Medical Entrance Exam

Each cell of microspore tetrad is Option 1 : 2nOption 2 : nOption 3 : Some n and some 2nOption 4 : 3n

Arrange the following layers of microsporangium according to their presence from inside to outside.(A) Endothecium(B) Middle layer(C) Tapetum(D) Epidermis Option 1 : A, B, C, DOption 2 : B, A, C, DOption 3 : D, C, B, AOption 4 : C, B, A, D

In young anther the tissue occupying the centre of each microsporangium is called Option 1 : Megaspore mother cellOption 2 : Sporogenous tissueOption 3 : Parietal tissueOption 4 : None of these

The microsporangium cells which posses dense cytoplasm and have more than one nucleus is the characteristic of Option 1 : TapetumOption 2 : EndotheciumOption 3 : EpidermisOption 4 : Middle layers

Which of the following layer of microsporangium provides nourishment to the developing anther? Option 1 : Middle layersOption 2 : TapetumOption 3 : EndotheciumOption 4 : Epidermis

Which one amongst the given perform the function of protection in typical microsporangium?(A) Epidermis                                                       (B) Endothecium (C) Tapetum                                                          (D) Middle layer Option 1 : A and BOption 2 : A and COption 3 : A and DOption 4 : A, B and D

Typical microsporangium appear__________in transverse section. Option 1 : WavyOption 2 : CircularOption 3 : OvalOption 4 : Irregular

Pollen sacs develop from Option 1 : MicrosporeOption 2 : Microspore mother cellOption 3 : MicrosporangiumOption 4 : Megaspore

Function performed by the outer three layers of microsporangium? Option 1 : Protection to developing pollenOption 2 : Provides nourishment to developing pollenOption 3 : Helps in the dehiscence of anther to release pollenOption 4 : Both (1) and (3)

How many microsporangia are there in each lobe of anther? Option 1 : One microsporangiaOption 2 : Two microsporangiaOption 3 : Three microsporangiaOption 4 : Four microsporangia