Endosperm of maximum angiosperm is

(A) 2n        
(B) 3n        
(C) n
(D) n + 1

34.Embryosac is

(A) 7 celled 7 nucleated       
(B) 8 celled 8 nucleated
(C) 7 Celled 8 nucleated       
(D) 8 celled 7 nucleated

35.Subkingdom Cryptogamia in classification system given by Linnaeus includes


(A)Thallophyta, Bryophyta and Gymnosperms
(B)Thallophyta, Bryophyta and Pteridophyta
(C)Pteridophyta, Gymnosperms and Angiosperms
(D)Gymnosperms and Angiosperms

36.Find odd one out w.r.t. natural classification systems

(A) Bentham and Hooker’s system   
(B) De Candolle system
(C) John Ray’s system
(D) Eichler’s system

37.1. Number and codes are assigned to few of the selected characters in numerical taxonomy

Phylogenetic classification system are based on evolutionary relationships between the various organisms

Cytotaxonomy is based on cytological information like chromosome number, structure & behaviour

(A) 1 and 2 are incorrect       
(B) Only 3 is correct
(C) Only 1 is incorrect
(D) 2 and 3 are incorrect

38.Each character is given equal important and at the same time hundreds of characters can be considered in

(A) Cladistics
(B) Phenetics
(C) Chemotaxonomy
(D) Cytotaxonomy

39.Which of the following type of taxonomy deals with the collection and identification of organism on the basis of gross morphology?

(A) Alpha taxonomy 
(B) Beta taxonomy
(C) Omega taxonomy
(D) Karyotaxonomy
40.Coenobium is the name given to the colony of

(A) Chlamydomonas
(B) Fritshiella
(C) Volvox   
(D) Voucheria

41.All given algal members possess unicelled sex organs, except

(A) Chara    
(B) Ulothrix  
(C) Spirogyra
(D) Chlamydomonas

42.Anteriorly placed, equal, 2-8, flagella are characteristic to

(A) Blue green algae 
(B) Green algae
(C) Brown algae      
(D) Red algae

43.Which set of characters is specific to red algae?

(A) Phycobilins, Chlorophyll a and c 
(B) Chlorophyll a and d, Floridean starch
(C) Flagella absent, Mannitol
(D) Fucoxanthin, Floridean starch

44.Find odd one w.r.t. fresh water algae

(A) Batrachlospermum       
(B) Spirogyra
(C) Volvox   
(D) Chondrus

45.Select an incorrect match

(A) Porphyra Edible red algae      
(B) Gracilaria Agar
(C) Alaria Surumen 
(D) Cephaleuros lodine

46.Plant body is differentiated in hold fast, stipe and frond in

(A) Ulva      
(B) Laminaria
(C) Oedogonium     
(D) Acetabularia

47.Chloroplast is star shaped in

(A) Oedogonium     
(B) Zygnema
(C) Chlorella 
(D) Ulothrix

48.Chlorella pyrenoidosa is commonly called as

(A) lrish moss
(B) Laver
(C) Space alga      
(D) Frog spawn alga

49.Thin walled, non-motile, asexual, endogenous spores in some algal members are called

(A) Zoospores        
(B) Aplanospores
(C) Hyponspores     
(D) Cyst

50.Select incorrect statement w.r.t. Chlamydomonas

(A) Cell is pyriform    
(B) Presence of contractile vacuoles
(C) Cell wall having polysulphate esters       
(D) Cup shaped chloroplast
    
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