Wednesday, June 24, 2015

EAMCET 2016: BOTANY TEST-1(MORPHOLOGY OF FLOWERING PLANTS UPTO STEM)

1.       Radicle or primary root is short lived in
          1) Carrot                         2) Turnip                      3) Radish                       4) Wheat    
2.       Identify the incorrect statement from the following
          1) Roots synthesise some plant growth regulators
          2) Normal buds are absent on roots
          3) Some angiospermic plants steal food, water and minerals or only water and minerals from other plants
          4) Underground parts of angiospermic plants are always roots
3.       Both fibrous roots and stilt roots are present in                                   
          1) Taeniophyllum            2) Rhizophora              3) Maize                         4) Asparagus         
4.             List - I                                                       List - II
          A)  Storage roots                                     I)    Avicennia
          B)   Pneumatophores                               II)   Banyan tree
          C)  Stilt roots                                           III) Turnip
          D)  Prop roots                                          IV) Sugar cane
          The correct match is    
                   A      B       C       D                          A      B      C       D
          1)      III     I        II       IV              2)       I        III     II       IV
          3)      III     I        IV      II                4)       IV     I        III      II
5.       Type of sub aerial stem modification with one internode length is
          1) Sucker                         2) Stolon                      3) Runner                       4) Offset    
6.       Sub aerial stem modifications are mainly useful for
          1) Storage of food                                               2) Perennation               
          3) Vegetative propagation                                   4) Protection from herbivorous animals       
7.       The sub aerial stem which grows horizontally beneath the soil and then comes out obliquely upward is
          1) Runner                        2) Stolon                      3) Offset                        4) Sucker   
8.       Pineapple, oxalis, Eichhornia and Jasmine show the following sub aerial stem modifications
          1) Runner, Offset, Stolon and Sucker respectively                                  
          2) Stolon, Sucker, Runner and Offset respectively                                  
          3) Sucker, Runner, Offset and Stolon respectively                                  
          4) Offset, Stolon, Sucker and Runner respectively
9.       Which of the following parasites will send its haustoria into xylem of the host plant to get water and minerals ?
          1) Striga                          2) Viscum                    3) Rafflesia                    4) 1,2 and 3
10.           List - I                                                       List - II                  
          A)  Stem tuber                                I)    Turmeric              
          B)   Rhizome                                   II)   Onion                    
          C)  Corm                                        III) Potato                   
          D)  Bulb                                          IV) Zaminkand                      
          The correct match is    
                   A      B       C       D                          A      B      C       D
          1)      III     I        II       IV              2)       I        III     IV      II
          3)      I        III     II       IV              4)       III     I        IV      II
11.     What is wrong about Rhizome ?                     
          1) It stores food                                                   2)It has nodes and internodes                      
          3) It bears scale leaves                                         4) It does not possess leaves and roots        
12.     Rhizome differs from root in                           
          1) Showing vertical growth in the soil                2) Presence of chlorophyll               
          3) Presence of scale leaves and buds                   4) Showing underground position   
13.     Type of sub aerial stem modification found in banana is
          1) Stolons                        2) Suckers                    3) Seeds                         4) Runners 
14.     Both taproot system and aerial adventitious roots are present in       
          1) Mustard                      2) Turnip                      3) Maize                         4) Banyan tree       
15.     From base to the apex of the root, the correct sequence of the following regions is
          A) Region of meristematic activity                   B) Region of maturation    
          C) Region of elongation                                                                          
          1) A, B, C                       2) B, C, A                    3) A, C, B                      4) C, A, B
16.     Morphology of edible parts in potato and sweet potato are                
          1) Root tuber and root tuber                               2) Stem tuber and stem tuber           
          3) Stem tuber and root tuber respectively           4) Root tuber and stem tuber respectively   
17.     Under ground stem modification which does not produce adventitious roots is
          1) Rhizome                     2) Corm                        3) Bulb                           4) Stem tuber         
18.     Assertion (A)  :  Epiphytes show xerophytic adaptations
          Reason (R)      :  Epiphytes do not have direct contact with soil and do not get continuous water supply
          1) Both A and R are correct.  R is the correct explanation of A.
          2) Both A and R are correct.  R is not the correct explanation of A.       
          3) A is true, but R is false                                    4) A is false, but R is true   
19.     Assertion (A)  :  Corm is an aerial stem modification
          Reason (R)      :  Corm contains nodes and internodes
          1) Both A and R are correct.  R is the correct explanation of A.
          2) Both A and R are correct.  R is not the correct explanation of A.       
          3) A is true, but R is false                                    4) A is false, but R is true   
20.     Normally roots do not have                             
          I. Root cap                     II. Chloroplasts       III. Root Hairs              IV. Normal buds  
          1) I and II only               2) II and III only         3) III and IV only          4) II and IV only   
21.     Common character found in storage structures of turnip, carrot and radish
          1) All are cone shaped                                         2) All of them contain chloroplasts  
          3) All are formed from tap roots                        
      4) All of them have same colour due to presence of same pigment
22.     Assertion (A)  :  Stems of all angiospermic plants are not aerial and roots of all angiopermic plants are not underground
          Reason (R)      :  Stems of onion are underground and roots of Taeniophyllum are aerial
          1) Both A and R are correct.  R is the correct explanation of A.
          2) Both A and R are correct.  R is not the correct explanation of A.       
          3) A is true, but R is false                     4) A is false, but R is true
23.     Choose the correct statements
          A) Adventitious roots of sweet potato and fibrous roots in Asparagus store food material
          B) The stem of banyan tree have supporting roots coming out from the lower nodes of the stem
          C) Adventitious roots in Vanda are specialized to absorb moisture from atmosphere
          D) Haustorial roots of Viscum enter into xylem and phloem of host plant
          1) A, B are correct        2) B, C are correct   3) A, C are correct   4) A, B, C, D are correct
24.     There are two plants 'A' and 'B'. Plant 'A' shows aerial stem modification that help in vegetative propagation. Plant 'B' shows cladophylls and underground fasciculated roots 'A' and 'B'. Plants respectively are
          1) Chrysanthemum and Asparagus                    2) Amorphophallus and Eichhornia
          3) Agave and Asparagus                                    4) Nerium and Agave
25.     Root, stem and leaves - All are modified in
          I) Opuntia                      II) Pistia                      III) Eichhornia             IV) Agave 
          1) I,II, III, IV                 2) I,II, III                     3) III only                      4) III, IV
26.     Pillar roots, Stilt roots and  Photosynthetic roots  are respectively found in
          1) Maize, Banyan tree and Taeniophyllum      2)  Maize, Banyan tree and Vanda  
          3)  Banyan tree, Maize and Taeniophyllum         4) Taeniophyllum, Maize and Banyan tree
27.     The position of root hair region is
          1) Proximal to region of elongation                     2) Distal to region of elongation
          3) Proximal to region of meristematic activity    4) Distal to region of maturation 
28.     Study the following lists and identify the correct match
          List - I                                                                 List - II
          A. Runner                                                          I. Zaminkand
          B. Corm                                                              II. Pineapple
          C. Sucker                                                            III. Jasmine
          D. Stolon                                                             IV. Custard apple
                                                                                      V. Strawberry
          1) A–V, B–I, C–II, D–III                                   2) A–V, B–I, C–II, D–IV
          3) A–I, B–V, C–II, D–IV                                   4) A–I, B–V, C–II, D–III 
29.     Identify the correct statements                        
          I) In pumpkin, stem tendrils are axillary bud modifications
II) In dioscorea, vegetative buds are modified into bulbils
          III) under ground stems in strawberry spread to new niches and form new plants when older  parts die
          IV) In casuarina, succulent needle like structures are phylloclades
          1) I and II only               2) II and III only         3) I, III and IV only      4) I, II and III
30.     Assertion (1)   :  Biology remained as a natural history for a long time
          Reason (R)      :  Before experimental biology or more specifically physiology was established as a part of biology, naturalists described only biology
          1) Both A and R are correct.  R is the correct explanation of A.
          2) Both A and R are correct.  R is not the correct explanation of A.       
          3) A is true, but R is false                                    4) A is false, but R is true   
31.     The sub aerial stem which grows horizontally beneath the soil and then comes out obliquely upward is
          1) Runner                        2) Stolon                      3) Offset                        4) Sucker   
32.     Strawberry, Pistia , Nerium and Chrysanthemum show the following sub aerial stem modifications
          1) Runner, Offset, Stolon and Sucker respectively   
          2) Stolon, Sucker, Runner and Offset respectively
          3) Sucker, Runner, Offset and Stolon respectively  
          4) Offset, Stolon, Sucker and Runner respectively
33.     Root develops from this part of embryonal axis
          1) Plumule                       2) Cotyledon                3) Epicotyl                     4) Radicle  
34.     Which of the following stem parasites will send its haustoria into xylem of the host plant only to get water and minerals ?
          1) Striga                          2) Viscum                    3) Rafflesia                    4) Cuscuta
35.     Modifications of the following are called aerial stem modifications
          I. Aerial stems direct                                          II. Vegetative buds      
      III. Floral buds                                       IV. Branches
          1) I, II, III & IV             2) I, II & III                 3) II, III & IV                4) I, III & IV
36.     Assertion (A)  :  Corm is an aerial stem modification
          Reason (R)      :  Corm contain nodes and internodes
          1) Both A and R are correct.  R is the correct explanation of A.
          2) Both A and R are correct.  R is not the correct explanation of A.       
          3) A is true, but R is false                                    4) A is false, but R is true   
37.     Arrange the following genera in this sequence, showing aerial, sub aerial and underground stem modifications
          I. Jasminum                   II. Bougainvillea         III. Curcuma               
          1) I, II and III                 2) I, III and II              3) II, I and III                4) III, I and II
38.     Assertion (A)  :  Stems of all angiospermic plants are not aerial and roots of all angiopermic plants are not underground
          Reason (R)      :  Stems of onion are underground and roots of Taeniophyllum are aerial
          1) Both A and R are correct.  R is the correct explanation of A.
          2) Both A and R are correct.  R is not the correct explanation of A.       
          3) A is true, but R is false                                    4) A is false, but R is true               
39.     Balancing roots, offsets and swollen petioles are found in
          1) Pistia                           2) Eichhornia               3) Agave                        4) Pisum    
40.     Phylloclade differs from cladode in                
          1) Colour           2) being aerial            3) Function       4) Number of nodes and internodes

                                              

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ASTHRA JUNIOR COLLEGE , VIJAYAWADA