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Plant Morphology

Winmeen WinmeenAugust 9, 2018
0 305 Less than a minute

Plant Morphology- 7th Std Science 1st Term

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Question 1
  1. Choose the correct answer.
Absorption of water is a function of _______ system.
A
Shoot
B
Root
Question 2
Thulasi is an example of a _______
A
Herb
B
Petiole
Question 3
The stalk of a leaf is called ________
A
Stipule
B
Petiole
Question 4
_________  Protects the flower when it is a bud.
A
Calyx
B
Corolla
Question 5
Movement of plant towards _______ is called phototropism.
A
Water
B
light
Question 6
An example of tuberous root _____
A
Sweetpotato
B
Dahila
Question 7
An example of Prop root _____
A
Banyan
B
Maize
Question 8
An example of Stillt root ____
A
Sugarcane
B
Sweetpotato
Question 9
An example of Parasitic root _______
A
cuscuta
B
Vanda
Question 10
An example of Epiphytic root _____
A
Vanda
B
Potato
Question 11
An example of stem tuber ________
A
Potato
B
Cuscuta
Question 12
An example of Rhizome ________
A
Ginger
B
Vanda
Question 13
Grass is an example for _______
A
Runner
B
Stolons
Question 14
Passion flower is an example for ________
A
Stem tendril
B
Phylloclade
Question 15
Bougainvillea is an example for __________
A
Thron
B
Stem tendril
Question 16
Nodes and internodes are absent in _________
A
Onion
B
Ginger
Question 17
Bamboo, Coconut are the example for ________
A
Erect stem
B
reduced stem
Question 18
An example of twiner ______
A
Bean
B
Tridax
Question 19
Pepper and betelvine are the examples for ____
A
Climber
B
Tralier
Question 20
The leaf is modified into a bladder, to trap insects _____
A
Utricularia
B
Pea
Question 21
The leaf modified into pitcher to trap insects ______
A
Nepenthes
B
Opuntia
Question 22
Stem grows towards the sunlight. So stem is ______
A
Phototropic
B
Geotropic
Question 23
The Roots tend to grow towards gravity. So root is _____
A
Positively geotropic
B
Negatively geotropic
Question 24
The roots  tend to grow towards the direction of water. So root is ______
A
Positively geotropic
B
Negatively geotropic
Question 25
The folding of leaves in Mimosa is an irregular movement and it is called ______
A
Nastic Movement
B
Geotropic
Question 26
Match the following
  1. Vallisneria     a. Sugarcane
  2. Stomata             b. Opuntia
  3. Stillt root           c. Pepper
  4. Phylloclade           d. Submerged hydrophyte
  5. Climber              e. Transpiration
A
5 4 3 1 2
B
3 4 5 1 2
C
4 3 5 1 2
D
1 5 4 3 2
Question 27
Match the following
  1. Hydrophtes a. Desert Plant
  2. Merophytes b. Water plants
  3. Xerophytes c. Agayatamarai
  4. Water hyacinth d. Alli
  5. Water lily e. Crop plants
A
3 1 4 5 2
B
4 3 5 1 2
C
1 5 4 3 2
D
5 4 3 1 2
Question 28
Match the following
  1. free-floating hydrophyte               a. Jasmine
  2. Attached floating hydrophyte    b. Radish
  3. Submerged hydrophyte               c. Water hyacinth
  4. Herb                                                d. Vallisneria
  5. Shrub                                               e. Water-lily
A
5 4 3 1 2
B
1 5 4 3 2
C
4 3 5 1 2
D
5 4 1 3 2
Question 29
Match the following
  1. Radical of embryo             a. Flowers, fruits and seeds
  2. Taproot system                    b. Roots, stem and leaves
  3. Adventitious root system         c. Dicot plants
  4. Vegetative parts of the plant         d. Monocot Plants
  5. Reproductive parts of the plant        e. Forms root system
A
5 4 3 1 2
B
5 4 2 3 1
C
1 5 4 3 2
D
4 3 5 1 2
Question 30
Match the following
  1. The stalk of the flower          a. Female part of the flower
  2. Calyx                                         b. Male part of the flower
  3. Corolla                                     c. Pedica;
  4. Androecium                            d. Sepals
  5. gynoecium                               e. Petals
A
5 4 3 1 2
B
5 4 1 2 3
C
4 3 5 1 2
D
1 5 4 3 2
Question 31
Match the following
  1. Conical root                     a. Dahila
  2. Fusi form root              b. Avicenia
  3. Napiform root                   c. Carrot
  4. Respiratory root               d. Radish
  5. Fasiculated root                    e. Beetroot
A
5 4 1 2 3
B
1 5 4 3 2
C
5 4 3 1 2
D
4 3 5 1 2
Question 32
  1. III. Fill in the blanks
Hydrophytes are divided into free floating __________ and _________.
A
Attached floating, Submerged
B
Not attached, fully merged
Question 33
Mesophytes plants glow in places with ______ supply. They cannot ________ in places with too much of water or too little water.
A
Hot Water, Not Grow
B
moderate water, grow
Question 34
Give two examples for mesophytes __________
A
Maize, Wheat
B
rice, Grape
Question 35
Mesophytes have well developed ________ system. Their leaves are usually large and
A
Stem, Large
B
Root, broad
Question 36
Water lily are fixed at the bottom of the _______ and the ______ float on the surface of water.
A
Pond, Leaves
B
Root, bole
Question 37
Vallisneria are ______ in the mud and remain ______ water.
A
Rooted, under
B
not rooted, upper
Question 37 Explanation: 
bole, upper
Question 38
In ________ the stem is thick, flat and green and does the function of ________
A
Opuntia, Photosynthesis
B
bole, Leaves
Question 39
Herbs are _______ plants and do not grow more than ______ height.
A
non-woody, one metre
B
Woody, 10 metre
Question 40
What is the local name for sunflower and opuntia?
A
Turmeric, Ginger
B
Surakanthi, Chappathikalli
Question 41
Give two examples for herbs.
A
Sunflower
B
Banana
C
Cauliflower
Question 42
Give the examples for shrubs.
A
Croton, Rose
B
sunflower, Neelakurinji
C
Jasmine, lotus
Question 43
Hard and ________ main stem is called _______
A
woody, trunk
B
dark, root
Question 44
What are the uses of mango and teak trees?
A
fruits, wood
B
root, leaves
Question 45
Mention the two main systems a typical flowering plant.
A
stem, bole
B
Root system, shoot branches
Question 46
The root system consist of _______ and its ________
A
main root, lateral branches
B
stems, upper leaves
Question 47
The shoot system has a ______ branches and ______
A
Root, bole
B
Stem, leaves
Question 48
The flowering plant produces flowers, ________ and ___ at maturity.
A
fruits, seeds
B
flowers, roots
Question 49
The root system is the _______ part and the shoot system is ________ part.
A
Underground, Aerial
B
Stems, roots
Question 50
Root system is broadly classified in two types. They are _______ and ________.
A
tap root system, adventitious root system
B
Upper root, Lower root
Question 51
The primary root (tap root) gives rise to lateral roots such as _______ and ______.
A
secondary, Tertiary roots
B
Lower root, bole
Question 52
Adventition roots arise in _________ which are their and uniform in size, they are also called as ______ roots.
A
Cluster, Fibrous
B
Stems, primary root
Question 53
Mention two monocot plants show adventitious roots _________
A
Rice, Maize
B
Wheat, mango
Question 54
Roots absorb water and _______ from the soil and ______ to the system.
A
Minerals, Transport
B
vitamins, trnsfer
Question 55
Shoot system develops from ________ of the ________.
A
Plumule, Embryo
B
Roots, stems
Question 56
What are the normal functions of the stem?
A
Support, Conduction
B
Photosynthesis, evaporation
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Winmeen WinmeenAugust 9, 2018
0 305 Less than a minute
Winmeen

Winmeen

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