Aerial Stem Modifications

Q.

Stems modified into flat green organs performing the functions of leaves are known as :

1. Cladodes

2. Phyllodes

3. Phylloclades

4. Scales

Q. How many among the following plants have stem modified into a leaf like structure for photosynthesis and leaves are reduced to scales or spines?

$\begin{array}{c}Asparagus,\text{Jasmine,}Mint,Chrysanthemum,Ruscus\end{array}$

1. One
2. Three
3. Two
4. Four

Q.

Consider the diagrms shown below. Select the option in which they are correctly identified.

1. Volvox , Chorella , Nephrolepis , Fucus

2. Chalmydomonas , Volvox , Chara , Laminaria

3. Porphyra , Chalmydomonas , Dictyota , Fucus

4. Volvox , Chalmydomonas , Chara , Laminaria