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12th Class Biology Chapter 21 Test

Here you can prepare 12th Class Biology Chapter 21 Cell Cycle Test. Click the button for 100% free full practice test.

Second Year Biology Chapter 21 Online MCQ Test for 2nd Year Biology Chapter 21 Cell Cycle Preparation

This online test contains MCQs about following topics:.

- Cell Cylce - Mitosis - Meiosis

FSC Part 2 Biology Ch 21 Test
ic

Second Year Biology Chapter 21 Online MCQ Test for 2nd Year Biology Chapter 21 Cell Cycle Preparation

Sr. # Questions Answers Choice
1 The stage of prophase that last for days, week or even year is.
  • A. Leptotene
  • B. Zygotene
  • C. Pachytene
  • D. Diplotene
2 Each bivalent consists of four.
  • A. Chromosomes
  • B. Chromatids
  • C. spores
  • D. Chiasmata
3 Unequal separation of chromosomes is called.
  • A. Disjunction
  • B. Separation
  • C. Non disjunction
  • D. Metastasis
4 Crossing over and random assortment of chromosomes are two significant happenings of
  • A. Mitosis
  • B. Amitosis
  • C. Meiosis
  • D. All a,b,and c
5 During which stage chromosomes are doubling
  • A. G2 Phase
  • B. G1 phase
  • C. S-Phase
  • D. G0 Phase
6 With in the ovary , progestetrone is produced by the:
  • A. Corpus albicans
  • B. Corpus Luteum
  • C. Tertairy follicles
  • D. Primary follicles
7 Trisomy of chromosome 18 is found in.
  • A. Down's syndrome
  • B. Edward syndrome
  • C. Patau syndrome
  • D. Jacob's syndrome
8 First essential phenomenon of meiosis i.e pairing of homologous Chromosomes called synapsis starts in
  • A. Leptotene
  • B. Zygotene
  • C. Pachytene
  • D. Diplotene
9 An unwanted clone of cells and establishment of secondary areas of growth is called.
  • A. Tumor
  • B. Growth
  • C. Lump
  • D. Swelling
10 The basic difference betweenn spermatogenesis and oogenesis is that :
  • A. During spermatogenesis two more polar bodies are produced
  • B. The mature ovum is haploid while the sperm is 1n
  • C. Spermatogenesis involves mitosis and meiosis, but oogenesis involves meiosis only
  • D. In oogenesis, one mature ovum is produced, and in spermatogenesis four mature sperm are produced

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Share your comments questions here
Sort By:
  • Awais Ali

    03 May 2023

    chapter twenty one ki kuch option wrong hn

    Like
    Reply
  • Umer Siddique

    28 Apr 2023

    chepter twenty one

    Like
    Reply
  • Umer Siddique

    28 Apr 2023

    chepter ans incorreect question no chauda correct is g two phase not g one phase

    Like
    Reply
  • S

    Samiullah

    19 Feb 2023

    hii

    Like
    Reply
  • M

    Maham

    09 Jul 2019

    How can i see my result......

    Like (1)
    Reply
  • H

    Hira

    06 Apr 2019

    sir.....annual mein just MCQS to nhi aaty.......subjectie ka test hi ziada important hota hai ...q nhi arrange krty wo bhi app?

    Like (2)
    Reply
  • M

    Mano Bukhari

    08 Nov 2018

    i got ful marks

    Like (2)
    Reply
  • A

    Asma

    26 Apr 2016

    Nice test scheme

    Like (2)
    Reply
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