Sexual Reproduction in Flowering Plants MCQs | Sexual Reproduction in Flowering Plants Multiple Choice Questions and Answers

Questions
1 Female gametophyte
A Pollen grain
B Ovule
C Embryo sac
D Tapetum

Answer:Embryo sac
2 Residual persistent nucleus
A Pericarp
B Germ pore
C Hilum
D Perisperm

Answer:Perisperm
3 Fusion of male and female gamete is called as
A Double fertilization
B Triple fusion
C Syngamy
D Artificial hybridization

Answer: Syngamy
4 The nutrition for developing pollen grains is obtained from
A Tapetium
B Exine
C Middle layer layer
D None of these

Answer: Tapetium
5 In female reproductive structure ovule how many megaspores are functional.
A one
B two
C three
D All

Answer:one
6 Apple is an example of ---fruit
A True fruit
B False fruit
C Parthenocarpic fruit
D Apomictic fruits

Answer:False fruit
7 The resistant material present in the outer layer of pollen grains are made up of
A Cellulose
B Pectine
C Sporopollinin
D Amylose

Answer: Sporopollinin
8 Which seed has a viability of 10,000 yrs.
A Lupinus arcticus
B Date palm
C Rice
D Phoenix dactylifera

Answer:Lupinus arcticus
9 Microspore development occurs within
A Microsporangium
B Endothecium
C Micropyle
D Nucellus

Answer: Microsporangium
10 Name a flower pollinated by bird.
A Agave
B Grass
C Vallisneria
D Red silk cotton

Answer: Red silk cotton
11 Pollen grains are well preserved as fossils because of……
A Germ pores
B Sporopollenin
C Cryopreservation
D None of these

Answer:Sporopollenin
12 Yucca plant is pollinated by
A Bird
B Water
C Moth
D Wind

Answer: Moth
13 Many insects may consume pollen without bringing out pollination such floral visitors are referred to as :
A Pollen inhibitors
B Pollen robbers
C Pollinators
D None of these

Answer: Pollen robbers
14 which of the following statement is not true
A Tapetum helps in the dehiscence of anther
B Exine of pollen grains are made of sporopollinin
C Pollen grains of many species causes allergy
D None of the above

Answer: Tapetum helps in the dehiscence of anther
15 An example for a plant that provides safe places to lay eggs as floral rewards for pollination
A Viola
B Amorphophallus
C Maize
D Vallisneria

Answer:Amorphophallus
16 Presence of more than one embryos in Seed without fertilization is
A Somatic hybridization
B Budding
C Apomixis
D Polyembrony

Answer: Polyembrony
17 Which one of the following statement is not correct
A The offsprings produced by asexual rep. are called clones
B Microscopic motile asexual reproductive structures are called zoospores
C In potato, ginger and banana the new plantlets are arise from internodes of modified stem
D None of the above

Answer: In potato, ginger and banana the new plantlets are arise from internodes of modified stem
18 Which one of the following generate new genetic variation
A Vegetative propagation
B Sexual reproduction
C Parthenogenesis
D None of the above

Answer:Sexual reproduction
19 In majority of Angiosperms
A Egg has filiform apparatus
B Egg has many antipodal cells
C Reduction division occurs in the megaspore cells
D A small central cell is present in the Embryosac

Answer: A small central cell is present in the Embryosac
20 The ovule of an angiosperm is technically called.
A Megasporangium
B Megasporophyll
C Megaspore mother cell
D Megaspore

Answer: Megasporangium
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