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