Which of the following facilitates the opening of stomatal aperture? Option 1 : Contraction of outer wall of guard cells.Option 2 : Radial orientation of cellulose microfibrils in the cell wall of guard cells.Option 3 : Decrease in turgidity of guard cells.Option 4 : Longitudinal orientation of ...

Which of the following represents the order of ‘Horse’? Option 1 : FerusOption 2 : CaballusOption 3 : PerissodactylaOption 4 : Equidae

MALT constitutes about_____present of the lymphoid tissue in human body. Option 1 : 10%Option 2 : 20%Option 3 : 50%Option 4 : 70%

The hepatic portal vein drains blood to liver from Option 1 : HeartOption 2 : StomachOption 3 : KidneysOption 4 : Intestine

The morphological nature of the edible part of coconut is Option 1 : CotyledonOption 2 : PericarpOption 3 : EndospermOption 4 : Perisperm

Which of the following RNAs should be most abundant in animal cell? Option 1 : tRNAOption 2 : mRNAOption 3 : miRNAOption 4 : rRNA

Which one from those given below is the period for Mendel’s hybridization experiments? Option 1 : 1856–1863Option 2 :1870–1877Option 3 : 1857–1869Option 4 : 1840–1850

Which of the following best represents the enzyme composition of pancreatic juice? Option 1 : lipase, amylase, trypsinogen, procarboxypeptidaseOption 2 : amylase, pepsin, trypsinogen, maltaseOption 3 : peptidase, amylase, pepsin, renninOption 4 : amylase, peptidase, trypsinogen, rennin

Which of the following options gives the correct sequence of events during mitosis? Option 1 : Condensation -Nuclear membrane disassemble -Arrangement at equator - Centromere division - Segregation - TelophaseOption 2 : Condensation - Crossing over - Nuclear membrane disassembly - Segregation - ...

The vascular cambium normally gives rise to Option 1 : Secondary xylemOption 2 : Primary phloemOption 3 : PeridermOption 4 : Phelloderm