Flash Card
In asexual reproduction there is no involvement of
Menopause generally occurs at the age of about
Calyx and ................ are called as accessory whorls.
Euglena divides by
Spores released from sporangium of Mucor germinate in moist and warm place and form new fungal colony. It shows
During unfavourable or adverse conditions Amoeba forms a protective covering around its plasma membrane to form a
In humans, sperm production occurs in the ............ .
Haploid male gamete fuses with haploid female gamete to form .......... zygote.
Seminal vesicles release their secretion in
In which of these techniques, fertilization is brought about in the test-tube and the embryo formed is implanted in uterus of woman at appropriate time?
The length of a sperm is about ............. micrometers.
By which of the following method Paramoecium divides?
Under favourable condition, Hydra reproduces by the process of
Androecium and are the essential whorls.
Which of the following is NOT the paired structure in human male reproductive system?
Complete the analogy and select the correct option. Ovary: Fruit:: Ovules:
Ovulation occurs usually on .......... day of menstrual cycle.
............. is the union of sperm and ovum to initiate formation of a zygote.
............... is the structure inside which spores of bread mould are formed.
Spirogyra reproduces asexually by the method
Identify the CORRECT statement from the following.
A bisexual flower shows the presence of
............. reproduces from buds on the leaf margin.
During asexual reproduction, cells divide by the process of
In ..............., the parent cell divides to form two similar daughter cells. It occurs either by mitosis or amitosis.
Each embryo sac consists of
BInary fussion occurs by
Many flowers have a stalk for support and it is called as
Which of these is a sexually transmitted disease caused by bacteria?
Body breaks up into several fragments and each fragment starts to live as a new individual. This is ........... type of reproduction.
During fertilization in plants, the two male gametes are released by the pollen tube in .......... .
Amoeba shows both binary fission and
The property of complete regeneration is observed in
Fragmentation is observed in
Germ cells present in the ........... divide by meiosis to produce sperms.
Members of corolla are called as .................. and they are variously colored.
The number of chromosome gets ............ in meiosis.
Implantation of embryo occurs in .... .
Ovary is present at the basal end of each
Which of these is the method of reproduction of yeast?
............ present in semen gives energy to the sperms.
Each pollen tube contains
Testes are present in the ............, outside the abdominal cavity.
In case of plants like sugarcane and grasses, ........... occurs with the help of buds present on nodes.
Menstrual cycle is a natural process, controlled majorly by ............... hormones.
Twins born with some parts of body joined to each other are known as
Which of these plant parts become sticky during pollination?
During seed germination ................ develops by using food stored in endosperm of the seed.
Embryonic development in humans is completed approximately within ......... months after the fertilization.
In angiosperms, second male gamete fuses with two polar nuclei to form
...............have filamentous body and generally grow on wet bread kept in a humid place.
