Fill in the blanks.
a. In humans, sperm production occurs in the organ ----------------.
b. In humans, ------ chromosome is responsible for maleness.
c. In male and female reproductive system of human, ------------- gland is same.
d. Implantation of embryo occurs in ------
e. ---------- type of reproduction occurs without fusion of gametes.
f. Body breaks up into several fragments and each fragment starts to live as a new individual. This is -- -- -- -- -- -- -- type of reproduction.
g. Pollen grains are formed by -- ----- -- -- -- division in locules of anthers.

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Solution

a. In humans, sperm production occurs in the organ testes.
b. In humans, Y chromosome is responsible for maleness.
c. In male and female reproductive system of human, bulbourethral gland is same.
d. Implantation of embryo occurs in uterus.
e. Asexual type of reproduction occurs without fusion of gametes.
f. Body breaks up into several fragments and each fragment starts to live as a new individual. This is fragmentation type of reproduction.
g. Pollen grains are formed by meiotic division in locules of anthers.

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Similar questions

Complete the following chart.

	Asexual reproduction		Sexual reproduction
1.	Reproduction that occurs with the help of somatic cells is called asexual reproduction.	1.	----------------------
2.	-------------------------------------------------------	2.	Male and female parent are necessary for sexual reproduction.
3.	This reproduction occurs with the help of mitosis only.	3.	----------------------------------
4.	----------------------------------------------	4.	New individual formed by this method is genetically different from parents.
5.	Asexual reproduction occurs in different individuals by various methods like binary 5 fission, multiple fission, budding, fragmentation, regeneration, vegetative propagation, spore production, etc.	5.	--------------------------------------

Fill in the blanks:

(a) Production of new individuals from the vegetative part of parent is called ________.

(b) A flower may have either male or female reproductive parts. Such a flower is called _________.

(c) The transfer of pollen grains from the anther to the stigma of the same or of another flower of the same kind is known as _________.

(d) The fusion of male and female gametes is termed as __________.

(e) Seed dispersal takes place by means of _________, _________ and _________.

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