Match the Column I and II.

Column I	Column II
A.  Bulliform cells	1.   Stomata
B.  Guard cells	2.   Aerating pore
C.  Lenticels	3.   Accessory cells
D.  Subsidiary cell	4.   Isobilateral cells

        A  B  C  D
1.   1   2  3   4
2.   3   1  2   4
3.   4   1  2   3
4.   4   3  2   1

Match the following

1. A-iii, B-iv, C-i, D-ii
2. A-i, B-ii, C-iii, D-iv
3. A-iii, B-ii, C-iv, D-i
4. A-iii, B-ii, C-i, D-iv

Parenchymal cells have ________ walls and are made up of _____________.
1. Thick, cellulose
2. Thin, cellulose
3. Thick, hemicellulose
4. Thin, hemicellulose

Lignified cell wall is characteristic feature of
1. Parenchyma
2. Collenchyma
3. Sclerenchyma
4. None

  _________ are commonly found in the fruit walls of nut.

Tracheids, vessels, xylem fibres and xylem parenchyma are components of
1. Simple tissue
2. Xylem
3. Sclereids
4. Pith

Dead cell without protoplasm is ___________.
1. Sclerenchyma
2. Tracheids
3. Parenchyma
4. Both A and B

In flowering plants which of the following are main water transporting element
1. Tracheids
2. Vessels
3. Both A and B
4. None of the above

Central cavity is found in

The presence of _________ is characteristic feature of angiosperms.