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