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NEET Exam  >  NEET Test  >  Biology Class 11  >  Test: Roots, Stems and Leaves - 1 - NEET MCQ

Test: Roots, Stems and Leaves - 1 - NEET MCQ


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10 Questions MCQ Test Biology Class 11 - Test: Roots, Stems and Leaves - 1

Test: Roots, Stems and Leaves - 1 for NEET 2026 is part of Biology Class 11 preparation. The Test: Roots, Stems and Leaves - 1 questions and answers have been prepared according to the NEET exam syllabus.The Test: Roots, Stems and Leaves - 1 MCQs are made for NEET 2026 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Roots, Stems and Leaves - 1 below.
Solutions of Test: Roots, Stems and Leaves - 1 questions in English are available as part of our Biology Class 11 for NEET & Test: Roots, Stems and Leaves - 1 solutions in Hindi for Biology Class 11 course. Download more important topics, notes, lectures and mock test series for NEET Exam by signing up for free. Attempt Test: Roots, Stems and Leaves - 1 | 10 questions in 10 minutes | Mock test for NEET preparation | Free important questions MCQ to study Biology Class 11 for NEET Exam | Download free PDF with solutions
Test: Roots, Stems and Leaves - 1 - Question 1
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Which among the following is incorrect about different parts of the leaf?

Detailed Solution for Test: Roots, Stems and Leaves - 1 - Question 1
Lamina contains veins and veinlets that transmit water to different regions of the leaf.
Petiole is flexible thin structure that helps in fluttering of leaves in the air.
Based on the presence or absence of petiole, plants are classified into petiolate and sessile respectively.
Since petiole is absent in grass, it is considered to be sessile.
Legumes have a swollen leaf base called Pulvinus.
Test: Roots, Stems and Leaves - 1 - Question 2
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Which type of venation is characteristic of most monocotyledonous plants?

Detailed Solution for Test: Roots, Stems and Leaves - 1 - Question 2
The characteristic type of venation in most monocotyledonous plants is "parallel venation."
In this pattern, veins run parallel to each other within the leaf lamina.

Hence the correct option is " C " 
NCERT Reference: Topic -  "Venation "Morphology of Flowering Plants" of NCERT.
NCERT Line: When the veins run parallel to each other within a lamina, the venation is termed as parallel. Leaves of dicotyledonous plants generally possess reticulate venation, while parallel venation is characteristic of most monocotyledons.

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Test: Roots, Stems and Leaves - 1 - Question 3
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Which type of phyllotaxy is found in mustard plants?

Detailed Solution for Test: Roots, Stems and Leaves - 1 - Question 3
In alternate phyllotaxy, a single leaf arises at each node in an alternate manner. Mustard, along with china rose and sunflower, shows this arrangement.
Test: Roots, Stems and Leaves - 1 - Question 4
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Reticulate venation is a characteristic feature of:
Detailed Solution for Test: Roots, Stems and Leaves - 1 - Question 4
Dicotyledonous plants generally possess reticulate venation, where veinlets form a network in the lamina.
Test: Roots, Stems and Leaves - 1 - Question 5
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In palmately compound leaves:
Detailed Solution for Test: Roots, Stems and Leaves - 1 - Question 5
In palmately compound leaves, the leaflets are attached at a common point at the tip of the petiole, as in silk cotton.
Test: Roots, Stems and Leaves - 1 - Question 6
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Consider the following statements about the stem as described in the given text:

1. The stem develops from the plumule of the embryo of a germinating seed.

2. The region of the stem where leaves are borne are called nodes, and the regions between two nodes are called internodes.

3. Stems always remain green throughout their life to perform photosynthesis efficiently.

4. Buds on the stem may be terminal or axillary in position.

5. The stem conducts water, minerals, and photosynthates, and may also store food or perform vegetative propagation.

Which of the above statements are correct?

Detailed Solution for Test: Roots, Stems and Leaves - 1 - Question 6

The stem originates from the plumule (statement 1). It bears nodes and internodes (statement 2). It conducts water, minerals, and photosynthates and may perform storage or vegetative propagation (statement 5). Buds can be terminal or axillary (statement 4). Statement 3 is incorrect because the stem is green when young, but later often becomes woody and dark brown.

Test: Roots, Stems and Leaves - 1 - Question 7
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Consider the following statements regarding leaf venation and phyllotaxy:

1. The arrangement of veins and veinlets in the lamina is termed venation.

2. Reticulate venation, where veinlets form a network, is characteristic of most monocotyledonous plants.

3. Parallel venation, where veins run parallel to each other within the lamina, is characteristic of most monocotyledonous plants.

4. In alternate type of phyllotaxy, a single leaf arises at each node in alternate manner as in mustard and china rose.

5. In whorled phyllotaxy, more than two leaves arise at a node forming a whorl, as in Alstonia.

Which of the above statements are correct?

Detailed Solution for Test: Roots, Stems and Leaves - 1 - Question 7

Venation is the arrangement of veins and veinlets (statement 1). Parallel venation is seen in most monocots (statement 3), while reticulate venation occurs in dicots, making statement 2 incorrect. Alternate phyllotaxy is found in mustard and china rose (statement 4). Whorled phyllotaxy occurs in Alstonia (statement 5). Hence, statements 1, 3, 4, and 5 are correct.

Test: Roots, Stems and Leaves - 1 - Question 8
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Consider the following statements regarding the root system:

1. In dicotyledonous plants, the direct elongation of the radicle forms the primary root which gives rise to lateral roots.

2. In monocotyledonous plants, the primary root is long-lived and forms the tap root system.

3. Fibrous root systems arise from the base of the stem and are common in monocots like wheat.

4. Adventitious roots arise only from the radicle of the seed.

5. Roots also play a role in storing reserve food and synthesizing plant growth regulators.

Which of the above statements are correct?

Detailed Solution for Test: Roots, Stems and Leaves - 1 - Question 8

In dicots, the primary root develops directly from the radicle forming a tap root system (statement 1). In monocots, the primary root is short-lived and replaced by fibrous roots arising from the stem base (statement 3). Roots also help in storage and synthesis of growth regulators (statement 5). Statements 2 and 4 are incorrect because the primary root in monocots is short-lived and adventitious roots arise from parts other than the radicle.

Test: Roots, Stems and Leaves - 1 - Question 9
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Consider the following statements about the regions of the root:

1. The root cap protects the tender apex of the root during soil penetration.

2. The region of meristematic activity lies just above the root cap and consists of rapidly dividing cells.

3.. The region of elongation lies distal to the root cap and is responsible for root lengthening.

4. The region of maturation bears root hairs that absorb water and minerals.

5. Root hairs arise from the cortex and endodermis of the root.

Which of the above statements are correct?

Detailed Solution for Test: Roots, Stems and Leaves - 1 - Question 9

The root cap (statement 1) protects the apex. The meristematic region above it has actively dividing cells (statement 2). The elongation region contributes to root length (statement 3). The maturation region forms root hairs responsible for absorption (statement 4). Statement 5 is incorrect because root hairs arise from the epidermal cells, not from the cortex or endodermis.

Test: Roots, Stems and Leaves - 1 - Question 10
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Assertion (A): The stem bears nodes and internodes, while leaves arise from the nodes.
Reason (R): Nodes and internodes are the characteristic features that distinguish the stem from the root.

Detailed Solution for Test: Roots, Stems and Leaves - 1 - Question 10

The stem bears nodes and internodes, and leaves arise from the nodes.
These features, along with the presence of buds, distinguish the stem from the root, which lacks nodes and internodes.
Hence, both statements are true, and the reason correctly explains the assertion.

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