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Nutrition In Plants
Quiz 2
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Q.1
Excess glucose is converted to glycogen for storage in plants.
True
False
Q.2
Glucose is converted to starch for transport in plants.
True
False
Q.3
Xylem is a long, hollow tube without any protoplasm to provide mechanical support to the plant.
True
False
Q.4
Translocation is the transport of manufactured food by the phloem.
True
False
Q.5
Transpiration is the loss of water through the stomata of the leaves.
True
False
Q.6
Increasing humidity decreases the rate of transpiration as the water potential of the surrounding is higher than the sub-stomatal spaces.
True
False
Q.7
Phloem is living due to the presence of companion cells.
True
False
Q.8
Iodine used to detect presence of starch. It gives starch
red colour
green colour
blue-black colour
colourless appearance
Q.9
Name the pores through which leaves exchange gases.
stomata
root hair
holes
leaf veins
Q.10
______________ is the ultimate source of energy.
sun
Electricity
Wind
Plants
Q.11
____________ is an example of saprotroph.
fungus
fungi
mushroom
None of these
Q.12
Which gas is produced during photosynthesis.
carbon dioxide
oxygen
hydrogen
nitrogen
Q.13
Guard cells of stoma are (stomata ki guard cells kesi hoti hei)
irregular in shape
convex in shape
long and cylindrical in shape
kidney-shaped
Heat - shaped
Q.14
Green plants are - (Green plant kese hote hei)
Herbivore
Omnivore
Carnivore
Autotrophs
Heterotrophs
Q.15
Amarbel is an example of- (amarbel kiska example hei)
Host
Symbiotic
Parasite
Autotrophs
Saprotrophs
Q.16
The plant which traps & feeds on insect is- (Vo plant Jo inject ko trap krke Khana khata hei Vo hei-)
Cascutta
Rose
China rose
Phitcher plant
Pitcher plant
Q.17
Guard cells work as a- (Guard cell kiski tarah work karti hei)
Police
Teacher
Gate keeper
Farmer
Student
Q.18
The tiny pores present in the leaves of the plants for exchange of gases are called _____(Gases exchange ke liye plants mein kuchh tiny pores hote hein, unhe Kya khte Hein)
Stomata
Tracheae
Chloroplast
Spiracles
Pores
Q.19
Green plants use which of the following to prepare food? (Inme se Kya plants khana bnane ke liye use krte Hein?)
Carnon DiOxide
Sunlight
Water
All of these
None of these
Q.20
Which of the following statements is NOT true? (Inme se konsa stated true nhi hei?)
Heterotrophs cannot prepare their own food
Dodder is an example of parasite.
Saprophytes are green.
Pulses and Beans are legumes.
Leaf prepares plant food
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