Question 1 :
Study the figure given below and answer the following questions.<br><img style='object-fit:contain' src="https://storage.googleapis.com/teachmint/question_assets/ISC%20-%20Class%2012/5f7d58d8fb4627429f3a8904"><br>Name the stage of human embryo the figure represent.
Question 2 :
Given below is the T.S. of human ovary. Identity in the diagram :<br><img style='object-fit:contain' src="https://storage.googleapis.com/teachmint/question_assets/ISC%20-%20Class%2012/5f7d58d6db6c68426fc8ebb1"><br>Corpus luteum
Question 5 :
The following is the illustration of the sequence of ovarian events (a-i) in a human female.<br><img style='object-fit:contain' src="https://storage.googleapis.com/teachmint/question_assets/ISC%20-%20Class%2012/5f7d58dffb4627429f3a8914"><br>Identify the figure that illustrate ovulation and mention the stages of oogenesis it represents.
Question 6 :
About which day in a normal human mentrual cycle docs rapid secretion of LH (popularly7 called LH surge) normally occurs ?
Question 7 :
{tex} 16 ^ { \text {th } } {/tex} day to {tex} 25 ^ { \text {th } } {/tex} day of the cycle
Question 8 :
The Leydig cells found in the human body are the secretory source of—
Question 12 :
Name the structure of which the given diagram is a part.
Question 13 :
What is {tex} { } ^ { \prime } f {/tex} cell ? Mention its function.
Question 20 :
Explain the changes that occur in the uterus simultaneously in anticipation.
Question 23 :
Draw a diagram of 'b' separately and label the parts. <br>- that help its entry into a <br>- that carry genetic material <br>- that help in its movement.
Question 26 :
Name the ovarian hormone and the pituitary hormone that have caused the above mentioned events.
Question 28 :
Tire mesoderm gives rise to all of the following structure in the fully developed animal except—
Question 32 :
I lormone responsible for the secretion of milk after parturition is—
Question 35 :
Given below is a chart showing ovarian changes during menstrual cycle. Fill in the spaces with the hormonal factor (s) responsible for the events shown.<br><img style='object-fit:contain' src="https://storage.googleapis.com/teachmint/question_assets/ISC%20-%20Class%2012/5f7d58d9db6c68426fc8ebc1"><br>
Question 38 :
Study the graph given below and answer the question that follow:<br><img style='object-fit:contain' src="https://storage.googleapis.com/teachmint/question_assets/ISC%20-%20Class%2012/5f7d58defb4627429f3a8911"><br>Name the hormones {tex} { } ^ { \prime } \mathrm { X } ^ { \prime } {/tex} and {tex} { } ^ { \prime } \mathrm { Y } ^ { \prime } {/tex}
Question 42 :
Explain the ovarian events (a), (b) and (c) under the influence of hormones {tex} { } ^ { \prime } \mathrm { X } ^ { \prime } {/tex} and {tex} { } ^ { \prime } \mathrm { Y } ^ { \prime } {/tex}
Question 43 :
Mention the number of cells in the following stages :<br><table><tr><td>S.No.</td><td>Embryonic Stages</td><td>No.of Cells</td> </tr><tr><td>(i)</td><td>Zygote</td><td>_____</td> </tr><tr><td>(ii)</td><td>Morula</td><td>_____</td> </tr><tr><td>(iii)</td><td>Blastocyst</td><td>_____</td> </tr></table><br>
Question 45 :
Write the difference between ' {tex} { } ^ { \prime } \mathrm { C } ^ { \prime } {/tex} and {tex} { } ^ { \prime } \mathrm { h } ^ { \prime } {/tex}
Question 46 :
Name 'a' and 'b' cell. What is the simmilarity between them with reference to the number of chromosomes.