4000 divided (-100 x(15-3-13)) divided(-5)
Answers
Answer:
-8
Step-by-step explanation:
4000 / (-100*(15-3-13)) / (-5)
4000 / (-100*(-1)) / (-5)
4000 / 100 / (-5)
= -8
Answer:
sorry misclick here
q55
a. Parenchyma
The parenchyma has intercellular space within cells.
Collenchyma
There is no or very little intercellular space available within cells.
b. Parenchyma- Cells are thin walled and specialised, Sclerenchyma- Cells are thick walled and lignified. Hint: Parenchyma cells have thin primary walls and usually remain alive after they have matured. Sclerenchyma cells have thick secondary lignified walls and often die when they are mature.
c
The main difference between chlorenchyma and aerenchyma is that chlorenchyma is a form of parenchyma, containing chloroplasts, but aerenchyma is another form of parenchyma, containing large air spaces.
q56
a
Sclerenchyma cells are usually found associated with other cells types and give them mechanical support. Sclerenchyma is found in stems and also in leaf veins. Sclerenchyma also makes up the hard outer covering of seeds and nuts.
b
Mature sclerenchyma cells are usually dead and have thick secondary cell walls. ... or sclereids in nongrowing regions of plant bodies, such as in seed coats, bark, or vascular bundles.
c
Seed Protection: The purpose of seed protection is to protect the seed and young seedling from organisms in the soil which might otherwise cause decay of the seed before germination.