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प्रश्न
The average period of pregnancy in human lasts for ______ days of pregnancy.
विकल्प
280
270
266
290
उत्तर
The average period of pregnancy in human lasts for 280 days of pregnancy.
संबंधित प्रश्न
Egg laid after fertilisation is made up of a single cell.
Which life process ensures that a plant or animal species will not disappear from this earth?
Which type of reproduction :
does not involve gametes?
Write down the different methods of asexual reproduction.
Which of the following organisms reproduce by sexual method and which by asexual method?
Amoeba, Cats, Humans, Hydra, Birds
What are the two general methods of reproduction in organisms?
State whether the following statement is true (T) or false (F):
Producing life is called respiration.
State whether the following statement is true (T) or false (F):
Most organisms have the capacity of regeneration in some or the other way.
Explain the role of DNA in the process of reproduction of the cell.
What do you mean by ‘Connecting Links’? Give one example.
Explain the term: Pollination.
Sporoderm is made up of ______.
Explain heterostyly and herkogamy with suitable example.
Seminal fluid is ______ in nature.
What is morula?
What is the function of inner cell mass?
What are the causes for the extinction of animals?
Why is vegetative propagation practiced for growing some type of plant?
The term metamorphosis is not used while describing human development. Why?
Which of the following nucleus is unlike other nuclei in the female gametophyte of angiosperms?
