AIDS virus has:
1.single-stranded RNA
2.double stranded RNA
3. single stranded DNA
4.double stranded DNA
Anglo-Nubian is a breed of:
1.Sheep
2.Goat
3.Poultry
4.Cattle
‘ELISA’ test is employed to diagnose:
1.Cancer
2. Polio virus
3. AIDS antibodies
4. Tuberculosis bacterium
In the eye, colure vision is effected by the presence of:
1. Rods
2.Cones
3.Choroid coat
4.Sclerotic coat
The element which is the most abundant in the human body is:
1.Oxygen
2.Iron
3.Carbon
4.Nitrogen
A ‘breath test’ used by traffic police to check drunken driving uses:
1.turmeric on filter paper
2.silica gel coated with silver nitrate
3. potassium perma-nganate-sulphuric acid
4.potassium dichromate-sulphuric acid
A clone is a colony of:
1.Cells having similar shape
2.Cells having different shapes
3.Cells having similar genetic constitutions
4.Cells having different genetic constitutions
A rare and endangered animal in Silent Valley is:
1.Tiger
2.Musk deer
3.Rhinosores
4. Lion-tailed macaque
Angora wool is extracted from –
1.rabbit
2.fox
3.goat
4.sheep
Animals do not have enzyme systems which enable them to make use of the energy from:
1.fat
2.water
3.protein
4.carbohydrate
Dehydration in human body is caused due to the loss of:
1.vitamins
2. salts
3.hormones
4. water
Entamoeba histolytica was first discovered by
1. Craig
2.Lambel
3.Losch
4.Dobell
Fresh foods and fruits contain more of
1.Carbohydrates
2.Fats
3.Proteins
4.Vitamins
Human cell has
1.21 pairs of chromosomes
2.22 pairs of chromosomes
3.23 pairs of chromosomes
4.24 pairs of chromosomes
Human heart contains
1. 2 chambers
2.3 chambers
3.4 chambers
4.No chamber
If an Amoeba is placed in salt water, its contractile vacuole will
1. Burst
2.Multiple
3.Enlarge
4. Disappear
In man, average weight of heart is
1.About 310 grams
2.About 320 grams
3.About 330 grams
4.About 340 grams
In the case of test tube babies
1.egg is fertilized in the uterus.
2.embryo completes its development in a test tube
3.embryo is placed in uterus after 2 months.
4.egg is fertilized outside mother’s body.
All stages in the life cycle of malarial parasite are haploid except
1.Sporont
2.Schizont
3. Gamout
4.Ookinete
Kidney disease in man is caused by the pollutant:
1.Cadmium
2.Iron
3.Cobalt
4.Carbon
Labourers who do hard manual labour develop thick skin on their palms and soles due to:
1.thick epidermis
2. thick dermis
3. thick subcutaneous tissue
4.all of these
Malaria is spread by
1.Anopheles mosquito (female)
2. Aedes mosquito
3.Culex mosquito
4.House fly
Of the following which one is a poisonous snake?
1.Eryx Johni
2.Rat snake
3.Green snake
4.Sea snake
Our bones and teeth are generally made of –
1.Hydrolith
2.Chloropetite
3.Fluoropetite
4.Tricalcium phosphate
Pathogenic bacteria secrete
1.Antigens
2.Antibodies
3. Hormones
4.Interferons
Pituitary gland is located in –
1.intestine
2. liver
3.kidney
4.brain
Poison of snake can be removed by injecting
1.Antivenom
2.Penicillin
3.Insulin
4.Saline
Quantity of fresh air required for a man is
1.1000 cubic feet of air for every 20 minutes
2.1000 cubic feet of air for every 20 seconds
3.1000 cubic feet of air for every 10 minutes
4.1000 cubic feet of air for every 10 seconds
Quinine, utilized in the treatment of malaria, is extracted from
1.Red ants
2.Blister flies
3.Cinchona
4.Cinnamon
Reserpine is used to:
1.cure arthritis
2.alleviate pain
3.reduce high blood pressure
4.increases blood pressure when it is low
Sporogony of malaria parasite occurs in
1.Salivary glands of mosquito
2.Stomach wall of mosquito
3.Liver of man
4.RBC of man
Sweetex used by the diabetic patients has energy content of:
1.Five calories
2.Ten calories
3.Hundred calories
4.Zero calories
The A, B, O blood groups were discovered by
1.Gregor Mendel
2.Watson
3.Charles Darwin
4.Karl Landsteiner
The animal which has become extinct recently in India happens to be
1.Golden cat
2.Cheetah
3.Wooly wolf
4.Rhinoceros
The branch of the science dealing with the study of human skin is called
1.Anatomy
2.Dermatology
3.Bio-chemistry
4. Physiology
The disease caused by Asbestos is:
1.Emphysema
2.Diarrhea
3.Paralysis
4. Dysentery
The infective stage of Entamoeba histolytica is
1.Trophic form
2.Mature cyst
3.Sporozoite
4.Minuta form
The physical basis of life is
1.Protoplasm
2.Cell
3.Food
4.Nucleus
The pollen grains of flower pollinated by insects are:
1.smooth and dry
2.rough and dry
3.rough and sticky
4.large and showy
The shape of Amoeba is
1. Irregular
2.Rectangular
3. Conical
4.None of these
The term “Cloning” is related with
1.Environment
2. Trade
3.Genetics
4.Space technology
The trophozoite of Plasmodium lives in
1.Blood plasma
2.Stomach of mosquito
3.Liver cells
4.Erythrocytes of man
The tubular structures of the kidney are called
1.Bowman’s capsule
2.Nephrons
3.Malpighian tubules
4.Nephrons
Thermostat of a bird or mammal is in its
1.Cerebrum
2.Hypothalamus
3.Spinal cord
4.Medulla oblongata
Typhoid fever is caused by-
1. allergy
2.fungus
3.bacteria
4.virus
What are the basic units from which human spare parts can be created?
1. Kidney cells
2.Heart cells
3.Stem cells
4.Nerve cells
What is the limit of MG/DL of blood sugar in the normal person at the time of fast?
1.40-60
2. 70-100
3. 120-150
4. 160-200
What kind of soil is treated with gypsum to make it suitable for cropping?
1. Acidic
2.Alkaline
3.Water-logged
4.Soil with excessive clay content
Where had “ Ronald Ross” done his research related to malaria parasite:
1.Chennai
2.Lucknow
3. London
4.Hyderabad
Which among the following helps in circulation of blood?
1.Lymphocytes
2.Monocytes
3.Arithrocytus
4.Blood platelets
Which among the following is a large spectrum Antibiotic?
1.Penicillin
2. Paracetamol
3.Ampicillin
4.Chloramphenicol
Which are necessary for the formation of bones and teeth?
1.Calcium and phosphorous
2.Sodium and potassium
3.Calcium and magnesium
4.Calcium and sodium
Which of the following blood group is a universal recipient?
1.A
2.B
3.AB
4.O
Which of the following blood groups may be present in the children of a couple having blood groups A and B, respectively?
1.A and B only
2. A, B and O
3.A, B, AB and O
4.AB only
Which of the following diseases affects women easily than that of men?
1.Hepatitis
2. Arthritis
3.Heart attack
4.Joint arthritis
Which of the following diseases is caused by a virus?
1.Malaria
2.Ring worn
3.Whooping cough
4.Polimyletis
Which of the following is known as Vitamin B1?
1.Retinol
2.Thiamin
3.Thiamin
4. Ascorbic acid
Which of the following is not a true amphibian animal?
1. Tortoise
2.Frog
3.Toad
4.Salamander
Which of the following is the largest living bird?
1. Peacock
2.Ostrich
3.Kiwi
4.Eagle
Which of the following is true?
1.RNA is the genetic material in all the viruses
2. DNA is the genetic material in all the viruses
3.RNA is the genetic material in most viruses and bacteria
4. DNA is the genetic material in most of the organism
Which of the following organisms has no blood but respires?
1.Cockroach
2.Fish
3.Hydra
4.Earthworm
Which of the following vitamins are night blindness?
1.Vitamin A
2. Vitamin B
3. Vitamin D
4. Vitamin E
Which one of the following is a female sex hormone?
1.Estrogen
2.Insulin
3. Oxytocin
4.Androgen
Which one of the following is present in the intestine of termites to digest cellulose?
1.Protozoa
2.Yeasts
3.Bacteria
4.Alga
Which one of the following regulates respiration in man?
1.Medulla oblongata
2.Mid brain
3.Spinal cord
4. Fore brain
Who amongst the following was awarded Nobel Prize for path breaking contributions to develop treatment against Parkinson’s diseases?
1.Walter Kohn
2.Arvid Carlsson
3. Ferid Murad
4.Robert B. Laughlin
Who are more likely to get tapeworm?
1.Fish eaters
2. Meat eaters
3.Pork eaters
4.Beef eaters
Who discovered sex hormones?
1.Dresser
2.Eugen Steinach
3.Edward Calvin
4.Samuel Cohen
Why excessive heating and repeated use of cooking oil is most undesirable?
1.Loss and wastage of oil
2. Nutrient value of food is lost
3.Carcinogenic substances like benzpyrene are produced
4.The oil vapours can cause indoor population
Why radiologists do not take direct X-ray photographs of intestine?
1.X-rays cannot cross intestine
2.X-rays are not able to capture clear picture
3. Intestine are affected by direct exposure to X-rays
4.Even short exposure of X-rays causes cancer in intestine