Biology/Biology MCQS[NEET-2021 to 2022]-Biology MCQS 2021 Sample Test,Sample questions

Question:
32 - celled stage of human embryo is 

1.Four times the size of fertilised egg

2. Two times the size of fertilised egg

3.Same size as fertilised egg

4.Smaller than fertilised egg

Posted Date:-2021-06-18 10:35:41


Question:
3rd and 9th cranial nerve is 

1.Optic and trigeminal

2.Trochlear and vagus

3.Oculomotor and glossopharyngeal

4.None of the above

Posted Date:-2021-06-18 10:35:41


Question:
7th and 1st cranial nerves are..

1.Facial and olfactory

2.Optic and olfactory

3.Auditory and olfactory

4.Aaccessory and olfactory

Posted Date:-2021-06-18 10:35:41


Question:
Action of adrenaline 

1.Increased systolic blood pressure

2.Decrease the secreation of sweat

3.Decreased in red blood cell count in blood

4.Decreased activity of brain

Posted Date:-2021-06-18 10:35:41


Question:
Afferent neuron are-

1.Sensory neuron

2.Motor neuron

3.Inter neuron

4.Bipolar neuron

Posted Date:-2021-06-18 10:35:41


Question:
All plastids have similar structure because they can

1.Store starch lipids and proteins

2.Perform same function

3.Be present together

4.Get transformed from one type to another

Posted Date:-2021-06-18 10:35:41


Question:
Aplasia is --

1.The kidney may be under development

2.The kidney may be over development

3.Incomplete development of a kidney tissue

4.The two kidney may form one mass lying in the midline.

Posted Date:-2021-06-18 10:35:41


Question:
Applied aspect of olfactory 

1.Anosmia-loss of sense of smell

2.Anopsia-loss of the vision

3.Diplopia- double vision

4.Loss of sensation of touch

Posted Date:-2021-06-18 10:35:41


Question:
Arytenoid cartilage occurs in 

1.Larynx

2.Nose

3.Hyoid

4.Sternum

Posted Date:-2021-06-18 10:35:41


Question:
Blood supply of kidney

1.Renal arteries

2.Coronary artery

3.Carotid artery

4.Facial artery

Posted Date:-2021-06-18 10:35:41


Question:
Book lungs are respiratory structures of

1.Mollusca

2.Mammals

3.Earthworms

4.None of the above

Posted Date:-2021-06-18 10:35:41


Question:
Cerebellum is develop from the..

1.Myelencephalon

2.Metencepahlon

3.Telenchepalon

4.Mesencephalon

Posted Date:-2021-06-18 10:35:41


Question:
Choose the correct statement

1.All proteins have 20 amino acids

2.Both ends of protein are similiar

3.Proteins are formed by peptide bonds

4.All proteins are soluble

Posted Date:-2021-06-18 10:35:41


Question:
Chromosomes are visible with chromatid in phase

1.Prophase

2.Metaphase

3.Interphase

4.Anaphase

Posted Date:-2021-06-18 10:35:41


Question:
Composition of cell membrane

1.Protein(55%),lipids(20%),carbohydrates(25%)

2.Protein (55%) , lipids (40), carbohydrates (5%)

3.Protein(40%), lipids(55%),carbohydrates (5)%

4.Protien(40%), lipids (43%), carbohydrates (17%)

Posted Date:-2021-06-18 10:35:41


Question:
Crossing over requires an enzyme 

1.Ligase

2.Polymerase

3.Endonuclease

4.None of the above

Posted Date:-2021-06-18 10:35:41


Question:
Cytokinesis is

1.Division of nucleus

2.Divisions of chromosomes

3.Division of cytoplasm

4.None of the above

Posted Date:-2021-06-18 10:35:41


Question:
DOPAMINE..

1.Decrease in heart rate via beta receptor

2.Is secreted by adrenal medulla

3.Decreased in systolic blood pressure

4.All of the above

Posted Date:-2021-06-18 10:35:41


Question:
Duramater is a covering of

1.Heart

2.Brain

3.Lungs

4.None of the above

Posted Date:-2021-06-18 10:35:41


Question:
Extra structure which provides nutrition to embryo is 

1.Umbilicus

2.Chorion

3.Amnion

4.Placenta

Posted Date:-2021-06-18 10:35:41


Question:
Extra-embryonic membranes of mammalian embryo are derived from 

1.Trophoblast

2.Inner cell mass

3.Formative cell

4.Follicle cells

Posted Date:-2021-06-18 10:35:41


Question:
Factor necessary for haemoglobin

1.Copper, vitaminC

2.Cobalt and nickel

3.VitaminC

4.All of the above

Posted Date:-2021-06-18 10:35:41


Question:
Folding of inner mitochondrial membrane are called

1.Thylakoids

2.Grana

3.Cristae

4.None of the abov

Posted Date:-2021-06-18 10:35:41


Question:
Formation of CSF-

1.100ml/hour

2.200ml/hour

3.300ml/hour

4.400ml/hour

Posted Date:-2021-06-18 10:35:41


Question:
Function of bile..

1.Absorptive function

2.Antiseptic function

3.Digestion function

4.All of the above

Posted Date:-2021-06-18 10:35:41


Question:
Function of blood

1.Storage function

2.Excretory function

3.Regulation of water balance

4.All of the above

Posted Date:-2021-06-18 10:35:41


Question:
Function of gall bladder 

1.Storage of bile

2.Alteration of pH of bile

3.Secretion of bile

4.A and B are correct

Posted Date:-2021-06-18 10:35:41


Question:
Function of protein bindin in acrosomal process is to 

1.Ensure fertilisation of egg by a sperm of same species

2.Severe the sperm tail

3.Prevent polyspermy

4.Digest vitelline layer

Posted Date:-2021-06-18 10:35:41


Question:
Function of vagus nerve

1.Hearing

2.Movement of tongue during speech

3.Muscle sense

4.Smooth muscle contraction and relaxation

Posted Date:-2021-06-18 10:35:41


Question:
Functions of cell membrane 

1.The cell membrane permits only some selective substances to pass through it

2.Excretory function

3.Oxygen enters the cell from the cell through cell membrane

4.All of the above

Posted Date:-2021-06-18 10:35:41


Question:
Functions of olfactory 

1.Vision

2.Turn eye ball

3.Smell

4.Muscle sense

Posted Date:-2021-06-18 10:35:41


Question:
How many types of cells are present in the blood

1.Three types

2.Two types

3.Four types

4.One types

Posted Date:-2021-06-18 10:35:41


Question:
Hypocapnea is 

1.Decrease carbon di oxide content in blood

2.Increase carbon dioxide content in blood

3.Decrease oxygen content in blood

4.Increase oxygen content in blood

Posted Date:-2021-06-18 10:35:41


Question:
In which of the following in which the iron in the heme group is in the Fe 3+ (ferric) state?

1.Oxyhaemoglobin

2.Methaemoglobin

3.Carbaminohaemoglobin

4.Haemoglobin without oxygen

Posted Date:-2021-06-18 10:35:41


Question:
Spinal nerves are 

1.32 pairs

2.31 pairs

3.33 pairs

4.34 pairs

Posted Date:-2021-06-18 10:35:41


Question:
Lateral border of kidney is 

1.Flat

2.Convex

3.Concave

4.None of the above

Posted Date:-2021-06-18 10:35:41


Question:
Limbic system controls

1.Food habits

2.Emotional behaviour

3.Retention of recent memory

4.All of the above

Posted Date:-2021-06-18 10:35:41


Question:
Liver is the.

1.Largest gland

2.Vital organ

3.Organ where maximum heat is produced

4.All of the above

Posted Date:-2021-06-18 10:35:41


Question:
Maximum amount 70 -75% of carbon dioxide transport occurs as 

1.Bicarbonate

2.Dissolved in plasma

3.Carbaminohaemoglobin complex

4.None of the above

Posted Date:-2021-06-18 10:35:41


Question:
Medulla develop from the

1.Myelencephalon

2.Diencephalon

3.Mesencephalon

4.None of the above

Posted Date:-2021-06-18 10:35:41


Question:
Motor nerves are

1.3rd-4th-6th

2.1st-2nd-3rd

3.1st-2nd-8th

4.5th-9th-10th

Posted Date:-2021-06-18 10:35:41


Question:
Natural sink of stratospheric ozone is 

1.HCFC

2.Sulphur dioxide

3.Freons

4.Sulphuric fluxes of oceans

Posted Date:-2021-06-18 10:35:41


Question:
Normal pH of bile

1.08-8.6

2.10-Sep

3.1-0.5

4.4-Feb

Posted Date:-2021-06-18 10:35:41


Question:
Omnis cellula e cellula is generalisation given by

1.Lamarck

2.Dutrochet

3.Virchow

4.Leeuwenhoek

Posted Date:-2021-06-18 10:35:41


Question:
On hydrolysis, nucleoside does not yield

1.Phosphoric acid

2.Pentose sugar

3.Pyramidine

4.Purines

Posted Date:-2021-06-18 10:35:41


Question:
P.N.S is madeup of:

1.Cranial and spinal nerves

2.Spinal cord

3.Brain

4.All of the above

Posted Date:-2021-06-18 10:35:41


Question:
Phase of menstrual cycle when ovulation occurs in 

1.Secretory

2.Menstrual

3.Proliferative

4.Luteal

Posted Date:-2021-06-18 10:35:41


Question:
Pleura is 

1.Largest serous membrane of the body,lining in the abdominal cavity

2.Serous membrane which is lined by mesothelium

3.Situated in closed sac which is invaginated by a number of viscera

4.Both B and C are correct.

Posted Date:-2021-06-18 10:35:41


Question:
Polar body is produced during the formation of 

1.Sperm

2.Secondary oocyte

3.Oogonium

4.Spermatocytes

Posted Date:-2021-06-18 10:35:41


Question:
Prostate gland produces a secretion for

1.On kidney

2.Testis

3.Around urethra

4.On Ureter

Posted Date:-2021-06-18 10:35:41


Question:
Purkinje fibres are connected with impulse conducting system of 

1.Heart

2.Brain

3.Skin

4.Kidney nephrons

Posted Date:-2021-06-18 10:35:41


Question:
Read the following statements:
(i) The polysaccharides made up of glucose monomers are cellulose, glycogen and starch.
(ii) Fructose is the sweetest natural sugar.
(iii) Glycine is the simplest ami

1.Five

2.Four

3.Three

4.Two

Posted Date:-2021-06-18 10:35:41


Question:
Release of pancreatic juice on detection of fat and protein is stimulated by 

1.Enterokinase

2.Cholecystokinin

3.Secretin

4.Trypsinogen

Posted Date:-2021-06-18 10:35:41


Question:
Release of second polar body from human egg occurs 

1.After fertilization

2.After entry of sperm

3.Before sperm entry

4.No relation with sperm entry

Posted Date:-2021-06-18 10:35:41


Question:
Renewable exhaustible natural resource of energy is

1.Biomass/forest

2.Coal

3.Petroleum

4.Kerosene

Posted Date:-2021-06-18 10:35:41


Question:
Sacral nerves are the types of:

1.Spinal nerves

2.Cranial nerves

3.Both A&B

4.None of the above

Posted Date:-2021-06-18 10:35:41


Question:
Segregation of mendelian factors (Aa) occurs during

1.Zygotene

2.Diplotene

3.Anaphase I

4.Anaphase II

Posted Date:-2021-06-18 10:35:41


Question:
Sertoli cells occur in 

1.Ovaries and secrete progesterone

2.Seminiferous tubules and provide nutrition to germ cells

3.Pancreas and secrete cholecystokinin

4.Adrenal cortex and secrete adrenaline

Posted Date:-2021-06-18 10:35:41


Question:
Situation of cervical plexus...

1.Each side of the neck alongside the first four cervical vertebrae

2.Left side of the neck alongside the first three cervical vertebrae

3.Right side of neck alongside the first four cervical vertebrae

4.Left side of neck alongside the first five vertebrae

Posted Date:-2021-06-18 10:35:41


Question:
Situation of urinary bladder in males

1.Is is anterior to the vagina and inferior to the uterus

2.It is directly anterior to the rectum

3.Epigastrium

4.None.

Posted Date:-2021-06-18 10:35:41


Question:
Sound becomes hazardous noise pollution level 

1.Above 30dB

2.Above 40 dB

3.Above 100dB

4.Above 80dB

Posted Date:-2021-06-18 10:35:41


Question:
Species of Saccharum originally grown in India was 

1.S. boulardii

2.S.munja

3.S. officinarum

4.S.barberi

Posted Date:-2021-06-18 10:35:41


Question:
Specific gravity of bile

1.1050 to 1080

2.1010 to 1011

3.1100 to 1110

4.1010 to 1080

Posted Date:-2021-06-18 10:35:41


Question:
Structural classification of neurons

1.Multipolar, bipolar, unipolar

2.Sensory and motor neurons

3.Inter neurons

4.Bipolar and unipolar neurons

Posted Date:-2021-06-18 10:35:41


Question:
The 7th clotting factor is

1.Stable factor

2.Hegman factor

3.Christmas factor

4.Stuart factor

Posted Date:-2021-06-18 10:35:41


Question:
The abnormal increase in red blood cell is called

1.Anaemia

2.Polycythemia

3.Leucopenia

4.Leukopoiesis

Posted Date:-2021-06-18 10:35:41


Question:
The brain is madeup of about

1.10 billion neurons

2.100 millions neurons

3.100 billions neurons

4.10 million neurons

Posted Date:-2021-06-18 10:35:41


Question:
The changes which occur in vagina during pregnancy are:

1.The pH in vagina become more than 3.5

2.Deposition of glycogen decreased in the epithelial cells

3.Violet colouration occur due to increased blood supply

4.All of the above

Posted Date:-2021-06-18 10:35:41


Question:
The correct statement is

1.The red blood cells increases slightly after sleep

2.There is a slightly decreased in the red blood cell count after meals.

3.The increased in the atmospheric temperature increases red blood cell count

4.All of the above

Posted Date:-2021-06-18 10:35:41


Question:
The diameter of ribosomes are

1.17 nm

2.15nm

3.12nm

4.18nm

Posted Date:-2021-06-18 10:35:41


Question:
The function of abducent is

1.Vision

2.Smell

3.Eyeball movement

4.Secretion of saliva

Posted Date:-2021-06-18 10:35:41


Question:
The hormone adrenaline is formed from __________ amino acids

1.Glycine

2.Alanine

3.Tryptophan

4.Tryosine

Posted Date:-2021-06-18 10:35:41


Question:
The ninth clotting factor

1.Hegman factor

2.Christmas factor

3.Stuart factor

4.Stable factor

Posted Date:-2021-06-18 10:35:41


Question:
The piamater is 

1.Outer layer

2.Middle layer

3.Inner layer

4.None of the above

Posted Date:-2021-06-18 10:35:41


Question:
The specific gravity of blood :

1.1.052 to 1.061

2.1.092 to 1.101

3.1.022 to 1.026

4.None of the above

Posted Date:-2021-06-18 10:35:41


Question:
The weight of kidney in males

1.125gm

2.170 gm

3.150gm

4.135gm

Posted Date:-2021-06-18 10:35:41


Question:
Thoracic duct is associated with

1.Innominate vein

2.Aorta

3.Hepatic duct

4.Purkinje fibres

Posted Date:-2021-06-18 10:35:41


Question:
Thoracic nerves are:

1.1 pairs

2.12 pairs

3.5 pairs

4.8 pairs

Posted Date:-2021-06-18 10:35:41


Question:
Total oxygen that can be carried by blood in 

1.1000-1200ml

2.2000-3000ml

3.130-200ml

4.75-100ml

Posted Date:-2021-06-18 10:35:41


Question:
Trigeminal is a 

1.2nd spinal nerve

2.4th spinal nerve

3.4th cranial nerve

4.5th cranial nerve

Posted Date:-2021-06-18 10:35:41


Question:
Tunica albuginea is related to 

1.Liver

2.Spleen

3.Lungs

4.None of the above

Posted Date:-2021-06-18 10:35:41


Question:
Types of acquired immunity 

1.Cellular and humoral immunity

2.Innate and cellular immunity

3.Humoral and innate immunity

4.None of the above

Posted Date:-2021-06-18 10:35:41


Question:
Urinary system includes a pair of 

1.Kidney, ureters, urinary bladder, urethra

2.Kidney, ureters, urinary bladder , spleen and urethra

3.Urinary bladder, spleen, urethra

4.All of the above

Posted Date:-2021-06-18 10:35:41


Question:
Urinometer is used for the analysis of _____ in urine. 

1.Albumin

2.Specific gravity

3.Urea

4.Volume

Posted Date:-2021-06-18 10:35:41


Question:
UV radiations from sunlight produces

1.Sulphur di oxide

2.Ozone

3.CO

4.None of the above

Posted Date:-2021-06-18 10:35:41


Question:
Vitamin B12 is called

1.Cynocobalamin

2.Antipernicious factor

3.Extrinsic factor

4.A and B are correct

Posted Date:-2021-06-18 10:35:41


Question:
Water blooms are formed by

1.Lemna

2.Hydrilla

3.Water hyacinth

4.Planktonic algae

Posted Date:-2021-06-18 10:35:41


Question:
Water pollution is due to 

1.Sulphur dioxide

2.Carbon dioxide

3.Oxygen

4.Industrial discharges

Posted Date:-2021-06-18 10:35:41


Question:
Water protects organism from thermal shock due to its high

1.Thermal conductivity

2.Dielectric constant

3.Latent heat

4.All of the above

Posted Date:-2021-06-18 10:35:41


Question:
Weight of cerebellum is:

1.120gm

2.200gm

3.150gm

4.220gm

Posted Date:-2021-06-18 10:35:41


Question:
Where is protein digestion accomplished

1.Stomach

2.Rectum

3.Duodenum

4.Ileum

Posted Date:-2021-06-18 10:35:41


Question:
Which is most ionising 

1.X-rays

2.Y-rays

3.Alfa rays

4.None of the above

Posted Date:-2021-06-18 10:35:41


Question:
Which is not a accessory digestive organ

1.Teeth

2.Liver

3.Pancreas

4.Spleen

Posted Date:-2021-06-18 10:35:41


Question:
Which is not a type of antibodies

1.IgA

2.IgD

3.IgF

4.IgM

Posted Date:-2021-06-18 10:35:41


Question:
Which of the following element is present in very less quantity in the body

1.Ca

2.Mg

3.K

4.Cu

Posted Date:-2021-06-18 10:35:41


Question:
Which of the following statements is false about age pyramids?

1. The shape of the pyramids reflects the growth status of the population.

2.If in an age pyramid, post reproductive individuals are minimum, it will be

3.For human population, the age pyramids generally show age distribution of m

4. In declining population, the number of pre-reproductive individuals is hig

Posted Date:-2021-06-18 10:35:41


Question:
Which one are granulocytes.

1. Neutrophils, eosinophils, basophils

2. Basophils, monocytes, lymphocytes

3. Eosinophils, basophils, monocytes

4.Neutrophis, basophilis, lymphocytes

Posted Date:-2021-06-18 10:35:41


Question:
Which one is produced by mesoderm?

1.Heart and notochord

2.Heart and brain

3.Brain

4.Spinal cord

Posted Date:-2021-06-18 10:35:41


Question:
Which one of the following types organisms occupy more than one trophic level in a ecosystem

1.Frog

2.Fish

3.Zooplankton

4.None.

Posted Date:-2021-06-18 10:35:41


Question:
Which organelle is present only in plants 

1.Lysosome

2.Peroxisome

3.Glyoxysome

4.Ribosome

Posted Date:-2021-06-18 10:35:41


More MCQS

  1. MCQs Question and Answer -Biology Set I
  2. MCQs Question and Answer -Biology Set 2
  3. MCQs Question and Answer -Biology Set 3
  4. MCQs Question and Answer -Biology Set 4
  5. Biology MCQS[NEET-2021 to 2022]-Anatomy mcq for competitive exams
  6. Biology MCQS[NEET-2021 to 2022]-Ecology mcq for competitive exams
  7. Biology MCQS[NEET-2021 to 2022]-Biology MCQS 2021
  8. Biology MCQS[NEET-2021 to 2022]-Biology (living world)
  9. Biology MCQS[NEET-2021 to 2022]-Plant anatomy mcq for competitive exams
  10. Biology MCQS[NEET-2021 to 2022]-CELL STRUCTURES AND FUNCTION mcq for competitive exams
  11. Biology MCQS[NEET-2021 to 2022]-General biology mcq for competitive exams
  12. Biology MCQS[NEET-2021 to 2022]-Human physiology
  13. Biology MCQS[NEET-2021 to 2022]-Ecology-II
  14. Biology MCQS[NEET-2021 to 2022]-Reproduction in plants
  15. Biology MCQS[NEET-2021 to 2022]-Human reproduction
  16. Biology MCQS[NEET-2021 to 2022]-Animal kingdom
  17. Biology MCQS[NEET-2021 to 2022]-Animal kingdom-2
  18. Biology MCQS[NEET-2021 to 2022]-Microorganisms
  19. Biology MCQS[NEET-2021 to 2022]-Natural resources and conservation
  20. Biology MCQS section -1
  21. Biology MCQS section -2
  22. Biology MCQS section -3
  23. Biology MCQS section -4
  24. Biology Corona and Cancer Mcq question
  25. Biology MCQ Question - Bioenergetics
  26. Biology MCQ Question - Biological Molecules
  27. Biology MCQ Question - Kingdom Fungi
  28. Biology MCQ Question - The Variety of Life
  29. Biology MCQ Question - Chromosome and DNA
  30. Biology MCQ Question - Coordination and Control
  31. Biology MCQ Question - Transport
  32. Biology MCQ Question - Biotechnology
  33. Biology MCQ Question - Chemical Bonding
  34. Biology MCQ Question - Diagnostic Test
  35. Biology MCQ Question - Ecosystem
  36. Biology MCQ Question - Gases
  37. Biology MCQ Question - Periodic Classification
  38. Biology MCQ Question - Solutions
  39. Biology MCQ Question - Alkyl Halides
  40. Biology MCQ Question - Organic Chemistry
  41. Biology MCQ Question - Growth and development
  42. CELL Mcq Questions
  43. Biology Biomolecules Structure of Proteins MCQs
  44. Biology Anaesthetics
  45. Biology Crisis Intervention
  46. Dermatology and Wounds MCQ
  47. Biology Endocrinology
  48. Fluids and Electrolytes MCQs
  49. Biology Neurologica
  50. Obstetrics MCQs
  51. Obstetrics and Gynaecology (O & G) MCQs
  52. Biology Pathology set 1
  53. Biology Pathology set 2
  54. Biology Pharmacological Principles
  55. Biology Pharmacology Analgesics-Toxicology
  56. Biology MCQs
Search
R4R Team
R4Rin Top Tutorials are Core Java,Hibernate ,Spring,Sturts.The content on R4R.in website is done by expert team not only with the help of books but along with the strong professional knowledge in all context like coding,designing, marketing,etc!