Lec 122 - RRB JE/NTPC - GENERAL SCIENCE - BIOLOGY | HEREDITY & EVOLUTION | CBT 1

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  • Опубликовано: 31 окт 2024

Комментарии • 52

  • @Ashalinips
    @Ashalinips 3 года назад +1

    Thank you so much mam...NCERT science covered ....

  • @ECAbeyaantrix
    @ECAbeyaantrix  5 лет назад

    Info left in the video:
    In humans, each cell normally contains 23 pairs of chromosomes, for a total of 46. Twenty-two of these pairs, called autosomes, look the same in both males and females. The 23rd pair, the sex chromosomes, differ between males and females. Females have two copies of the X chromosome, while males have one X and one Y chromosome.
    After watching the whole video, practice these questions:
    1. Homologous organ have
    a. Same structure, same function
    b. Different structure, different function
    c. Same structure, different function
    d. different structure, same function
    2. Who have a perfect pair of sex chromosomes?
    a. Girls only b. Boys only c. Both girls and boys d. It depends on many other factors
    3. A zygote which has an X-chromosome inherited from the father will develop into a
    (a) Boy
    (b) Girl
    (c) X-chromosome does not determine the sex of a child
    (d) Either boy or girl
    4. A trait in an organism is influenced by
    (a) Paternal DNA only
    (b) Maternal DNA only
    (c) Both maternal and paternal DNA
    (d) Neither by paternal nor by maternal DNA
    5. Number of chromosomes in a human male is _________.
    a. 23
    b. 23 pairs
    c. 22 pairs + XY
    d. 22 pairs
    6. The number of pair(s) of sex chromosomes in the zygote of humans is
    (a) One
    (b) Two
    (c) Three
    (d) Four
    7. The two versions of a trait (character) which are brought in by the male and female gametes are situated on
    (a) Copies of the same chromosome
    (b) Two different chromosomes
    (c) Sex chromosomes
    (d) Any chromosome
    8. Alternative forms of a gene are called _____________.
    a. loci
    b. multiples
    c. chromosomes
    d. alleles
    9. Which of these is homozygous recessive?
    a. Ss
    b. ss
    c. SS
    d. s
    10. What will be the genotypic ratio of the cross between Rr and rr?
    a. 1:2:1
    b. 3:1
    c. 1:1
    d. 1:1:1

    • @sharanrajarumugam5565
      @sharanrajarumugam5565 5 лет назад

      1) C
      2) A
      3) B
      4) C
      5) C
      6) A
      7) B
      8) D
      9) B
      10) C 1:1 , kindly post the solution for this.
      Hi mam, one kind request.
      Neenga koduthuruka practice questions ellame romba helpful a dhan irukum. But andha questions ellame neenga browse panni kudutha madiri iruku, 1 or 2 questions Ku dhan answer unga class notes la iruku, matha ellame browse Panna edhachum oru website la iruku, adhu kandippa engaluku helpful a dhan iruku, no doubt. But wt my concern is, last week la naanga revise pandra appo unga notes la adhellam irukadhu, so indha questions lam nyabagam irukadhu. Indha points lam neenga video la sollirundha innum better a irundhu irukum...

    • @sharanrajarumugam5565
      @sharanrajarumugam5565 5 лет назад

      And plsss comment the solution for 10th question...

    • @ECAbeyaantrix
      @ECAbeyaantrix  5 лет назад +1

      I have mentioned all these points in my video pa. Also, left points will been given in pinned comment always! After completing lecture notes, I will browse the possible questions in those topics, gather questions & include it in my comment. I hope that u are taking those questions too in ur notes.

    • @ECAbeyaantrix
      @ECAbeyaantrix  5 лет назад

      Ans for Q no. 10 is 1:1

    • @sharanrajarumugam5565
      @sharanrajarumugam5565 5 лет назад

      @@ECAbeyaantrix yeah mam, I already did comment that answer, I asked for the solution mam, that genetic table

  • @s.santhoshkumardhoni6727
    @s.santhoshkumardhoni6727 5 лет назад +3

    Thanks for ur teaching mam

  • @ananchasivansivan9340
    @ananchasivansivan9340 5 лет назад +2

    Really it is very useful for rrb exam so pls upload all science videos early as possible mam...

  • @sureshkumar054
    @sureshkumar054 5 лет назад +2

    Super sister

  • @kalaiselvan1367
    @kalaiselvan1367 5 лет назад +1

    Eagerly waiting mam

  • @priyamano2376
    @priyamano2376 5 лет назад +2

    Tq mam

  • @vinor4309
    @vinor4309 5 лет назад +1

    Thank you madam😊

  • @gopigovindhan7046
    @gopigovindhan7046 5 лет назад +3

    Mam remaining maths reasoning part update panna useful irukum thanks for teaching

  • @sivachandran5555
    @sivachandran5555 5 лет назад +2

    Hi EC, For your kind of suggestion points
    We all knew as much of subject matter.
    Can you provide this chapters vise model questions typically same as our RRB NTPC Exam patterns
    So that we can easily grab your videos, because now trending is questions types of guide.

  • @kalaiselvan1367
    @kalaiselvan1367 5 лет назад +1

    Tanq mam u r the one who bring life to the Tamil peoples mam...and I have one request mam can u cover technical portion in je 2nd stage of ECE syllabus mam

  • @thameshwaransundar4311
    @thameshwaransundar4311 5 лет назад +1

    ma'am,
    exam announced please complete all science topics as soon as possible.

  • @kalaiselvan1367
    @kalaiselvan1367 5 лет назад +1

    I kind request you to continue the ece technicial syllabus for je mam it is very helpful mam

    • @ECAbeyaantrix
      @ECAbeyaantrix  5 лет назад +1

      Sure sure pa. Stay connected.

    • @kalaiselvan1367
      @kalaiselvan1367 5 лет назад

      Tanq mam technician syllabus maximum je second stage kulla complete pannirunga mam...tanq very much mam...

  • @kumareshks3449
    @kumareshks3449 5 лет назад +1

    Thank you mam
    Mam 9th 10th cbse book full ah konjam nadathunga mam.
    Ellarukkum useful ah irukum

  • @RameshBesimpleBesample
    @RameshBesimpleBesample 5 лет назад +2

    Tq u so much mam.....maths topics la again topics complete pannunga

  • @rahulbabugv1469
    @rahulbabugv1469 5 лет назад +1

    Mam one kind request mam..plzz complete aptitude section..as quick as possible

  • @etrgamingtamil8946
    @etrgamingtamil8946 5 лет назад +1

    Mam class coad invalid nu varuthu mam enna pandrathu pls hlp 🙏

  • @kalaivani9603
    @kalaivani9603 5 лет назад +1

    Tnq sis for ur teaching.NCERT books enga kidaikum sis..

  • @RameshBesimpleBesample
    @RameshBesimpleBesample 5 лет назад +1

    Sister RRB JE EXAM DATE VANTHURUCHJ 22.05.2019....start akuthu .so pl nenga January to April month current affairs pdf podunga sister

  • @sabarishjs1993
    @sabarishjs1993 5 лет назад +1

    Class code send pannunga akka..already join pannadhula new updates lam varala....

    • @ECAbeyaantrix
      @ECAbeyaantrix  5 лет назад

      Not dealing with google classroom for now ma.

  • @aagneysurya5638
    @aagneysurya5638 5 лет назад

    Thn q mam....Innum life science la ethana topic irukku mam..

  • @maneesh1571
    @maneesh1571 4 года назад

    Madam human blood topic onnu podungka and

  • @sbaby4178
    @sbaby4178 5 лет назад +1

    THANK YOU MAM FOR THESE PRECIOUS UPLOAD............I WANT TO JOIN IN GOOGLE CLASS ROOM..PLEASE PROVIDE GOOGLE CLASS ROOM CODE.........PLSSSSSSSS

    • @ECAbeyaantrix
      @ECAbeyaantrix  5 лет назад

      Not dealing with google classroom for now ma.

  • @RameshBesimpleBesample
    @RameshBesimpleBesample 5 лет назад +2

    Pl class code soillunga sister..,. current affairs pdf venum...

    • @ECAbeyaantrix
      @ECAbeyaantrix  5 лет назад

      Not dealing with google classroom for now ma.

  • @usefultimewithammu99
    @usefultimewithammu99 5 лет назад

    No practice questions ka

  • @saravanasaravana6325
    @saravanasaravana6325 5 лет назад

    Indian history yepo start pannuvenga mam....

  • @sivachandran5555
    @sivachandran5555 5 лет назад

    Mam, I'm basically comes from Tamil medium, can you please tell which are word's are also same in Tamil name's, also pls teach Tamil while you are telling English already u tell like that those, but pls said like same as in what they are called in tamil

    • @sivachandran5555
      @sivachandran5555 5 лет назад

      Because I'm applied for RRB NTPC exam in Tamil

  • @santhosameri3288
    @santhosameri3288 5 лет назад

    Mam.... Exam Data Eppom

  • @mahipalsingh5735
    @mahipalsingh5735 5 лет назад +1

    Mam humble request to you speak in English in next video

  • @prabhapeter9771
    @prabhapeter9771 5 лет назад +1

    Tq mam