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Questions
Draw a sectional view of human ovary and label the different follicular stages, ovum and Corpus luteum.
Draw a labeled diagram of a section through ovary.
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Solution
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RELATED QUESTIONS
Women are often blamed for producing female children. Consequently, they are ill-treated and ostracized. How will you address this issue scientifically if you were to conduct an awareness programme to highlight the values involved?
The following is the illustration of the sequence of ovarian events (a − i) in a human female
(i) Identify the figure that illustrates ovulation and mention the stage of oogenesis it represents.
(ii) Name the ovarian hormone and the pituitary hormone that have caused the above mentioned event.
(iii) Explain the changes that occur in the uterus simultaneously in anticipation.
(iv) Write the difference between ‘c’ and ‘h’.
(v) Draw a labeled sketch of the structure of a human ovum prior to fertilization.
Describe the process of spermatogenesis with the help of diagram.
What is gamete formation?
In angiosperms, the pollen germinates to produce a pollen tube that carries two gametes. What is the purpose of carrying two gametes when a single gamete can fertilize the egg?
If one pollen grain produces two male gametes, how many pollen grains are needed to fertilize 10 ovules?
Identify the proper order of spermatogenesis and choose the correct option.
The immature male germ cells differentiates into ______ at the end of meiosis I.
There is no cell division involved in ______.
The principal tail piece of human sperm shows the microtubular arrangement of ______.
Which one is released from the ovary?
Select the correct sequence of stages of spermatogenesis in a human male ______.
Penetration of the sperm in the ovum is followed by ______
Observe the given figure and answer the questions that follow.
- Label A and B.
- Identify the process.
- What happens during this process and what is formed?
In the process of fertilization, this is true:
Which of the following cells during gametogenesis is normally diploid?
During reproduction, the chromosome number (2n) reduces to half (n) in the gametes and again the original number (2n) is restored in the offspring. What are the processes through which these events take place?
Meiotic division of the secondary oocyte completed ______.
