Secondary growth:
1. Dicotyledonous plants and gymnosperms exhibit increase in girth of root and stem.
2. In dicot stem, secondary growth begins with the formation of a continuous cambium ring.
3. The cambium...
Peculiarity of a sclerenchyma cell wall:
1. Cell wall of sclerenchyma is evenly thickened due to uniform deposition of lignin.
2. Cell wall of sclereids is extremely thick and strongly lignified.
Vexillary:
Corolla is butterfly shaped and consists of five petals. Outermost and largest is known as standard or vexillum, two lateral petals are wings and two smaller fused forming boat shaped...
Axile placentation:
Placentation:
The mode of arrangement of ovules on the placenta within the ovary is called placentation.
Axile:
Ovules are placed on the central axis of a multilocular ovary,
e.g. China rose, Cotton, etc.
1. Sociology is an empirical science : Sociology studies and analyses social facts on the basis of scientific method. Empiricism is it’s central feature as a science.
2. Sociology is a...
Hypo stress is an insufficient amount of stress and is caused when an individual has nothing to do at all while hyper stress is caused due to extremely pressurizing conditions....
Hypo stress: It is caused when one has nothing to do at all.
Hyper stress: It is caused due to extremely pressurizing conditions.
Eustress: It is a positive form of stress.
Distress: It...
(i) True
Different people deal with stress in different ways depending upon their genetic predisposition and environmental conditions.
(ii) False
Dopamine and oxytocin hormones are associated with positive feelings.
(iii) True
Depression is an example of chronic distress...
