Plasmodium reproduces by the mode of the reproduction shown in the image below:
What is the name of this mode of reproduction?
Which of the following organisms reproduce asexually?
In a flower, the parts that produce male gametes and female gametes (germ cells) are ………………… and ………………………
Which of the following is the correct sequence of events of sexual reproduction in a flower?
Select all the correct answers:
Due to which of the following reasons offsprings formed by an asexual method of reproduction have greater similarity among themselves?
The ability of a cell to divide into several cells during reproduction in Plasmodium is called
Characters that are transmitted from parents to offspring during reproduction show
Complete the following sentence;
In Spirogyra, asexual reproduction takes place by …………..
Identify!
In plants, one of the male gametes fuses with the female gamete to form A. The A further grows to form the embryo. What is A?
The number of chromosomes in parents and offsprings of a particular species remains constant due to
In Rhizopus, tubular thread-like structures bearing sporangia at their tips are called
Natural vegetative propagation refers to formation of new plants from which of the following parts?
Factors responsible for the rapid spread of bread mould on slices of bread are
(i) large number of spores
(ii) availability of moisture and nutrients in bread
(iii) presence of tubular branched hyphae
(iv) formation of round shaped sporangia
Length of pollen tube depends on the distance between the ……………………………….. and ……………………….
Which of the following statements are true for flowers?
Which among the following statements are true for unisexual flowers?
Which of the following statements are TRUE for sexual reproduction in plants?
(i) It requires two types of gametes.
(ii) Fertilisation is a compulsory event.
(iii) It always results in the formation of a zygote.
(iv) Offspring formed are clones.
The diagram given below shows the parts of the seed marked as A, B and C:
Which of the following option correct label these parts?
During adolescence, several changes occur in the human body. Mark one change associated with sexual maturation in boys.
Offspring formed as a result of sexual reproduction exhibit more variations because
In human females, an event that reflects onset of reproductive phase is
In human males, the testes lie in the scrotum, because it helps in the
Which among the following is not the function of testes at puberty?
(i) formation of germ cells
(ii) secretion of testosterone
(iii) development of the placenta
(iv) secretion of estrogen
Which among the following diseases is not a sexually transmitted disease(STD)?
Which of the following statement is incorrect
Reproduction is essential for living organisms in order to ___________.
Which of the following is the correct sequence of events of sexual reproduction in a flowers?
What is the correct sequence of organs in the male reproductive system for the transport of sperms?
Hydra reproduces by the mode of reproduction shown in the image below:
The period during adolescence when the reproductive tissues begin to mature is called ………………………..
A scientist removes the stamen and pistil from a flower to check a specific parameter. Due to this action of the scitientist which of the following processes will be affected in the flower?
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