Q.1
External water is not required for fertilization of ...[ BHU 1992]
  • a) Pteridophytes
  • b) Bryophytes
  • c) Thallophytes
  • d) Spermatophytes
Q.2
Asexual produced organism inheriting all the characters of the parent is ... [ HPPMT 2010]
  • a) Offspring
  • b) Clone
  • c) Variety
  • d) Hybrid
Q.3
Plant medium used widely in preparation of culture medium is got from ... [ AIIMS 1998]
  • a) Borassus flabellifer
  • b) Pinus roxburghii
  • c) Cycas revoluta
  • d) Cocos nucifera
Q.4
Which is connected to asexual reproduction .. [ CET Chd. 2012]
  • a) Gemmules
  • b) Gametes
  • c) Gonads
  • d) Genitalia
Q.5
In vegetative propagation by tubers, which of following remains constant through generations ...[ DPMT 2001]
  • a) Morphology
  • b) Vigour only
  • c) Morphology, vigour and disease resistance
  • d) Vigour and morphology only
Q.6
Clone is a group of individuals got through ... [ AFMC 1999]
  • a) Self pollination
  • b) Cross pollination
  • c) Vegetative propagation
  • d) Hybridisation
Q.7
Find out wrongly matched pair ...[ Kerala 2010]
  • a) Offsets - Water Hyacinth
  • b) Rhizome - Ginger
  • c) Bulbil - Agave
  • d) Leaf buds - Banana
Q.8
Binary fission is a type of ...[ CPMT 2003]
  • a) Nuclear fragmentation
  • b) Vegetation propagation
  • c) Sexual reproduction
  • d) Asexual reproduction
Q.9
Ginger is multiplied vegetatively by ... [ Kerala 2002]
  • a) Rhizomes
  • b) Tuber
  • c) Stem
  • d) Bud
Q.10
Apomixis is development of a new plant ,,[ AIIMS 1997]
  • a) Without fusion of gametes
  • b) From fusion products of gametes
  • c) From stem cuttings
  • d) From root cuttings
Q.11
Variations observed during tissue culture of some plants are known as ... [ AMU 1992] Explanation is providede please click on
  • a) Clonal variations
  • b) Somaclonal variation
  • c) Somatic variations
  • d) Tissue culture variations
Q.12
Mango and Guava are propagated through ...[ HAr PMT 2000]
  • a) Grafting
  • b) Layering
  • c) Tissue culture
  • d) Stem cuttings
Q.13
Stem cutting are commonly used in propagation of ...[ BHU 2005]
  • a) Mango
  • b) Cotton
  • c) Rose
  • d) Banana
Q.14
Which ones produce androgenic haploids in anther cultures ...[ CBSE 1990]
  • a) Anther wall
  • b) Tapetal layer of anther wall
  • c) Connective tissue
  • d) Young pollen grains
Q.15
Grafting is not possible in monocots as they ...[ AFMC 1999]
  • a) Lack cambium
  • b) Are herbaceous
  • c) Have scattered vascular bundles
  • d) Have parallel venation
Q.16
Parthenogenesis is ...[ BHU 1996]
  • a) Development of embryo without fertilization
  • b) Development of fruit without fertilization
  • c) Development of fruit without hormones
  • d) Development of embryo from egg without fertilization
Q.17
Who could grow Tomato roots successfully and develop the technique of tissue culture for the first time ...[ JIPMER 1997]
  • a) Hilderbrandt
  • b) P.R. White
  • c) W.H. Nuir
  • d) F. C. Steward
Q.18
Natural parthenogenesis occurs in ...[ RPMT 2011]
  • a) Housefly
  • b) Drosophila
  • c) Honey Bee
  • d) All the above
Q.19
On culturing the young anther of a plant a botanist got a few diploid plants along with haploid plants. Which of the following might have given the diploid plants ....[ BHU 1992]
  • a) Exine of pollen gram
  • b) Vegetative cell of pollen
  • c) Cells of anther wall
  • d) Generative cell of pollen
Q.20
A clone is ...[ KCET 2011]
  • a) A group of genetically similar organisms reproductions
  • b) A group of genetically similar organisms produced through sexual reproduction.
  • c) A group of genetically dissimilar organisms produced as a result of asexual reproduction
  • d) A group of genetically dissimilar organisms produced as a result of sexual reproduction
Q.21
A piece of Potato tuber will form a new plant it it has ... [ CPMT 1996]
  • a) Branches
  • b) Stored food
  • c) Roots
  • d) Scales/ eye
Q.22
Out of the following which two methods yield genetically similar plants: (i) Stem cuttings (ii) Seed production (iii) Mutation (iv) Tissue culture
  • a) (i) and (ii)
  • b) (i) and (iv)
  • c) (ii) and (iii)
  • d) (ii) and (iv)
Q.23
Regarding fertilization which among the following statements is incorrect ...
  • a) It determines the sex of the offspring
  • b) It restores diploid condition in the zygotes
  • c) Paternal and maternal sets contribute to the diploid number without causing any variation
  • d) It activates egg both physiologically and metabolically
Q.24
Hermaphrodite animal is... [ manipur 2006]
  • a) Spider
  • b) Leech
  • c) Honey Bee
  • d) Ascaris
Q.25
Which one is common to multicellular fungi, filamentous algae and protonema of mosses ... [ CBSE 2012]
  • a) Multiplication by fragmentation
  • b) Diplontic life cycle
  • c) Members of kingdom plante
  • d) Mode of nutrition
Q.26
Syngamy means ...[ CNSE 1991]
  • a) Fusion of gametes
  • b) Fusion of cytoplasm
  • c) Fusion of two similar spores
  • d) Fusion of two dissimilar spores
Q.27
Hormone used in tissue culture for better growth is ...[ Har. PMT 2001]
  • a) Gibberellin
  • b) Auxin
  • c) Cytokinin
  • d) Both B and C
Q.28
Vegetative propagation in Mint occurs by ...[ CBSE 2009]
  • a) Runner
  • b) Offset
  • c) Sucker
  • d) Rhizome
Q.29
Plants with poor root system are propagated through ...[ MHTCET 2008]
  • a) Layering
  • b) Leaf cuttings
  • c) Stem cuttings
  • d) Grafting
Q.30
Induction of rooting on stem before separating them from parent plant is ...[ kerala 2001]
  • a) Grafting
  • b) Root-stem joint
  • c) Cutting
  • d) Layering
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