In a particular angiosperm species, the development of the endosperm is initiated only after fertilization of the central cell. However, a mutation leads to autonomous endosperm development even without fertilization. Which of the following is the MOST likely consequence of this mutation?
Enhanced seed viability and germination rate
Formation of seeds with underdeveloped embryos or no embryos at all
Increased fruit size and seed number
Premature fruit ripening and abscission
Related Questions
Which of the following exhibits radial symmetry?
Datura
Chilli
Mustard
Canna
A student observes a flower with a large posterior petal overlapping two smaller lateral petals, which in turn overlap two anterior petals. The stamens are fused in two groups. This flower likely belongs to the family:
Fabaceae
Solanaceae
Liliaceae
Rosaceae
I. Usually bilobed II. Each lobe has two chambers (pollen sacs) III. The chamber (pollen sacs) contains pollen grain. Above are the features of
Pistil
Anther
Stamen
Petals
Which of the following is NOT an example of an actinomorphic flower?
Datura
Chilli
Mustard
Bean
In a hypothetical plant species, the ovary is positioned below the attachment of other floral parts. What type of ovary is this?
Superior
Inferior
Perigynous
Epigynous
What is the primary function of the petals of a flower?
Protect the developing bud
Produce pollen
Attract pollinators
Develop into fruit
If the ovules are attached to the ovary wall in the peripheral region, what type of placentation is observed?
Free central
Basal
Axile
Parietal
The ovary is half inferior in:
Brinjal
Mustard
Plum
Sunflower
Plants with single whorls of perianth are places under
Class-Monocot, Sub-class-Monochlamydeae
Class-Dicot, Series-Monochlamydeae
Class- Dicot, Subclass- Monochlamydeae
Class-Monocot, Subclass -Gamopetalae
The condition of having stamens of different lengths within a flower is known as:
Heterodynamous
Homodynamous
Didynamous
Tetradynamous
