A yellow dust appears on the fingers, whenever we touch the middle of a flower. These tiny yellow grains are one of the most precious substances in nature because they contain the secret of plant life. What is this dust called?
1.Pollen
2.Sperm
3.Spore
4.Sporocyst
 If a person can see an object clearly when it is placed at about 25cm away from him, he is suffering from: Â
1.Myopia
2.Hyper- myopia
3.Astigmatism
4.None of the above
 In the given item consist of two statements, one labelled as 'Assertion (A)' and the other labelled as 'Reason (R)'. Assertion (A): Saturated fats are more reactive as compared to unsaturated fats. Reason (R): Molecules of unsaturated fats have double bonds. Select your answers to these items using the codes given below. Codes:
1.Both A and R are true and R is the correct explanation of A
2.Both A and R are true but R is not a correct explanation of A
3.A is true but R is false
4.A is false but R is true
 In the human body, the blood enters the aorta of the circulatory system from the:
1.Left atrium
2.Left ventricle
3.Right atrium
4.Right ventricle
 In which part of the body digestion of protein starts?
1.Mouth
2.Stomach
3. Duodenum
4.Intestine
 Leukaemia is a disease that results from some kind of disorder in the blood. Precisely, leukaemia occurs due to:
1.Haemoglobin increase in blood
2.Marked increase of white corpuscles in blood
3.Marked increase of protein and calcium
4.Marked reduction of proteins in blood
 Which of the following statement is related with the 'Sulphur shower'?
1.Discharge of large quantities of Crocus (yellow kesar) pollen grains into the air.
2. Discharge of large quantities of pinus pollen grains into the air forming yellowish clouds.
3.Release of a large amount of sulphur particles into the air from factories processing sulphur.
4. Release of a large amount of sulphur particles into the air near sulphur mines.
Brain and the spinal cord are invested by membranes called:Â
1.Arachnoids      Â
2. Pleural membrane
3. Meninges       Â
4.None of these
Chromosome complement in Turner's syndrome is
1.47; XXY
2. 45; XO
3.46; XX
4.47; XYY
Excess of amino acids is broken down to form urea in:
1.Kidney
2.Liver
3. Spleen
4.Rectum
Fungi are plants that lack:
1.Oxygen
2.Carbon dioxide
3.Chlorophyll
4.None of these
Greatest number of Sweat glands are present in which part of the human body?
1.Forehead
2. Forearm
3.Palm of the hand
4.Back
Hargobind Khorana had researched on .....
1. Synthesis of simple DNA
2.Understanding the genetic code
3.Reduction of mutation
4.Synthesis of RNA from bacterial cell
Hay fever is an allergic reaction to the presence of the following in the air:
1.Dust     Â
2.Smoke
3.Pollen   Â
4.Moisture
Heart is made up of
1. Non-striated muscle
2.Cardiac muscle
3.Adipose tissue
4.Striated muscle
Hepatitis is a general term for a disease that is caused by:
1.Viruses
2.Bacteria
3.Parasites
4.All the above
How many bones comprise the adult human skeleton?
1.204 bones
2.206 bones
3.206 bones
4.214 bones
In how many times human will lose their consciousness if blood will stop flowing to the brain?
1. 2 sec
2.5 sec
3.15 to 20 sec
4. 5 min
In the given item consist of two statements, one labelled as 'Assertion (A)' and the other labelled as 'Reason (R)'. Assertion (A): Persons with AB blood group can accept blood from any blood group. Reason (R): They are universal acceptor Select your answers to these items using the codes given below.Codes:
1. Both A and R are true and R is the correct explanation of A
2.Both A and R are true but R is not a correct explanation of A
3.A is true but R is false
4.A is false but R is true
In the given item consist of two statements, one labelled as 'Assertion (A)' and the other labelled as 'Reason (R)'. Assertion (A): The sons of a colour blind woman are always colour blind but not the daughters. Reason (R): Colour blindness is a sex-linked character and such characters are transferred from mother to son only. Select your answers to these items using the codes given below. Codes:
1.Both A and R are true and R is the correct explanation of A
2.Both A and R are true and R is the correct explanation of A
3.A is true but R is false
4. A is false but R is true
Which of the following is a large blood vessel that carries blood away from the heart?
1.Vein
2.Artery
3.Capillary
4.Nerve
Mention the source of Liver, milk, egg yolk, fish liver oil?
1.Vitamin A
2.Vitamin B2
3. Vitamin D
4.Vitamin C
Mushrooms are/can be: Â
1. A variety of fungus
2.Fleshy, fruiting bodies of the fungus
3.Grown in small sheds or plots
4. All the above
Name the acid that is secreted in the stomach?
1.HCl
2.H2S04
3.H2C03
4.HNO3
Name the corona virus that kills human?
1.AIDS
2.FAIDS
3.SARS
4.HIV
Proteins are made up of .......
1.Sugars
2.Amino acids
3.Fatty acids
4.Nucleic acids
Select correct match of the Biological theories or laws and Scientists.
1. Laws of Inheritance                    - Lamarck
2.Theories of Organic Evolution      - Darwin         Â
3.Theories of Natural Selection       - Mendel          Â
4.Germplasm Theory                    - Weismann
Select the correct match of the disease and its affected part.
1.Caries         - Epidermal tissue of the body
2.Ring worm   - Brain and Spinal cord
3.Meningitis    - Teeth
4.Pneumonia  - Lungs
Select the correct pair of disease and its causes:
1.Trichinosis - Bacterial infections
2.Sleeping sickness - Eating uncooked Pork
3.Athlete’s foot- Fungus
4.Meningitis - Protozoan (bite of tsetse fly)
The behavioural pattern of which one of the following organisms may upset when DOT is used as pesticide?
1.Earthworm     Â
2.Snake
3.Fish     Â
4.Frog
Vaccination was started by.......
1.Jonas E. Salk
2.Paul Muller
3.Edward Jenner
4.Robert Frost
What causes the 'mad-cow disease' (Jakob-Creutzfeldt disease)?
1.Bacterium      Â
2.Virus
3.Viroid
4.Prion
What happen when the exposure to carbon monoxide (from coal gas) is extremely dangerous and can kill a patient?
1.The compound carboxy-haemoglobin (COHb) it forms with haemoglobin can gradually clot the blood resulting in circulatory failure.
2.COHb reduces the ability of blood to transport oxygen by rupturing a vast majority of erythrocytes.
3.COHb is stable compound and thus deprives blood of its ability to transport oxygen.
4.COHb greatly modifies the structure of haemoglobin thus making it lose its affinity for oxygen.
What is another name of Vitamin K?Â
1.Nicotinic acid
2.Riboflavin
3.Thiamine
4.2 Methyl-1, 4-naphthoquinone
What is blood pressure?
1.It is the pressure that the blood clot exerts over the brain.
2.It is the pressure that blood receives on account of faulty commands from the brain.
3.It is the pressure that fatness or old age exerts on the body's circulatory system.
4.It is the amount of pressure on the blood as a result of the heart's pumping function and the resistance of the arterial walls.
What is the averages rate of the heart beats (per minute) in an adult?
1.60
2.72
3.84
4.96
What makes a reptile a reptile?
1.Cold blooded
2.Warm Blooded
3.Non-Hearing
4.Egg-laying
What part of the Quinine plant is commonly used drug for Malaria?
1.Leaves
2.Fruits
3.Root
4.Stem bark
What proportion of children is likely to be colour blindness when their parent (mother has normal vision & father has colour-blindness)?
1.0 per cent
2.25 per cent
3.50 per cent
4.100 per cent
Where does fertilization occurs in the female?
1. Fallopian tube
2.Uterus
3. Cervix
4. Vagina
Which among the following is not an example of carbohydrate?
1.Maltose
2.Fructose
3.Glycogen
4.Glycine
Which blood vessels have the smallest diameter?
1.Capillaries
2.Arterioles
3. Venules
4.Lymphatic
Which is a communicable disease?
1.Asthma
2.Scurvy
3.Measles
4.Diabetes
Which of the following are known as the suicide bags of cells?
1. Ribosomes
2.Golgi bodies
3.Lysosomes
4.Nucleoli
Which of the following blood group is considered as Universal Donor?
1. A
2.AB
3.B
4.O
Which of the following blood vessel that carries deoxygenated blood?
1.Aorta
2.Pulmonary artery
3.Hepatic artery
4.Pulmonary vein
Which of the following defence of the human body against bacteria?
1.Haemoglobin
2.Phagocytes
3.Red blood cells
4.Blood platelets
Which of the following disease occur when the replacement of breast feeding by less nutritive food, low in proteins and calories, infants below the age of one year?
1.Kwashiorkor
2.Marasmus
3.Rickets
4.Pellagra
Which of the following growth of human body affected by somatotrophic hormone?
1.Bones
2.Hair
3.Muscles
4. Connective tissue
Which of the following has the highest protein content per gram?
1.Groundnut
2.Soyabean
3.Apple
4.Wheat
Which of the following have Alpha-keratin as protein?
1. Blood
2.Eggs
3. Skin
4.Wool
Which of the following hormone controlled the blood pressure?Â
1.Vasopressin    Â
2.Oxytocin
3.Estrogens       Â
4. Testosterone
Which of the following hormones is a steroid?
1.Estrogen
2. Glucagon
3.Insulin
4.Oxytocin
Which of the following is a sexually transmitted disease? Â
1.Leukaemia
2.Hepatitis
3. Colour Blindness
4.All of the above
Which of the following is an air-borne disease?
1. Measles
2.Typhoid
3.Pink eye
4.None of the above
Which of the following is not a member of the vitamin B complex?
1.Thiamine
2.Riboflavin
3.Folic acid
4. Ascorbic acid
Which of the following is not a primary food product? Â
1.Vegetables
2.Milk
3.Cereals
4.Fruits
Which of the following is the universal recipient blood group?
1.A
2.B
3.AB
4.O
Which of the following is the volume of the urine produced in an adult human every 24 hours?
1.1 litre
2. 1.5 litres
3.3.0 litres
4.5.0 litres
Which of the following led to the expulsion of milk from the breast during suckling?
1. Prolactin
2.Oxytocin
3.Vasopressin
4.Estrogen and Progesterone
Which of the following name of scientist and their field of work is correctly matched?
1.DNA/Double helix: F. Crick J. Watson, M. Wilkins
2.Modern classification of plants and animals based on a system: Harvey
3.Bacteria: Linnaeus
4.Blood travels in a continuous circuit: Leuwenhock
Which of the following nerves connected from the eyes to ears?
1.Cerebrum
2.Cerebellum
3.Medulla
4.Spinal cord
Which of the following pigment causes eye colour of person (brown eyes, blue eyes or black eyes)?
1.Cornea
2.Choroid
3.Iris
4.Vitreous body
Which of the following teeth of child (3-4 Years) is not a part of the milk teeth?
1.Incisors
2.Canines
3.Molars
4.Premolars
Which of the vegetables have abundance of Vitamins A and C?
1.Brinjal
2.Lady's finger
3.Potato
4. Tomato
Which one of the following is not a function of the liver?
1.Regulation of blood sugar
2.Enzyme activation
3.Detoxification
4.Reproduction
Which one of the following is not correctly matched?
1.Haemoglobin: Skin
2.Vitamin C: Scurvy
3.Carbohydrate: Potato
4.Fat: Butter
Which one of the following is not correctly matched?
1.Tuberculosis: Lungs
2.Filaria: Lymph nodes
3.Encephalitis: Heart
4.Leukaemia: Blood cells
Which one of the following is the richest source of vitamin C?
1.Guava   Â
2.Pineapple
3.Orange Â
4.Tomato
Which one of the following organisms has a role in converting nitrates to free nitrogen?
1.Pseudomonas
2.Nitrosomonas
3.Nitrobacter     Â
4. Rhizobium
Which one of the following pairs is not correctly matched?
1.Becquerel: Radioactivity
2. Alexander Fleming: Penicillin
3.Louis Pasteur: Blood groups
4.William Harvey: Blood circulation
Which one of the following plant nutrients is not supplemented in the soil for growing legumes?
1.Nitrogen
2. Potassium
3.Phosphorus
4.None of these
Which one of the following systems of the body is primarily attacked by the HIV?
1.Cardiovascular
2.Immune
3.Respiratory
4.Reproductive
Which organ of the body produces the fluid known as bile?
1. Liver
2.Pancreas
3.Gall bladder
4.Kidney
Which vitamin is needed to prevent Xero-phthalmia?
1.A
2.B
3.C
4.D
Who among the following discovered the anti-rabies vaccine?
1.Edward Jenner
2.James Lind
3.Louis Pasteur
4.Robert Koch
Who said this statement? "I flatter myself having discovered the method that nature employs to purify air. It is vegetation."
1. Antonine Laurent Lavoisier
2.Joseph Priestley
3.Louis Pasteur
4.William Harvey
Why it is not advisable to sleep under a tree at night?
1.Release of less oxygen
2.Release of more oxygen
3.Release of carbon dioxide
4.Release of carbon monoxide
Why the white blood corpuscles are popularly called "soldiers of the body�
1. March at a regular pace
2.Appear uniform
3.Defend the body
4.Disciplined