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WorksheetsPollination and Fertilization Quiz
Total questions: 15
Worksheet time: 8mins
What is pollination?
The growth of a pollen tube
The development of seeds
The transfer of pollen grains from anther to stigma
The fusion of male and female gametes
Which type of pollination involves only one parent plant?
None of the above
Both types
Self pollination
Cross pollination
What is a disadvantage of self pollination?
Production of viable seeds
Weak offspring production
Increased adaptability
Requires external agents
Which feature aids self pollination?
Dichogamy
Unisexuality
Cleistogamy
Self sterility
What is cross pollination?
Transfer of pollen to the same stigma
Transfer of pollen between different plants
Transfer of pollen within the same flower
Transfer of pollen without agents
Which of the following is an advantage of cross pollination?
Formation of new varieties
Production of weak offspring
Less pollen wastage
Dependence on one parent
What is the main agent of pollination?
All of the above
Insects
Wind
Water
Which characteristic is typical of insect-pollinated flowers?
Small inconspicuous petals
Bright coloration
Dull colored flowers
Absence of scent
What is the primary function of the pollen tube?
To form the seed
To produce nectar
To transport sperm to the ovule
To trap insects
What is the result of fertilization?
Formation of pollen
Seed dormancy
Development of zygote
Pollination
What is a seed composed of?
Only the cotyledons
Embryo and endosperm only
Embryo, stored food, and protective coats
Only the embryo
Which type of germination involves the cotyledons emerging above the soil?
None of the above
Hypogeal germination
Epigeal germination
Both types
What is required for seed germination?
Water, warmth, and oxygen
Only warmth
Only oxygen
Only water
What is seed dormancy?
Formation of the zygote
Immediate germination
Inactive period of the seed
Active growth of the seed
Which of the following is a characteristic of wind-pollinated flowers?
Bright colors
Large petals
Small, light pollen grains
Presence of nectar
