Choose the correct sequence. A. Pachytene B. Zygotene C. Leptotene D. Diakinesis E. Diplotene

General Science Biology Botany Class 11th NEET UG NEET UG Preparation

Q. 12 of Quiz-1440 (Que-ID : 3005)

Choose the correct sequence. A. Pachytene B. Zygotene C. Leptotene D. Diakinesis E. Diplotene

C, B, A, D, E
C, A, B, E, D
C, B, A, E, D
D, B, C, E, A

Ans → (c)C, B, A, E, D

Explanation → These are the five phases of prophase I of Meiosis I based on the chromosomal behaviour

This question is taken from this post → Cell Division and Cell Cycle (Class 11th Biology) Revision Test | MCQs For NEET - attemp/practice

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More MCQs in - Cell Division and Cell Cycle (Class 11th Biology) Revision Test | MCQs For NEET

Q. 1 of Quiz-1440 (Que-ID : 2994)

Golgi complex and endoplasmic reticulum cannot be seen during

late telophase
late prophase
early anaphase
late metaphase

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Q. 2 of Quiz-1440 (Que-ID : 2995)

Cell plate grows from

walls to the centre
centre to the walls
in patches
simultaneously

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Q. 3 of Quiz-1440 (Que-ID : 2996)

Choose the correct sequence. A. Chromatin condensation B. Protein synthesis C. Duplication of centrioles D. Centrioles moves towards opposite poles

C, A, B, D
C, B, A, D
C, D, B, A
A, C, D, B

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Q. 4 of Quiz-1440 (Que-ID : 2997)

If you are provided with root-tips of onion in your class and are asked to count the chromosomes which of the following stages can you most conveniently look into

Prophase
Anaphase
Telophase
Metaphase

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Q. 5 of Quiz-1440 (Que-ID : 2998)

Karyokinesis is the term used for

division of cytoplasm
division of nucleoplasm
division of nucleus
separation of daughter chromosomes

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Q. 6 of Quiz-1440 (Que-ID : 2999)

During which stage the chromosomes first become visible

Anaphase
Metaphase
Prophase
Telophase

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Q. 7 of Quiz-1440 (Que-ID : 3000)

In mitosis, nuclear envelope and nucleolus disappear during

Metaphase
Interphase
Prophase
Telophase

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Q. 8 of Quiz-1440 (Que-ID : 3001)

Arrange the following events of meiosis in the correct sequence: I. Terminalization II. Crossing over III. Synapsis IV. Disjunction of genomes The correct sequences

II, I, IV, III
III, II, I, IV
IV, III, II, I
I, IV, III, II

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Q. 9 of Quiz-1440 (Que-ID : 3002)

The major event that occurs during the anaphase of mitosis, which brings about the equal distribution of chromosomes, is

splitting of the centromeres
splitting of the chromatids
replication of the genetic material
condensation of the chromatin

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Q. 10 of Quiz-1440 (Que-ID : 3003)

what type of plant is formed when colchicine is used in the process of development of Raphanobrassica?

Autotetraploid
Haploid
Triploid
Allotetraploid

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Q. 11 of Quiz-1440 (Que-ID : 3004)

Meiosis occurs for the human female in ______.

Pancreas
Liver
Ovary
Kidney

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Q. 12 of Quiz-1440 (Que-ID : 3005)

Choose the correct sequence. A. Pachytene B. Zygotene C. Leptotene D. Diakinesis E. Diplotene

C, B, A, D, E
C, A, B, E, D
C, B, A, E, D
D, B, C, E, A

Discuss View Answer

Q. 13 of Quiz-1440 (Que-ID : 3006)

How many chromosomes are there in onion root tip cell?

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Q. 14 of Quiz-1440 (Que-ID : 3007)

Lampbrush chromosomes are observed in

Mitotic prophase
Mitotic metaphase
Meiotic metaphase
Meiotic prophase

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Q. 15 of Quiz-1440 (Que-ID : 3008)

Which of the following cellular structures always disappears during mitosis and meiosis?

Plasma membrane
Nucleolus and nuclear envelope
Plastids
none of these

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Q. 16 of Quiz-1440 (Que-ID : 3009)

Centromere is a constituent of

Ribosome
ER
Chromosome
Mitochondrion

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Q. 17 of Quiz-1440 (Que-ID : 3010)

In which phase of cell cycle, proteins are synthesised?

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Q. 18 of Quiz-1440 (Que-ID : 3011)

Early prophase
Early metaphase
Early telophase
Early anaphase

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Q. 19 of Quiz-1440 (Que-ID : 3012)

The stage in which daughter chromosomes move toward the poles of the spindle is

Anaphase
Metaphase
Prophase
Telophase

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Q. 20 of Quiz-1440 (Que-ID : 3013)

Synaptonemal complex dissolves in _____ stage.

Zygotene
Pachytene
Diakinesis
Diplotene

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Q. 21 of Quiz-1440 (Que-ID : 3014)

Synapsis occurs between

A male and female gametes
Ribosome and m-RNA
Spindle fibres and centromeres
Two homologous chromosomes

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Q. 22 of Quiz-1440 (Que-ID : 3015)

Division of nucleus without being followed by cytokinesis results into

Phargmoplast
Polyploidy
Uninucleate condition
Multinucleate condition

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Q. 23 of Quiz-1440 (Que-ID : 3016)

A cell plate is laid down during

Cytokinesis
Interphase
Karyokinesis
None of these

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Q. 24 of Quiz-1440 (Que-ID : 3017)

Crossing over results the exchange of genetic material, which occurs between

Non-sister chromosomes
Sister chromatids
Non-homologous chromosome
Homologous chromosomes

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Q. 25 of Quiz-1440 (Que-ID : 3018)

The number of chromosome and the amount of DNA are changed in

Metaphase and M phase
Anaphase and S phase
Interphase and S phase
None of these

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NPK denotes

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Nitrogen, Protein, Potassium
Nitrogen, Potassium, kinetin
Nitrogen, Phosphorus, Potassium

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Q. 1 of Quiz- (Que-ID : 3294)

Which one of the following phenomena supports Darwin’s concept of natural selection in organic evolution ?

Development of transgenic animals
Production of “Dolly’, the sheep by cloning
Prevalence of pesticide resistant insects
Development of organs from ‘stem cells’ for organ transplantation.

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Q. 10 of Quiz- (Que-ID : 3353)

Which of the following is an example of a cross-breed ?

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Hilsa
Hisardale
Sahiwal

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Q. 7 of Quiz- (Que-ID : 3175)

The vascular tissue of blood is made up of

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platelets
all of the above

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Q. 14 of Quiz- (Que-ID : 3232)

The coloured part of a Bougainuillea flower is the

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Iodine is found in

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Choose the correct statement/statements. Pumps in active transport are A. Lipids that bind molecules to pass them through the membrane. B. Transport molecules uphill. C. These are specific transporters. D. These are sensitive to inhibitors

A and C
A, B and D
B, C and D
C and D

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Which of the following groups is formed only of the hermaphrodite organisms?

Earthworm, tapeworm, housefly, frog
Earthworm, tapeworm, seahorse housefly
Earthworm, leech, sponge, roundworm
Earthworm, tapeworm, leech, sponge

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Q. 25 of Quiz- (Que-ID : 3418)

Transgenic plants are develop by

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Q. 19 of Quiz- (Que-ID : 3287)

Which one of the following is a vascular cryptogram?

Cedrus
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Ginkgo
Marchantia

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Which of the following statements is the most appropriate for sickle cell anaemia ?

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It conferes resistance to acquiring malaria
All of the above.

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Q. 15 of Quiz- (Que-ID : 3358)

MOET stands for

Multiple Ovulation and Egg transfer Technology
Multiple Ovary and Embryo Transfer Technology
Multiple Ovulation Embryo Transfer Technology
Method of Egg Transfer Technology

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Q. 13 of Quiz- (Que-ID : 3356)

Artificial insemination involves

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egg collection
embryo collection

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Q. 6 of Quiz- (Que-ID : 3524)

Bhopal gas tragedy of 1884 took place because methyl isocyanate reacted with

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CO2
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Q. 2 of Quiz- (Que-ID : 3045)

Angiosperm pollen is generally released at the

1 – celled stage
2 – celled stage
3 – celled stage
male gamete formation stage

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Q. 17 of Quiz- (Que-ID : 2835)

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Embryo development
Formation of flower
Formation of pollen grains

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transpiration

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Q. 19 of Quiz- (Que-ID : 2962)

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feminism
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mesophyll is not differentiated into palisade and spongy parenchyma

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Osteichthyes belongs to

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super class pisces
super class tetrapoda
division agnatha

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nucleus

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Body is impervious to water

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During menarch
During menopause
During embryonic development

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Threadworms
Sponges
Tapeworms
Liver fluke

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none of these

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Pelvic girdle of python
Flipper of seal

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on either side of vas deferens in humans
on either side of penis in humans
on either side of Fallopian tube in humans

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Choose the correct pair.

Hippocampus – 3-chambered heart
Rana – 2-chambered heart
Crocodilus – 4-chambered heart
Pavo – 3-chambered heart

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Exponential, phase
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X-rays
gamma rays

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Acetyl CoA combine with oxalo-acetate in presence of condensing enzyme citrate synthase to form 6-C compound called

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