
Fusion of male gamete with diploid secondary nucleus produces _____ and it is known as _____ (respectively).

Important Questions on Taxonomy of Angiosperms
A) For classification of higher organisms we need to know technical terms and variation of the parts
B) Roots arise from radicle are called fibrous roots
C) The modified bract is called "Spathe"
D) In Apiaceae family, each flower is surrounded by involucre of bracts.




One of the families is characterized by the following floral formula:
Identify the family:

Identify the plants by their characters respectively:
A) Helianthus | i) Axillary buds as tendril, inferior ovary, mesocarp edible |
B) Eichhornia | ii) A lateral branch of one internodal length, swollen petiole |
C) Cucumber | iii) Funnel shaped corolla, dehiscent fruit |
D) Datura | iv) Basal placentation, condensed peduncle |

LIST-I | LIST-II | LIST-III | |||
A | Atropa | i | Ormament | I | Number and codes |
B | Computer usage in taxonomy | ii | Medicine | II | Pterocarpus |
C | Gloriosa | iii | Fabaceae | III | Solanaceae |
D | Odd sepal anterior | iv | Numerical Taxonomy |
IV | Rhizome |
The correct match is:


Which of the following are the characteristic features of the family Fabaceae?
I. Gamosepalous nature
II. Stamens five, epipetalous
III. Marginal placentation
IV. Petals five, polypetalous
V. Fruit is a berry
The correct answer is:

Medicinally important plant and a tendrillar climber with unisexual flowers
Spice yielding plant with cymose inflorescence, persistent calyx, unilocular ovary
Oilseed plant with monadelphous stamens, unilocular ovary, and indehiscent pod

Choose the number of modifications in Allium cepa.
Tunicated bulb; reduced stem; adventitious roots; umbel inflorescence; solid leaves; fleshy leaf bases; involucre of bracts

is the floral formula of:


List-I | List-II | List-III | |||
A | Circular DNA | i | Sprouting out of cell | I | Attach the bacteria to the host tissue |
B | Fimbriae | ii | Outermost layer of the cell wall | II | Solanaceae |
C | Middle lamella | iii | Makoi | III | Plasmid DNA |
D | Mesocarp and endocarp fused | iv | No nuclear membrane | IV | Develops from the cell plate |
The correct match is:


The plant parts which consist of two generations one within the other:
(a) Pollen grains inside the anther
(b) Germinated pollen grain with two male gametes
(c) Seed inside the fruit
(d) Embryo sac inside the ovule


Match Column - I with Column - II.
Column-I | Column-II | ||
(a) | ![]() |
(i) | Brassicaceae |
(b) | ![]() |
(ii) | Liliaceae |
(c) | ![]() |
(iii) | Fabaceae |
(d) | ![]() |
(iv) | Solanaceae |

Identify the floral unit 'I' in the given floral diagram.


