NEET Test Series-2021/NEET Biology MCQS Mock Test Paper 31 Sample Test,Sample questions

Question:
A freshly unfertilized egg of hen contains

1.10;000 cells

2.1;000 cells

3.100 cells

4.one cell

Posted Date:-2021-02-22 04:38:40


Question:
An abnormal rise in the number of RBC count is known as________.

1. Polycythemia

2. Anaemia

3.Leukemia

4.All the above

Posted Date:-2021-02-22 04:38:40


Question:
An example of plants occupying the second stage of hydrosere is

1.Salix

2.Vallisneria

3.Azolla

4.Typha

Posted Date:-2021-02-22 04:38:40


Question:
 In ecological succession; the final stable community is known as

1.climax community

2.ultimate community

3.final community

4. seral community

Posted Date:-2021-02-22 04:38:40


Question:
 In human females; the fertilized eggs get implanted in the uterus after ________.

1.One month of fertilization

2.Two months of fertilization

3. Seven days of fertilization

4.Three weeks of fertilization

Posted Date:-2021-02-22 04:38:40


Question:
 In women; this sexually transmitted disease can result in infertility

1.Human papillomavirus (HPV)

2.Pelvic inflammatory disease

3. Genital herpes

4.None of the above

Posted Date:-2021-02-22 04:38:40


Question:
 Process of the successful establishment of species in a new area is known as

1. climax

2.sere

3.ecesis

4. invasion

Posted Date:-2021-02-22 04:38:40


Question:
 The spindle in the determinate cleavage is

1.Horizontal

2. Oblique

3.Vertical

4.Sub-equatorial

Posted Date:-2021-02-22 04:38:40


Question:
 This is a major reason for infertility in women

1. Anovulation

2.Weight

3.Age

4.All of these

Posted Date:-2021-02-22 04:38:40


Question:
 What happens to the red blood cells when it is kept in 0.8% NaCl?

1.Burst

2.Shrink

3.Remains unchanged

4.None of the above

Posted Date:-2021-02-22 04:38:40


Question:
 What is the average life span of human Red blood Cells?

1.90 days

2.100 days

3.120 days

4. None of the above

Posted Date:-2021-02-22 04:38:40


Question:
 Which of the following embryo has a parasitic mode of nutrition?

1.Mammalian embryo

2.Bird’s embryo

3.Amphibian embryo

4.Reptilian embryo

Posted Date:-2021-02-22 04:38:40


Question:
Boosting the intake of _________ can help women trying to conceive

1.Potassium

2.Folic acid

3.Lycopene

4.Nickel

Posted Date:-2021-02-22 04:38:40


Question:
Brain; nerve cells and spinal cord or the central nervous system develops from embryonic ______.

1.Mesoderm

2.Endoderm

3.Ectoderm

4.Both (b) and (c)

Posted Date:-2021-02-22 04:38:40


Question:
Discoidal and superficial cleavages are types of

1. Unequal holoblastic

2. equal holoblastic

3.both (a) and (b)

4. Meroblastic

Posted Date:-2021-02-22 04:38:40


Question:
Division of White Blood Cells takes place by_____

1.Meiosis

2.Amitosis

3.Mitosis

4.None of the above

Posted Date:-2021-02-22 04:38:40


Question:
Egg implantation is followed by______.

1. Parturition

2.Copulation

3.Fertilization

4.Gestation

Posted Date:-2021-02-22 04:38:40


Question:
Fertility in women is impaired by

1.Hernia

2.High blood pressure

3.Obesity

4.Gallstones

Posted Date:-2021-02-22 04:38:40


Question:
How many cleavages are completed in the 16-celled stage of an egg?

1.12

2.8

3.4

4.3

Posted Date:-2021-02-22 04:38:40


Question:
If an unfertilized egg is pricked with a microneedle; it will

1. transform into a tadpole at a faster rate

2. die immediately

3.will remain undivided

4.start dividing

Posted Date:-2021-02-22 04:38:40


Question:
If the first cleavage furrow divides zygote completely into two; the cleavage type is

1.meroblastic

2.holoblastic

3.equatorial

4. radial

Posted Date:-2021-02-22 04:38:40


Question:
Implantation is the process of__________.

1.Attachment of blastocyst to the uterine wall

2.Egg movement

3.Degeneration of egg

4. Egg fertilization

Posted Date:-2021-02-22 04:38:40


Question:
In adults; Red blood Cells is formed in ________.

1. The liver

2. The thymus

3.The spleen

4.The bone marrow of long bones

Posted Date:-2021-02-22 04:38:40


Question:
Infertility is when a couple fails to conceive after

1.4 years of unprotected sex

2. 3years of unprotected sex

3.2 years of unprotected sex

4.1 year of unprotected sex

Posted Date:-2021-02-22 04:38:40


Question:
In ecological succession; the intermediate developmental phase is known as

1.ecesis

2.climax

3.nudation

4. sere

Posted Date:-2021-02-22 04:38:40


Question:
Least constancy of shape is exhibited by_______.

1.Blood platelets

2.Epithelial Cells

3.White Blood Cells

4.Red blood Cells

Posted Date:-2021-02-22 04:38:40


Question:
Lithosphere serves as a reservoir for

1.nitrogen cycles

2. carbon cycles

3.oxygen cycles

4.phosphorus cycles

Posted Date:-2021-02-22 04:38:40


Question:
Lymph differs from blood in having ________.

1.Much more of water content

2.No WBC

3.No RBC

4. No protein

Posted Date:-2021-02-22 04:38:40


Question:
Menstrual phase bleeding is due to

1. necrosin

2.fibrinolysis

3. menotoxin

4. vasoconstriction and ischaemia

Posted Date:-2021-02-22 04:38:40


Question:
Mesoderm gives rise to all the structures except ______.

1. Gonads

2. Circulatory system

3.Nervous system

4.Muscular system

Posted Date:-2021-02-22 04:38:40


Question:
Nerve supply of ovary is through

1.Sacral fibers

2.Pudendal nerve

3.Branches of renal and aortic plexus

4.none of the above

Posted Date:-2021-02-22 04:38:40


Question:
On the sand; ecological succession is

1.halosere

2.xerosere

3.hydrosere

4.psammosere

Posted Date:-2021-02-22 04:38:40


Question:
Order of basic processes involved in succession is

1. invasion -> stabilization -> completion and coaction -> reaction -> nudation

2.nudation -> stabilization -> completion and coaction -> invasion -> reaction

3.invasion -> nudation -> completion and coaction -> reaction -> stabilization

4.nudation -> invasion -> completion and coaction -> reaction -> stabilization

Posted Date:-2021-02-22 04:38:40


Question:
Procedures used to treat infertility are

1.ICSI – Intracytoplasmic Sperm Injection

2.IVF – In Vitro Fertilization

3.IUI – Intrauterine insemination

4.All of these

Posted Date:-2021-02-22 04:38:40


Question:
Pseudopregnancy is a physiological condition; comparable to normal pregnancy except that there is no__________.

1. endometrial changes

2.developing foetus

3.corpus luteum

4.developing ovum

Posted Date:-2021-02-22 04:38:40


Question:
Right ovarian artery arises from

1.Uterine artery

2.Aorta

3.Renal artery

4.Common iliac artery

Posted Date:-2021-02-22 04:38:40


Question:
The fertilized egg divides by the process of

1.Oogenesis

2.Cleavage

3. Regeneration

4. Invagination

Posted Date:-2021-02-22 04:38:40


Question:
The only human system that is derived from all the three germ layers is

1. Nervous system

2.Digestive system

3. Respiratory system

4.Excretory system

Posted Date:-2021-02-22 04:38:40


Question:
The protein content is the highest in the lymphatics of ________.

1.Liver

2.Kidney

3.Below the skin

4.All the above

Posted Date:-2021-02-22 04:38:40


Question:
The type of cleavage found in insects

1.Holoblastic

2.Discoidal

3.Superficial

4.Meroblastic

Posted Date:-2021-02-22 04:38:40


Question:
This about ecological succession is incorrect

1. food chain relationships become more complex

2.species diversity increases as succession proceeds

3.role of decomposers becomes all the more important

4.is a random process

Posted Date:-2021-02-22 04:38:40


Question:
This condition impairs infertility

1.PCOD

2.Fibroids

3.Endometriosis

4.All of these

Posted Date:-2021-02-22 04:38:40


Question:
This is also known as meroblastic cleavage

1. Partial

2. Unequal holoblastic

3.Equal holoblastic

4. Superficial

Posted Date:-2021-02-22 04:38:40


Question:
This is not a climax vegetation

1.grasses

2.savannah

3.forests

4.hydrophytes

Posted Date:-2021-02-22 04:38:40


Question:
This is true about secondary succession

1. follows primary succession

2.takes place on a deforested site

3.is similar to primary succession except that it has a relatively slower pace

4.begins on a bare rock

Posted Date:-2021-02-22 04:38:40


Question:
When the count of white blood cells drops below the optimum level of blood it is known as ________?

1.Anaemia

2.Leukopenia

3.Leukaemia

4.All of the above

Posted Date:-2021-02-22 04:38:40


Question:
which of the following events is likely to take place; if the nuclei from an 8-celled stage of an embryo are transplanted into enucleated eggs?

1. Recipient egg dies

2. Donor nuclei die in the new environment

3.Cleavage occurs but is arrested after some time

4.Formation of the viable embryo in the recipient eggs

Posted Date:-2021-02-22 04:38:40


Question:
Which of the following options contains only the mesodermal structures?

1.Heart; blood; bones; notochord

2.Heart; blood; muscles; liver

3.Notochord; blood; liver; muscles

4.Liver; heart; bones; blood

Posted Date:-2021-02-22 04:38:40


Question:
Which of the following organ is formed during gastrulation?

1.Gill

2.Vitelline membrane

3. Heart

4.Archenteron

Posted Date:-2021-02-22 04:38:40


Question:
Which of the following statement is true about the Camel’s erythrocytes?

1.Oval and nucleated

2.Oval and non-nucleated

3.Circular; nucleated and biconvex

4.Circular; non-nucleated and biconcave

Posted Date:-2021-02-22 04:38:40


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