Good morning sir/madam ,

1. which structure do the cork cells resemble as observed by robert hooke ?

2.state the condition under which a body trasvels a certain distance and yet its resultant displacement be zero .

1. express ‘ g ‘ in terms of ‘ G ‘ for a body near the surface of earth .

1. NAME THE FOLLOWING –

( a) tissue that occurs in specific regions of growth

( b ) tissue present at the growing tips of stems and roots

( c ) tissue at the base of the leaves or internodes on twigs .

( d ) basic packing tissue in the form of a few layers of cells .

5 . Define evaporation . explain any two factors affecting its rate .

6 . define : – (a) compressibility

(b) rigidity

(c) fluidity

7 . give an example each for the following:-

(a) solid – liquid homogenous mixture

(b) gas – gas homogenous mixture

(c) liqiud – liquid hetrogenous mixture

8 . identify a cell organelle which is present in both eukaryotes and prokaryotes . discuss thier shape and location .

9 . (a) why is connective tissue called so ? (b)what is the function of the aerolar connective tissue ?

(c)which substance is present in the adepocyte ? how does it help- ?

10 . how does a kungfu master breaks a pile of tiles with a blow from his head ?

jeeva

11 Years agoGrade 9