हिंदी

Multiple Choice Question: What Will Happen If the Temperature of the Scrotal Sacs Temporarily Goes to About 2°C Lower than Body Tempeiture?

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प्रश्न

Multiple Choice Question:

What will happen if the temperature of the scrotal sacs temporarily goes to about 2°C lower than body temperature?

विकल्प

  • Sperm formation will be stopped

  • Testes will start rotation movement

  • Scrotal sacs will contract and come close to the body

  • Scrotal sacs will relax and go down away from the body

MCQ
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उत्तर

Scrotal sacs will contract and come close to the body

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अध्याय 10: The Reproductive System - Multiple Choice Questions

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आईसीएसई Biology [English] Class 10 ICSE
अध्याय 10 The Reproductive System
Multiple Choice Questions | Q 3

संबंधित प्रश्न

Find the odd one out and write it: vagina, uterus, vas deferens, ovary


What is the name of the process in which thickened uterus lining alongwith blood vessels is removed from the body of a human female through vaginal bleeding?


Mention two functions of human ovaries.


Which structure in human female is equivalent to the  testes in the male?and in what respect the structures are equivalent?


Describe the process of fertilisation in humans and development of embryo briefly.


Which one of the following best describes the function of the umbilical cord? It :
(a) feeds the embryo with digested substances.
(b) conveys nutrients and wastes to and from the embryo respectively
(c) removes waste matter from the embryo to the mother's blood.
(d) supplies oxygenated blood from the mother to the embryo.


When a human female reaches a certain age then vaginal bleeding occurs for a few days after regular time intervals.
(a) What is this process known as (i) in scientific terms, and (ii) in everyday language?
(b) At what approximate age this process starts in human females? When is the human female said to have attained at this stage?
(c) After how much time is this process repeated? For how many days does this process usually last?
(d) What does the onset of this process in human females signify?
(e) At which particular event in the life of a human female does this process stop temporarily but start again?
(f) At which approximate age of human female does this process stop permanently?


Choose the correct answer:
First menstrual cycle is known as ___________


Name the Following

Days in the human gestation period.


The following is the illustration of the sequence of ovarian events (a-i) in a human female.

Write the difference between C and H.


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