Tag: angiosperms
Questions Related to angiosperms
In angiosperms, microsporogenesis and megasporogenesis.
Vessels are absent in which one of the following families of angiosperms?
Which fossil group formed the basis of Anthostrobilus theory of origin of angiosperms?
Consider the following statements associated with the germination of an angiosperm us seed.
a. As the seed gets hydrated and germinates. Enzymatic activity is increased.
b. The respiration rate of the germinating seed increases along with the increased enzymatic activity.
c. The increase in the respiratory rate continues till senescence.
Of the statements.
Consider the following floral characteristics.
a. Spirally arranged floral parts on the torus
b. Inferior ovary
c. Actinomorphic corolla
d. Stamens many
According to Hutchinson's concept, primitive angiosperm us flowers are characterized by.
Starting with microspore mother cells, what is the least number of meiotic and mitotic divisions needed for the formation of $500$ male gametes in an angiosperm?
A seed is
How many meiotic divisions are required to produce 250 pollen grains in an angiosperm?
Pinus/Cedrus Differs from angiospermic plants in the absence of ________________.