Class 12 Biology - Chapter Human Reproduction NCERT Solutions | Draw a labeled diagram of a section thro
Welcome to the NCERT Solutions for Class 12th Biology - Chapter Human Reproduction. This page offers a step-by-step solution to the specific question from Excercise ".$ex_no." , Question 13: draw a labeled diagram of a section through ovary....
Question 13
Draw a labeled diagram of a section through ovary.
Answer
More Questions From Class 12 Biology - Chapter Human Reproduction
- Q:- What is spermatogenesis? Briefly describe the process of spermatogenesis.
- Q:- Describe the structure of a seminiferous tubule.
- Q:- What is oogenesis? Give a brief account of oogenesis.
- Q:- Identify True/False statements. Correct each false statement to make it true.
(a) Androgens are produced by Sertoli cells. (True/False)
(b) Spermatozoa get nutrition from Sertoli cells. (True/False)
(c) Leydig cells are found in ovary. (True/False)
(d) Leydig cells synthesise androgens. (True/False)
(e) Oogenesis takes place in corpus luteum. (True/False)
(f) Menstrual cycle ceases during pregnancy. (True/False)
(g) Presence or absence of hymen is not a reliable indicator of virginity or sexual experience. (True/False) - Q:- What are the major components of seminal plasma?
- Q:- Write two major functions each of testis and ovary.
- Q:-
What is menstrual cycle? Which hormones regulate menstrual cycle?
- Q:- What are the major functions of male accessory ducts and glands?
- Q:- Name the functions of the following.
(a) Corpus luteum
(b) Endometrium
(c) Acrosome
(d) Sperm tail
(e) Fimbriae - Q:- Name the hormones involved in regulation of spermatogenesis.
Popular Questions of Class 12 Biology
- Q:- Why is reproduction essential for organisms? Answer
- Q:- Name the parts of an angiosperm flower in which development of male and female gametophyte take place.
- Q:- What do you think is the significance of reproductive health in a society?
- Q:- Mention the advantages of selecting pea plant for experiment by Mendel.
- Q:- Group the following as nitrogenous bases and nucleosides:
Adenine, Cytidine, Thymine, Guanosine, Uracil and Cytosine. - Q:- Explain antibiotic resistance observed in bacteria in light of Darwinian selection theory.
- Q:- What are the various public health measures, which you would suggest as safeguard against infectious diseases?
- Q:- Explain in brief the role of animal husbandry in human welfare.
- Q:- Bacteria cannot be seen with the naked eyes, but these can be seen with the help of a microscope. If you have to carry a sample from your home to your biology laboratory to demonstrate the presence of microbes under a microscope, which sample would you carry and why?
- Q:- Can you list 10 recombinant proteins which are used in medical practice? Find out where they are used as therapeutics (use the internet).
Recently Viewed Questions of Class 12 Biology
- Q:- Describe briefly the followings:
(a) Origin of replication
(b) Bioreactors
(c) Downstream processing - Q:- Differentiate between:
(a) Hypocotyl and epicotyl
(b) Coleoptile and coleorrhiza
(c) Integument and testa
(d) Perisperm and pericarp - Q:- What are sacred groves? What is their role in conservation?
- Q:- If a population growing exponentially double in size in 3 years, what is the intrinsic rate of increase (r) of the population?
- Q:- List all the wastes that you generate, at home, school or during your Trips to other places, could you very easily reduce? Which would be Difficult or rather impossible to reduce?
- Q:- Define and design a test − cross?
- Q:-
Mention two strategies evolved to prevent self-pollination in flowers.
- Q:- What would be the molar concentration of human DNA in a human cell? Consult your teacher.
- Q:- Explain briefly
(a) PCR
(b) Restriction enzymes and DNA
(c) Chitinase - Q:- Name the methods employed in animal breeding. According to you which one of the methods is best? Why?
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