Everyday Science Online MCQs Set 11

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Everyday Science Online MCQs Set 11 MCQs with Answers

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Everyday Science Online MCQs Set 11

Which of the following is caused by a deficiency of iron in the diet?

A. Giotre
B. Scurvy
C. Anaemia
D. Rickets

Typical example of water born disease…….?

A. Malaria
B. Cholera
C. Typhoid
D. Influenza

Which of the following animals does not have nervous system?

A. Bat
B. Squirrel
C. Sponges
D. Lizard

How many hearts does an Octopus have?

A. 1
B. 2
C. 3
D. 4

Which lenses are used by people having short-sightedness?

A. Convex
B. Concave
C. Concavo-convex
D. Plain

Through which organ does a fish respire?

A. Nose
B. Lungs
C. Gills
D. Fins

If the radius of blood vessels of a person decreases his/her blood pressure will……….?

A. Decrease
B. Increase
C. Remain Same
D. Becomes zero

Who first discovered how blood circulates in the human body?

A. Edward Jenner
B. Joseph Lister
C. William Harvey
D. Gregor Mendel

Which blood cells are called ‘Soldiers’ of the body………?

B. Platelets
D. All of the above

Inside which organ is the gallbladder located?

A. Pancreas
B. Liver
C. Kidney
D. Small intestine

Acid present in gastric juice is………?

A. Hydrochloric Acid
B. Citric Acid
C. Sulphuric Acid
D. Acetic Acid

Name the drugs which block the sensory nerves and prevent the patient from feeling pain?

A. Analgesics
B. Antibiotics
C. Antihistamines
D. Anaesthetics

The elimination of toxic nitrogenous waste and excess water in man is by……?

A. Excretion
B. Circulation
C. Reproduction
D. Pollution

The study of rearing fine and intelligent human beings through genetics is called……….?

A. Eugenics
B. Biotechnology
C. Cloning
D. Geneology

Tjio and Levan’s contribution is very significant because they ………. ?

A. Identified barr bodies
B. Detected sex linkage
C. Pointed out mutational changes
D. Gave the number of human chromosomes

Study of energy production in living bodies is called………?

A. Biology
B. Biomechanics
C. Bioenergetics
D. Aerodynamics

Genetic information are carried in the form of long chain of molecules made-up-of ………?

A  Amino acids
C. Nucleotides
D. Polypeptides

Analytical solutions to Quadratic equations were introduced by……….?

A. Al-Khawarzimi
B. Al-haitham
C. IsasacNewton
D. Pythagoras

Calculus was invented by……..?

A. Al-khawarzimi
B. Pythagoras
C. IsaaC Newton
D. Al.kindi

A cistron is ……..?

A. Structural of gene
B. Functional unit of RNA
C. Functional unit gene
D. Replication unit of gene

Science is derived from Latin word “scientia” which means………?

A. Reasoning
B. Logic
C. Knowledge
D. Life

Balbiani discovered special type of chromosome from the salivary gland of chironomus larva which are recognized by the presence of ……..?

A. Bands
B. Loops
C. Both bands and loops
D All of the above

At what temperature does silver melt?

A. 275 °C
B. 327 °C
C.961.8 °C
D. 100 °C

If the number of chromosomes in most body cells of a mammal is 40, the cells in the seminiferous tubule will have………..?

A. 40 chromosomes
B. 20 chromosomes
C. 10 chromosomes
D. While some other will have 20

The reaction between methane and chlorine in diffused sunlight is……….?

A. Oxidation
B. Reduction
C. Polymerisation
D. Radical substitution

Which of the following in the human body is affected by leukemia?

A. Blood
B. Lungs
C. Eyes
D. Nerves

How many nucleosomes are found in helical coil of 30 nm chromatin fibre ….?

A. 10
B. 12
C. 06
D. 09

Human bone does not contain………?

A. Calcium
B. Chondroitin sulfate
C. Boron
D. phosphate

The frequency of a character is found to be increasing when ……….?

A. It is dominant
B. It is recessive
C. It is adaptable
D. It is inheritable

The character which appears physically in an animal is ……….?

A. Genotype
B. Phenotype
C. Heterotype
D. Morphozygous

The term PVC used in the plastic industry stands for…………..?

A. Phosphavinyl chloride
B. Phosphor vanadiu chloride
C. Polyvinyl chloride
D. Polyvinyl carbobate

Oil of vitriol is………?

A. Nitric acid
B. Hydrochloric acid
C. Phosphoric acid
D. Sulfuric acid

The haploid condition is found in ………?

A. Amoeba
B. Bacteria
C. Ovum
D. Zygote

The food conducting tissue of a plant is ………. ?

A. Phloem
B. Xylem
C. Parenchyma
D. Collenchyma

Calcium sulphate is known as……….?

A. Epsom salt
B. Gypsum salt
C. Blue vitriol
D. Potash alum

Epsom salt is chemically known as………?

A. Copper Sulfate
B. Magnesium Sulfate
C. Ferrous Sulfate
D. None of these

When the Left Ventricle in the human heart contracts, the blood moves to the……… ?

A. Brain
B. Pulmonary Artery
C. Aorta
D. Lungs

The element used in lead pencils is……….?

A. Zinc
B. Lead
C. Carbon
D. Tin

Which part of the nervous system controls the activities of internal organs……..?

A. Spinal cord
B. Cerebrum
C. Cerebellum
D. Medulla Oblongata

The alcohol used in the preparation of dynamite is……..?

A. ethyl alcohol
B. glycerol
C. glycol
D. methyl alcohol

Which of the following cells secrete insulin?

A. Alpha cells
B. Delta cells
C. Nerve cells
D. Beta cells

Air contains maximum amount of……….?

A. oxygen
B. nitrogen
C. hydrogen
D. carbon dioxide

In the human body, fats are stored in the……….?

A. Epidermis
B. Adipose tissue 
C. Liver
D. Epithelium

First Atomic theory was proposed by?

A. John Dalton
B. E.Rutherford
C. De Broglie
D. D.I.Mendeleef

Blood does not clot in the blood vessels due to the presence of ………..?

A. Thrombin
B. Fibrinogen
C. Heparin
D. Prothrombin

Ruby is an oxide of……….?

A. silver
B. gold
C. platinum
D. aluminium oxide

If two opposite alleles come together, one finding morphological expression masking the other, the fact is described as law of ……… ?

A. Inheritance
B. Dominance
C. Limiting factor
D. Segregation

Bauxite is an ore of………?

A. copper
B. zinc
C. aluminium
D. iron

The sum of genes in a population is called ……..?

A. Genotype
B. Karyotype
C. Gene pool
D. Lethal gene

Who created periodic table?

A. Faraday
B. Lavoisier
C. Arrhenius
D. Mendeleev

Laws of segregation and dominance were given by ……..?

A. Darwin
B. Morgan
C. Mendel
D. De Vries

Earth rotates the sun in………..?

A. 23 hours 56 min 4 sec
B. 24 hours
C. 23 hours 57 min 9 sec
D. Non of above

A gene is said to be dominant, if ………?

A. It is never expressed in any condition
B. It is expressed only in heterozygous
C. It expresses its effect only in heterozygous state
D. It is expressed both in heterozygous and heterozygous condition

Air Conditioning Controls:………..?

A. Circulation of the Air
B. Humidity
C. Temperature
D. All of The Above

Chromatid is ……… ?

A. One half of chromosome
B. Haploid chromosome
C. Complete chromosome
D. Duplicate chromosome

The 2018 Nobel Prize in Physiology or Medicine has been awarded jointly to James P Allison and Tasuku Honjo for their discovery of which cancer?

A. Chemotherapy
B. Radiation
C. Surgery
D. Immunotherapy

A giant chromosome with a number of chromonemeta is …….. ?

A. Lampbrush chromosome
B. Hetero chromosome
C. Supernumerary chromosome
D. Polytene chromosome

Which of the following is the most toxic gas?

A. Carbon dioxide
B. Carbon monoxide
C. Nitrogen
D. Hydrogen

Radon is………..?

A. germon radio
B. radio active gas
C. artificial fibre
D. an explosive

Y-chromosome is ………?

A. Acrocentric
B. Telocentric
C. Submetacentric
D. Acentric

Which one of the following gases is readily soluble in water at room temperature?

A. Chlorine
B. Nitrogen
C. Ammonia
D. Carbon dioxide

X-chrosome is ………?

A. Telocentric
B. Submetacentric
C. Acrocentric
D. Acentric

Bleaching powder contains………..?

A. Nitrogen
B. Iodine
C. Chlorine
D. Bromine

A chromosome with centromere near the middle is called ……… ?

A. Metacentric
B. Submetacentric
C. Acrocentric
D. Telocentric

Bleaching action of chlorine is by……..?

A. Oxidation
B. Reduction
C. Decomposition
D. Hydrolysis

Homologous chrosomes which are present in male and female both are known a ………?

A. Heterosomes
B. Replosomes
C. Androsomes
D. Autosomes

Which is the heaviest metal?

A. Iron
B. Mercury
C. Nickel
D. Osmium

What is a mixture of Potassium Nitrate Powdered Charcoal and Sulphur called?

A. Paint
B. Glass
C. Gun Powder
D. Cement

The part the body may be repaired, replaced or removed ………….?

A. Pharmacology
B. Medicine
C. Physiology
D. Surgery 

Nail polish remover contains………..?

A. Acetone
B. Benzene
C. Acetic acid
D. Petroleum ether

Metabolism of photosynthesis and respiration involves the knowledge of…………?

A. Genetic engineering
B. Biotechnology
C. Biochemistry
D. Chemistry

Which one of the following is the softest?

A. sodium
B. iron
C. aluminium
D. lithium

Major Biological Issues of today……..?

A.  Human population growth
B. Infectious diseases
C. Addictive drugs
D. Pollution
E. All of these 

The chemical used as a fixer in photography is……….?

A. sodium sulphate
B. borax
C. sodium thiosulphate
D. ammonium sulphate

Transport of oxygen by blood takes place with the help of……..?

A. Erythrocytes
B. Thrombocytes
C. Lymphocytes
D. Leucocytes

Which variety of glass is heat resistant?

A. Bottle glass
B. Flint glass
C. Hard glass
D. Pyrex glass

What is the number of “True Ribs” in human body?

A. 12
B. 14
C. 16
D. 18

Which synthetic fibre is known as artificial Silk?

A. Nylon
B. Rayon
C. Cotton
D. Terylene

The alloy of aluminium used for making magnet is………?

A. Duralumin
B. Y-Alloy
C. Alnico
D. Aluminium bronze

Which of the following CANNOT be transmitted via infectious droplets?

A. Rubella
B. Common cold
C. Influenza
D. None of the above

The blood vessel carrying blood from the lungs to the heart is…….?

A. Hepatic artery
B. Pulmonary artery
C. Pulmonary vein
D. Renal artery

Which blood group is universal receiver?

A. Group A
B. Group B
C. Group AB

An adult human normally has……?

A. 6 molar teeth
B. 8 molar teeth
C. 10 molar teeth
D. 12 molar teeth

Which Planet is Called Great Red Spot?

A. Neptune
B. Mars
C. Jupiter
D. Mercury

The form of carbohydrate which is synthesised in a plants is………?

A. Starch
B. Glucose
C. Fructose
D. Cellulose

Which of the following regulates the Metabolism Of Sugar?

A. Thyroid
B. Insulin
C. Glucose
D. None of These

The membrane covering the lungs is a……..?

A. Pleura
B. Pericardium
C. Peritoneum
D. Mesothelium

Saliva contains……….?

A. Amylases
B. Bite
C. Trypsin
D. None of these

One Torr is equivalent to how many mm of Mercury?

A. 1 mm
B. 10 mm
C. 100 mm
D. 0.1 mm

Entamoeba histolytica is a parasite found in man’s……….?

A. Liver
B. Intestines
C. Lungs
D. Kidneys

What Color does chlorophyll not absorb?

A. Red
B. Blue
C. Green
D. Yellow

In onion food is stored in……………?

A. Aerial stem
B. Root
C. Scale leaves
D. Bud

Sound travels……. in solid materials then liquid?

A. Constant
B. Slowest
C. Fastest
D. None of these

Nobel prize to Komberg and Ochoa was given for ……..?

A. Artificial synthesis of genes
B. Chemistry of DNA and RNA
C. One gene one enzyme hypothesis
D. Artificial sysnthesis of DNA

What amount of fats give energy of 9.3 K Calories?

A. 0.5 gram
B. 1.0 gram
C. 2.0 gram
D. 4.1 gram

The term ‘gene’ refers to ……….?

A. A portion of RNA
B. A linkage group
C. A portions of DNA
D. A sequence of Amino

One gram of carbohydrates give energy of the amount?

A. 2 K Calories
B. 4.1 K Calories
C. 6.3 K Calories
D. 8.0 K Calories

In chrosomes, the material controlling heredity is …….. ?

B. Histones
C. Chromocentres

The muscles, tissues and blood all are made up of…………?

A. Carbohydrate
B. Proteins
C. Vitamins
D. Fats

The function of chrosomes of carrying genetic information from cell generation to another is performed by ………?

C. Histones
D. Calcium

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