Question

Choose the correct answer.

1. The simple tissue consisting of living cells which provides
mechanical support is
(a) Parenchyma
(b) Collenchyma
(C) Sclerenchyma
(d) Xylem

2. Aerenchyma occurs in
(a) Mesophytes
(b) Xerophytes
(c) Hydrophytes
(d) All the above

3. Grit of pear is formed of
(a) Sclereids
(b) Tracheids
(c) Companion cells
(d) Sclerenchyma fibres

4. Which of the following components of xylem is living
(a) Xylem parenchyma
(b) Trachea
(c) Tracheids
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Answer 1

Answer:

1.d

2.c

3.c

4.a

Explanation:

ok

Answer 2

Answer:

1 ka answer is Collenchyma

2 ka answer is Hydrophytes

3 ka answer is Sclereids

4 ka answer is Xylem parenchyma.