Practice free NEET NEET multiple-choice questions online with instant answers and detailed explanations. No login required.
Censar mechaniism of seed dispersal is found in
Censer mechanism of seed dispersal is found in Papaveraceae. In this mechanism, the seeds are dispersed from fruits under the influence of wind storkes.
Which one of the most common embryo sac in flowering plant?
The most common embryosac in flowering plant is monosporic, 8 nucleated and 7 celled. It is characterstic of polygonum.
When a fern plant is developed from its prothallus without fertilisation? This pehnomenon is an example of
When a fern plant arise from any cell of fern prothallus, it is called as apogamy. It is a process of development of a saprophyte from gametophyte without fertilisation. Apogamy was first time reported by Farlow (1874). Apospory is development of gametophyte directly from sporophytic tissue, such gametophyte have diploid number of chromosomes.
Parthenocarpy is development of fruit without fertilisation. Organogenesis is the development of organ and tissues.
In a flowering plant, the pollen tube first arrives in
In flowering plant, pollen tube first arrives in a synergid cell.
A fertilized egg of a plant has 40 chromosomes. The number of chromosomes present in the microspore mother cell is
Microspoer mother cells have 2n condition like that of a fertilized egg (zygote).
Feathery stigma belongs to
Feathery stigma is an adaptation for the flowers which are pollinated by wind.
The normal type of embryo sac is 8-nucleated and
It is called as typical embryo sac, i.e., characteristic of Polygonum.
Embryo sac is
The embryo sac present in the nucellus is also called as female gametophyte.
The pollination of two flowers on different plants is known as
Xenogamy is the cross pollination between two flowers of different plants.
Geitonogamy is the cross pollination between two flowers of the same plant.
Cleistogamy is the phenomenon in which group of plants, set seeds without exposing their sex organs. It is the most efficient floral adaptation for promoting self-pollination and it may be inherent or ecological.
Dichogamy refers to the maturation of male and female sex organs at differetn times. It is a safeguard against self-pollination.
In some seeds, reminants of nucellus are also presistent. This residual, persistent nuclelus is the
Perisperm is the nutritive tissue outside the sac containing the embryo in some seeds.
Ready to ace NEET?
Free access · No credit card required
Yes. You can attempt every NEET question on this page for free without logging in, and check the correct answer with a detailed explanation instantly.
No account is required to attempt questions and view answers. A free account adds bookmarks, personal notes, and progress tracking.
The bank mixes NEET previous year questions (PYQs) with practice questions, each tagged with its exam appearances where applicable.