मराठी
कर्नाटक बोर्ड पी.यू.सी.पीयूसी विज्ञान 2nd PUC Class 12

Identify the correct statement from the following:

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प्रश्न

Identify the correct statement from the following:

पर्याय

  • High levels of estrogen triggers the ovulatory surge.

  • Oogonial cells start to proliferate and give rise to functional ova in regular cycles from puberty onwards.

  • Sperms released from seminiferous tubules are highly motile.

  • Progesterone level is high during the post ovulatory phase of menstrual cycle.

MCQ
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उत्तर

Progesterone level is high during the post ovulatory phase of menstrual cycle.

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  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 3: Human Reproduction - MULTIPLE CHOICE QUESTIONS [पृष्ठ १७]

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एनसीईआरटी एक्झांप्लर Biology Exemplar [English] Class 12
पाठ 3 Human Reproduction
MULTIPLE CHOICE QUESTIONS | Q 2. | पृष्ठ १७

संबंधित प्रश्‍न

Identify True/False statement. Correct false statement to make it true.

Menstrual cycle ceases during pregnancy.


Why is follicular phase in the menstrual cycle also referred as proliferative phase? Explain.


the Biological/technical term for Complete stoppage of menstrual cycle in females


Give appropriate biological or technical terms for the following:

The onset of menstruation in a young girl


Name the Following

The term used when females stop menstruation at the age of 45-50 years.


Painful menstruation is termed as ____________.


Which one of the following menstrual irregularities is correctly matched?


Answer the following type of question Assertion (A) and Reason (R).

(A) - Ovulation is the release of the ovum from the Graafian follicle.

(R) - It occurs during the follicular phase of the menstrual cycle.


Identify the phase of the menstrual cycle during which there is a peak in the level of progesterone.


Progesterone peaks during which phase of the menstrual cycle?


If the corpus luteum is present in the ovary even after 72 hours after ovulationit indicates that ______.


Choose the correct order of phases of the menstrual cycle.


Define ovulation.


Menstruation is triggered by an abrupt decline in the amount of ______.


The level of progesterone is high at which phase in the menstrual cycle?


What role does pituitary gonadotropins play during follicular and ovulatory phases of menstrual cycle? Explain the shifts in steroidal secretions.


In the figure given below, parts A and B show the level of hormones which influence the menstrual cycle. Study the figure and answer the questions that follow:

  1. Name the organs which secrete the hormones represented in parts A and B.
  2. State the impact of the hormones in part B on the uterus of the human female during 6 to 15 days of the menstrual cycle.

The figure show a section of human ovary. Select the option which gives the correct identification of either A or B with function/characteristic.


The egg is passed down through the oviduct by muscular contractions.


The onset of menstruation in women is called ______.


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