KERALA PSC / CDPO / BIOLOGY / REPRODUCTION / NOTES / OBJECTIVE QUESTIONS / STUDY MATERIALS / GENERAL KNOWLEDGE / KERALA PSC PRELIMINARY

 

KERALA PSC / CDPO / BIOLOGY / REPRODUCTION / NOTES / OBJECTIVE QUESTIONS / STUDY MATERIALS / GENERAL KNOWLEDGE / KERALA PSC PRELIMINARY

KERALA PSC / CDPO / BIOLOGY / REPRODUCTION / NOTES / OBJECTIVE QUESTIONS / STUDY MATERIALS / GENERAL KNOWLEDGE / KERALA PSC PRELIMINARY

·      Reproduction is a process by which an organism produces new individuals or off springs of its own species.

·      Sexual reproduction requires one individual of each sex

·      Testis is the sperm producing organ of man

·      The average period of human pregnancy is 36-38 weeks – approximately 280 days

·      Mother’s milk contains 7% of lactose

·      The part of the body that comes out first during delivery – head

·      Identical twins are formed, when the ovum after fertilization splits into two parts

·      Vasectomy: Sterilization process in male

·      Tubectomy: Sterilization process in female

·      Five principal methods of asexual reproduction are: binary fission, multiple fission, fragmentation, budding and sporulation.

KERALA PSC / CDPO / BIOLOGY / REPRODUCTION / NOTES / OBJECTIVE QUESTIONS / STUDY MATERIALS / GENERAL KNOWLEDGE / KERALA PSC PRELIMINARY