MORPHOLOGY OF FLOWERING PLANTS-NEET PRACTICE QUESTIONS
MORPHOLOGY OF FLOWERING PLANTS
1. Water is absorbed by
A) Root hairs
B) Root cap
C) Root
D) Root apex
Correct Answer: A
2. Pneumatophores occur in plants of
A) Sandy soil
B) Saline marshy soil
C) Marshy soil
D) Water
Correct Answer: C
3. Roots developing from plant parts other than radicle are [AFMC 1994; CET Chd. 1997; Haryana PMT 2005]
A) Epiphyllous
B) Epicaulous
C) Adventitious
D) Fibrous
Correct Answer: C
4. Roots are feebly developed in
A) Hydrophytes
B) Mesophytes
C) Xerophytes
D) Halophytes
Correct Answer: A
5.Nodulated roots occur in
A) Pea
B) Wheat
C) Mustard
D) Rice
Correct Answer: A
6. Root cap takes part in
A) Formation of new cells
B) Absorption of water and minerals
C) Protection of root meristem
D) Storage of food
Correct Answer: C
7.Conical fleshy roots occur in
A) Sweet potato
B) Dahlia
C) Asparagus
D) Carrot
Correct Answer: D
8.Napiform roots are recorded from
A) Radish
B) Carrot
C) Beet
D) Sweet potato
Correct Answer: C
9.Fusiform roots are found in
A) Solanum tuberosum
B) Calocasia
C) Daucus carota
D) Raphanus sativus
Correct Answer: D
10.Primary root and its branches constitute
A) Adventitious root system
B) Tap root system
C) Fibrous roots
D) Seminal roots
Correct Answer: B
11.Stilt roots are reported from
A) Pandanus
B) Radish
C) Mango-ginger
D) Bryophyllum
Correct Answer: A
12. Assimilatory (Photosynthetic) roots a characteristic of
A) Trapa and Tinospora
B) Taeniophyllum and Podostemon
C) Both correct
D) None of these
Correct Answer: C
13. Root bears
A) Nodes only
B) Internodes only
C) Both nodes and internodes
D) None of these
Correct Answer: D
14.Root pockets act as balancers and found in
A) Hydrophytes
B) Free floating hydrophytes
C) Fixed floating hydrophytes
D) Submerged hydrophytes
Correct Answer: B
15.The root that never does primary function is
A) Nodulated root of gram
B) Conical roots of carrot
C) Buttress roots of Ficus
D) Stilt root of maize
Correct Answer: D16.Monocot plants are characterised by the presence of
A) Tap roots
B) Fibrous roots
C) Annulated roots
D) Stilt roots
Correct Answer: B
17. Nodulated roots bearing family is
A) Mimosoideae
B) Caesalpinoideae
C) Papilionatae
D) Solanaceae
Correct Answer: C
18. Clinging and epiphytic roots are found in
A) Orchid
B) Tinospora / Trapa
C) Rhizophora / Pandanus
D) Pothos / Podostemon
Correct Answer: A
19.Bacteria found in root nodules of legumes are [CPMT 1998; DPMT 2002]
A) Nitrobacter
B) Nitrosomonas
C) Rhizobium
D) Azotobacter
Correct Answer: C
20. In Pandanus (Screw pine) stilt roots arise from
A) Basal nodes
B) Upper surface of oblique stem
C) Lower side of oblique stem
D) Anywhere
Correct Answer: C
21. In Ipomoea batatas/Sweet potato the food is stored in A) Root tuber
B) Stem tuber
C) Bud
D) Leaves
Correct Answer: A
22.In maize, the fibrous roots develop from [AFMC 1981, 89; JIPMER 1986]
A) Lower nodes
B) Upper nodes
C) Upper internodes
D) None of the above
Correct Answer: A23. Prolongation of radicle gives rise to [Bihar PMT 1980; AMU 1986]
A) Fibrous root system
B) Primary root
C) Stilt root
D) Pillar root
Correct Answer: B
24.Edible part of Sweet potato is
A) Stem tuber
B) Unripe fruit
C) Adventitious root tuber
D) Rhizome
Correct Answer: C
25.Leguminous plants possess [RPMT 1993]
A) Napiform roots
B) Nodulated roots
C) Tuberous roots
D) Fusiform roots
Correct Answer: B
A) Potato
B) Sweet potato
C) Ginger
D) Onion
Correct Answer: B
27. Which modification of root does not store food
A) Tuberous
B) Napiform
C) Conical
D) Stilt
Correct Answer: D
28. Epiphytic roots occur in
A) Rhizophora
B) Trapa
C) Vanda
D) Asparagus
Correct Answer: C
29.Climbing roots are present in
A) Loranthus
B) Curcuma amada
C) Rose
D) Piper betle
Correct Answer: D
30. Sweet potato is modification of
A) Leaf
B) Root
C) Stem
D) Flowering axis
Correct Answer: B
31.Which is not a product of root
A) Sugarbeet
B) Carrot
C) Radish
D) Potato
Correct Answer: D
32. Aerial absorptive roots occur in
A) Epiphytes
B) Mesophytes
C) Hydrophytes
D) Xerophytes
Correct Answer: A
33.Balancing roots occur in
A) Hydrilla
B) Vallisneria
C) Lemna
D) Lotus
Correct Answer: C
34. Climbing roots occur in [APMEE 1996; CBSE PMT 1999]
A) Vanilla
B) Vanda
C) Pongamia
D) Taeniophyllum
Correct Answer: A
A) Cuscuta
B) Balanosphora
C) Utricularia
D) All of these
Correct Answer: D
36. Choose the correct statement about haustorial (Parasitic) roots of Cuscuta
A) These roots develop contact with xylem of host
B) These develop contact with xylem and phloem of host
C) These develop contact with phloem of host to get food
D) These develop contact with pericycle and lateral roots of host
Correct Answer: B
37. Respiratory roots are found in
A) Sonneratia and Heritiera
B) Trapa
C) Rhizophores
D) Eichhornia
Correct Answer: A
38. A modification of the following is a sucking structure
A) Pneumatophores
B) Climbing roots
C) Assimilatory roots
D) Haustorial roots
Correct Answer: D
39.In orchids which of the following types of roots are found
A) Tuberous roots
B) Assimilatory roots
C) Respiratory roots
D) Pneumatophores
Correct Answer: B
40. Epiphyllous roots in Begonia and Bryophyllum are
A) Green roots
B) Modified leaves
C) Roots bearing stem
D) Roots arising from leaves
Correct Answer: D
41.Pneumatophores are characteristics of family [MP PMT 1987; Bihar PMT 2001]
A) Loranthaceae
B) Hydrocharitaceae
C) Rhizophoraceae
D) Orchidaceae
Correct Answer: C
42. There is maximum growth in root [CPMT 1998; AFMC 1993]
A) In the dark
B) In the light
C) At the root apex
D) Just behind the root apex
Correct Answer: D
43.Prop roots of Banyan tree are meant for [CPMT 1983]
A) Respiration
B) Absorption of water from soil
C) Retention of water in soil
D) Providing support to big tree
Correct Answer: D44.Roots have thorny branches in [BHU 1989]
A) Vanilla
B) Asparagus
C) Acanthorhiza
D) Pothos
Correct Answer: C
45.Root cap is absent in [BHU 1994, 2000]
A) Hydrophytes
B) Lithophytes
C) Xerophytes
D) Mesophytes
Correct Answer: A
46.Sucking roots occur in [NCERT 1983]
A) Ficus
B) Vanda
C) Carrot
D) Mistletoe
Correct Answer: D47. Which is not a stem modification
A) Ginger
B) Mango-ginger
C) Potato
D) Garlic
Correct Answer: B
48.Food is stored in one of the following
A) Respiratory root
B) Fibrous root
C) Fasciculated root
D) Nodulated root
Correct Answer: C
49.White spongy floating roots occur in
A) Trapa
B) Nymphaea
C) Eichhornia
D) Jussiaea
Correct Answer: D
50.Prop or pillar roots are
A) Fasciculated roots
B) Tap roots
C) Adventitious roots
D) Secondary roots
Correct Answer: C
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