Morphology of Roots( 20 Qs)
Question: From NCERT NEET Derived PYQ
Given is the list, how many of the following have Tap root system.
Mustard, wheat, Grass, Monstera, Banyan.
(1) One
(2) Three
(3) Four
(4) Two
Answer ▽
(1) One
Wheat, maize, millet are monocots.
Mustard is dicot plant, having tap root.
Grass, Monstera, Banyan are adventetious root.
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Question: From NCERT NEET Derived PYQ
Which of the following is not correct about root hair?
(1) Thin
(2) Delicate and thread like
(3) Absorb water and minerals
(4) Formed by pericycle of the roots
Answer ▽
(4) Formed by pericycle of the roots is incorrect.
Formed from Epidermis is right.
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Question: From NCERT NEET Derived PYQ
The cells coming from which region actually gets differentiated and matured?
(1) Region of Maturation
(2) Region of Elongation
(3) Region of Root cap
(4) Region of Root hair
Answer ▽
2) Region of Elongation
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Question: From NCERT NEET Derived PYQ
Which of the following is the region responsible for the growth of the root?
(1) Region of Elongation
(2) Region of Meristem
(3) Region of Maturation
(4) Region of Root cap
Answer ▽
(1) Region of Elongation
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Question: From NCERT NEET Derived PYQ
The region ………. to the region of meristematic activity is called region of elongation?
(1) Proximal
(2) Terminal
(3) Lateral
(4) Distal
Answer ▽
(1) Proximal
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Question: From NCERT NEET Derived PYQ
The roots shown in diagram are
(1) Adventitious root system
(2) Fibrous root system
(3) Tap root system
(4) All of these
Answer ▽
(3) Tap root system
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Question: From NCERT NEET Derived PYQ
The roots shown in diagram are
(1) Adventitious root system
(2) Fibrous root system
(3) Tap root system
(4) All of these
Answer ▽
1) Adventitious root system
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Question: From NCERT NEET Derived PYQ
Which of the following is not a main function of the root system?
(1) Absorption of water and minerals from the soil, Help in protection of plant
(2) Providing a proper anchorage to the plant parts
(3) Storing reserve food materials
(4) Synthesising of plant growth regulators
Answer ▽
1) Absorption of water and minerals from the soil, Help in protection of plant
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Question: From NCERT NEET Derived PYQ
The region responsible for growth in the length of root is:
(1) A
(2) B
(3) C
(4) D
Answer ▽
(2) B
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Question: From NCERT NEET 2017
Root hairs develop from the region of
(1) maturation
(2) elongation
(3) root cap
(4) meristematic activity
Answer ▽
(1) maturation
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Question: From NCERT NEET Derived PYQ
Majority of dicotyledonous plants, have
(1) Tap root system
(2) Fibrous root system
(3) Adventitious root system
(4) Reproductive root system
Answer ▽
(1) Tap root system
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Question: From NCERT NEET Derived PYQ
In tap root system, roots arise from
(1) Radicle
(2) Coleoptile
(3) Plumule
(4) Base of the stem or internode
Answer ▽
1) Radicle
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Question: From NCERT NEET Derived PYQ
Tap root system does not has
(1) Primary root
(2) Secondary root
(3) Fibrous root
(4) Tertiary root
Answer ▽
(3) Fibrous root
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Question: From NCERT NEET Derived PYQ
In monocotyledonous plants, the primary root is short lived and is replaced by a large number of roots, such system is known as
(1) Tap root system
(2) Adventitious root system
(3) Fibrous root system
(4) Reproductive root system
Answer ▽
(3) Fibrous root system
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Question: From NCERT NEET Derived PYQ
Given is the list, how many of the following have Tap root system.
Mustard, wheat, Grass, Monstera, Banyan.
(1) One
(2) Three
(3) Four
(4) Two
Answer ▽
1) One
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Question: From NCERT NEET Derived PYQ
Given is the list, how many of the following have Adventitious root system.
Mustard, wheat, Grass, Monstera, Banyan.
(1) One
(2) Three
(3) Four
(4) Two
Answer ▽
(2) Three
Grass, Monstera, Banyan
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