NEET BIOLOGY

REPRODUCTION

SEXUAL REPRODUCTION IN FLOWERING PLANTS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
A typical angiospermic anther is bilobed and tetragonal consisting of
A
two microsporangia
B
Three microsporangia
C
Four microsporangia
D
Only one microsporangium
Explanation: 

Detailed explanation-1: -Solution: A typical angiosperm anther is bilobed with each lobe having two theca. The anther is a four-sided (tetragonal) structure consisting of four microsporangia located at the corner with two in each theca.

Detailed explanation-2: -Solution: A typical angiosperm anther is bilobed with each lobe having two microsporangia, i.e., they are dithecous and tetrasporangiate.

Detailed explanation-3: -Typical angiosperm anther is bilobed with each lobe having two theca each. So, the angiosperm anther is dithecous. hence an anther has two lobes with four theca.

Detailed explanation-4: -Angiosperm stamens have anthers with four microsporangia (pollen sacs), organized into two thecae basically in all clades (Endress and Stumpf, 1990).

Detailed explanation-5: -A typical angiospermic anther is bilobed and tetragonal consisting of A typical angiospermic anther is bilobed and tetragonal consisting of Microsporangium.

There is 1 question to complete.