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प्रश्न
Body breaks up into several fragments and each fragment starts to live as a new individual. This is ______ type of reproduction.
विकल्प
Budding
Fragmentation
Regeneration
Binary fission
उत्तर
Body breaks up into several fragments and each fragment starts to live as a new individual. This is fragmentation type of reproduction.
Explanation:
This type of asexual reproduction occurs in multicellular organisms. In this type of reproduction, the body of parent organism breaks up into many fragments and each fragment starts to live as an independent new organism.
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संबंधित प्रश्न
Draw a diagram of the microscopic structure of human sperm. Label the following parts in it and write their functions
(a) Acrosome
(b) Nucleus
(c) Middle piece
The process of release of the ovum from a mature follicle is called __________.
Ovulation is induced by a hormone called __________.
Describe the process of budding in hydra.
Describe the process of spermatogenesis with the help of diagram.
Mention the differences between spermiogenesis and spermatogenesis.
Expand the acronym.
hCG
500 spermatozoa are formed from ____________ secondary spermatocytes.
The immature male germ cells differentiates into ______ at the end of meiosis I.
How many autosomes does a human primary spermatocyte have?
Acrosome reaction in sperm is triggered by ______.
Preparation of sperm before penetration of ovum is ______.
Which of the following contains the actual genetic part of a sperm?
Head of epididymis is called as ______.
Which of the following are called dual gland?
The prostate gland and seminal vehicle perform the function of ______.
Read the following and answer from given below:
Oogenesis is the process of the formation of an ovum in the ovaries. It consists of three phases: multiplication, growth, and maturation. Oogenesis is controlled by hormones GnRH, LH, FSH. GnRH secreted by the hypothalamus stimulates the anterior lobe of the pituitary gland to secrete LH and FSH.
Which cell division is involved in the formation of secondary oocytes?
Aquatic animals in which fertilisation occurs in water are said to be
3-celled male gamete develops in:
Distinguish between human sperm and ovum.
