Self-pollination and its type
Self-pollination is the transference of pollen grains from the anther of a flower to the stigma of either the same or genetically similar flower. It...
Layering and its types
It is one of the artificial methods of asexual reproduction. In this method, the roots are developed on the stem while the stem is still...
Grafting and its types
It is one of the artificial methods of vegetative propagation. In this method, the root system of one plant is combined to the shoot system...
Methods of asexual reproduction
It is a common method of reproduction in lower plants and animals. A single organism is involved in this method i.e. capable of reproduction. The...
Differences between C3 and C4 plants
S.N C3 plants C4 plants 1. The first acceptor of CO2 is ribulose diphosphate (RuDP)....
Seed and its structure
Introduction of Seed The seed is a ripened ovule developed after fertilization. It consists of an embryo and reserve food surrounded by seed coat. The...
Characteristics and economic importance of Gramineae (Grass family)
1. Diagnostic features New name: Poaceae Herbs with rounded stem and hollow internodes. Leaves simple, exstipulate alternate with sheathing leaf base, ligule usually present. Inflorescence...
Characteristics and economic importance of Liliaceae (Lily family)
1. Diagnostic features Mostly perennial herbs, small shrubs or sometimes climbers. Stem usually modified into bulbs, corms or rhizomes. Leaves radical or cauline, alternate or...
Characteristics and economic importance of Solanaceae (potato family)
1. Diagnostic features Rarely trees, mostly herbs or shrubs. Leaves- simple, alternate in the vegetative parts and opposite in the floral region, ex-stipulate, petiolate or...
Stem and its modification
Introduction It is the aerial part of the vascular plant. In botany it means, the plant axis that bears buds and shoots with leaves and, at its basal end, roots....