[TOP] Stem Of Plants MCQs And Answers (Multiple Choice Questions)

1. Which among the following is incorrect about stem?

It is initially greenish and turns woody gradually

A stem bears leaves, flowers, buds and fruits etc. and grows vertically erect

Both the shoot and stem refers to the same part of a plant

Aerial axis of a grown plant is called a stem

2. Which among the following statements is incorrect about stem?

The region of stem where buds arise is called a node

The region between two consecutive nodes is called inter-node

Stem helps in conduction of water and nutrients between root and shoot

Stem system includes fruits, flowers, buds and leaves etc

3. Which among the following is not correct about different modifications of the stem?

Weak stems are aerial stems that are further classified into trailer, creeper and climber

Stems in rhizome, tuber and bulb grow under the ground

In some plants, stems are modified into thorns for defense

Stems in corn grow above the ground

4. Which among the following is not correct about aerial stems?

Aerial stems can be classified into week stems and strong stems

Trailers are classified into procumbent, decumbent and diffuse based on the way they trail on the ground

Tridax is an example of diffused stem

Climbers are those plants that climb on any neighboring plants using modified stem structure called tendrils

5. Which among the following is incorrect about different modes of modifications in stems?

Tendrils are tender and spirally coiled structures that arise from the axillary buds help in climbing of plants

Stem thorns are woody and pointed structures that develop from apical buds and provides protection of plants

Phylloclades are similar to stem thorns in structure but phylloclades are modification of leaves carry photosynthesis and also reduce transpiration

In cladodes, only some part of stem is fleshy and green and they are capable of performing photosynthesis

6. Which among the following statements is incorrect about creepers?

Runners are modified sub-aerial stem that run along the ground and roots develop at nodes

Suckers arise from the underground part of the stem and these roots are present in Mentha

Stolon arises from the base of the main stem and gives rise to a new plant when meets the soil

In pineapple, stem is modified into stolon

7. Which among the following is incorrect about rhizome?

Thick stems that grow horizontally under the soil are rhizomes

Nodes and internodes are present in this kind of roots and the adventitious roots arise from the node

Rhizomes are unaffected during unfavourable conditions

The edible part of ginger is a root

8. Which among the following is incorrect about bulb?

In bulb, stem is underground and condensed with fleshy leaves

Leaves are arranged in concentric fashion

In garlic, a single bulb is present

Scale leaves are present on the bulb

[TOP] Stem of Plants MCQs and Answers (Multiple Choice Questions)