SEXUAL REPRODUCTION IN FLOWERING PLANTS biology MCQ’s questions answers

 

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SEXUAL REPRODUCTION IN FLOWERING PLANTS

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Question 1
Development of female gametophyte directly from megaspore mother cell without meiosis is called .....[CPMT 1995]
A
Apogamy
B
Apospory
C
Syngamy
D
Parthenospore
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Question 2
Fusion of one male gamete with egg and other of the same pollen tube with two polar nuclei is ..... [AIIMS 2005]
A
Triple fusion
B
Vegetative fertilization
C
Double fertilization
D
parthenogenesis
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Question 3
The ovary after fertilization is converted into .....[JKCMEE 2008]
A
Embryo
B
Fruit
C
Endosperm
D
Seed
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Question 4
Movement of pollen tube towards embryo sac is ..... [BHU 2002]
A
Thermotactic
B
Phototactic
C
Chemotatic
D
Thigmotactic
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Question 5
Even in the absence of pollinating agents, seed setting is assured in ..... [CBSE 2012]
A
Zostera
B
Fig
C
Salvia
D
Commelina
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There are 5 questions to complete.

 

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