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
Posted Date:-2021-03-06 14:02:27
 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
Posted Date:-2021-03-06 14:02:27
 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
Posted Date:-2021-03-06 14:02:27
 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
Posted Date:-2021-03-06 14:02:27
 In which part of the body digestion of protein starts?
1.Mouth
2.Stomach
3. Duodenum
4.Intestine
Posted Date:-2021-03-06 14:02:27
 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
Posted Date:-2021-03-06 14:02:27
 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.
Posted Date:-2021-03-06 14:02:27
Brain and the spinal cord are invested by membranes called:Â
1.Arachnoids      Â
2. Pleural membrane
3. Meninges       Â
4.None of these
Posted Date:-2021-03-06 14:02:27
Chromosome complement in Turner's syndrome is
1.47; XXY
2. 45; XO
3.46; XX
4.47; XYY
Posted Date:-2021-03-06 14:02:27
Excess of amino acids is broken down to form urea in:
1.Kidney
2.Liver
3. Spleen
4.Rectum
Posted Date:-2021-03-06 14:02:27
Fungi are plants that lack:
1.Oxygen
2.Carbon dioxide
3.Chlorophyll
4.None of these
Posted Date:-2021-03-06 14:02:27
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
Posted Date:-2021-03-06 14:02:27
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
Posted Date:-2021-03-06 14:02:27
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
Posted Date:-2021-03-06 14:02:27
Heart is made up of
1. Non-striated muscle
2.Cardiac muscle
3.Adipose tissue
4.Striated muscle
Posted Date:-2021-03-06 14:02:27
Hepatitis is a general term for a disease that is caused by:
1.Viruses
2.Bacteria
3.Parasites
4.All the above
Posted Date:-2021-03-06 14:02:27
How many bones comprise the adult human skeleton?
1.204 bones
2.206 bones
3.206 bones
4.214 bones
Posted Date:-2021-03-06 14:02:27
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
Posted Date:-2021-03-06 14:02:27
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
Posted Date:-2021-03-06 14:02:27
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
Posted Date:-2021-03-06 14:02:27
Which of the following is a large blood vessel that carries blood away from the heart?
1.Vein
2.Artery
3.Capillary
4.Nerve
Posted Date:-2021-03-06 14:02:27
Mention the source of Liver, milk, egg yolk, fish liver oil?
1.Vitamin A
2.Vitamin B2
3. Vitamin D
4.Vitamin C
Posted Date:-2021-03-06 14:02:27
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
Posted Date:-2021-03-06 14:02:27
Name the acid that is secreted in the stomach?
1.HCl
2.H2S04
3.H2C03
4.HNO3
Posted Date:-2021-03-06 14:02:27
Name the corona virus that kills human?
1.AIDS
2.FAIDS
3.SARS
4.HIV
Posted Date:-2021-03-06 14:02:27
Proteins are made up of .......
1.Sugars
2.Amino acids
3.Fatty acids
4.Nucleic acids
Posted Date:-2021-03-06 14:02:27
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
Posted Date:-2021-03-06 14:02:27
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
Posted Date:-2021-03-06 14:02:27
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)
Posted Date:-2021-03-06 14:02:27
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
Posted Date:-2021-03-06 14:02:27
Vaccination was started by.......
1.Jonas E. Salk
2.Paul Muller
3.Edward Jenner
4.Robert Frost
Posted Date:-2021-03-06 14:02:27
What causes the 'mad-cow disease' (Jakob-Creutzfeldt disease)?
1.Bacterium      Â
2.Virus
3.Viroid
4.Prion
Posted Date:-2021-03-06 14:02:27
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.
Posted Date:-2021-03-06 14:02:27
What is another name of Vitamin K?Â
1.Nicotinic acid
2.Riboflavin
3.Thiamine
4.2 Methyl-1, 4-naphthoquinone
Posted Date:-2021-03-06 14:02:27
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.
Posted Date:-2021-03-06 14:02:27
What is the averages rate of the heart beats (per minute) in an adult?
1.60
2.72
3.84
4.96
Posted Date:-2021-03-06 14:02:27
What makes a reptile a reptile?
1.Cold blooded
2.Warm Blooded
3.Non-Hearing
4.Egg-laying
Posted Date:-2021-03-06 14:02:27
What part of the Quinine plant is commonly used drug for Malaria?
1.Leaves
2.Fruits
3.Root
4.Stem bark
Posted Date:-2021-03-06 14:02:27
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
Posted Date:-2021-03-06 14:02:27
Where does fertilization occurs in the female?
1. Fallopian tube
2.Uterus
3. Cervix
4. Vagina
Posted Date:-2021-03-06 14:02:27
Which among the following is not an example of carbohydrate?
1.Maltose
2.Fructose
3.Glycogen
4.Glycine
Posted Date:-2021-03-06 14:02:27
Which blood vessels have the smallest diameter?
1.Capillaries
2.Arterioles
3. Venules
4.Lymphatic
Posted Date:-2021-03-06 14:02:27
Which is a communicable disease?
1.Asthma
2.Scurvy
3.Measles
4.Diabetes
Posted Date:-2021-03-06 14:02:27
Which of the following are known as the suicide bags of cells?
1. Ribosomes
2.Golgi bodies
3.Lysosomes
4.Nucleoli
Posted Date:-2021-03-06 14:02:27
Which of the following blood group is considered as Universal Donor?
1. A
2.AB
3.B
4.O
Posted Date:-2021-03-06 14:02:27
Which of the following blood vessel that carries deoxygenated blood?
1.Aorta
2.Pulmonary artery
3.Hepatic artery
4.Pulmonary vein
Posted Date:-2021-03-06 14:02:27
Which of the following defence of the human body against bacteria?
1.Haemoglobin
2.Phagocytes
3.Red blood cells
4.Blood platelets
Posted Date:-2021-03-06 14:02:27
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
Posted Date:-2021-03-06 14:02:27
Which of the following growth of human body affected by somatotrophic hormone?
1.Bones
2.Hair
3.Muscles
4. Connective tissue
Posted Date:-2021-03-06 14:02:27
Which of the following has the highest protein content per gram?
1.Groundnut
2.Soyabean
3.Apple
4.Wheat
Posted Date:-2021-03-06 14:02:27
Which of the following have Alpha-keratin as protein?
1. Blood
2.Eggs
3. Skin
4.Wool
Posted Date:-2021-03-06 14:02:27
Which of the following hormone controlled the blood pressure?Â
1.Vasopressin    Â
2.Oxytocin
3.Estrogens       Â
4. Testosterone
Posted Date:-2021-03-06 14:02:27
Which of the following hormones is a steroid?
1.Estrogen
2. Glucagon
3.Insulin
4.Oxytocin
Posted Date:-2021-03-06 14:02:27
Which of the following is a sexually transmitted disease? Â
1.Leukaemia
2.Hepatitis
3. Colour Blindness
4.All of the above
Posted Date:-2021-03-06 14:02:27
Which of the following is an air-borne disease?
1. Measles
2.Typhoid
3.Pink eye
4.None of the above
Posted Date:-2021-03-06 14:02:27
Which of the following is not a member of the vitamin B complex?
1.Thiamine
2.Riboflavin
3.Folic acid
4. Ascorbic acid
Posted Date:-2021-03-06 14:02:27
Which of the following is not a primary food product? Â
1.Vegetables
2.Milk
3.Cereals
4.Fruits
Posted Date:-2021-03-06 14:02:27
Which of the following is the universal recipient blood group?
1.A
2.B
3.AB
4.O
Posted Date:-2021-03-06 14:02:27
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
Posted Date:-2021-03-06 14:02:27
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
Posted Date:-2021-03-06 14:02:27
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
Posted Date:-2021-03-06 14:02:27
Which of the following nerves connected from the eyes to ears?
1.Cerebrum
2.Cerebellum
3.Medulla
4.Spinal cord
Posted Date:-2021-03-06 14:02:27
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
Posted Date:-2021-03-06 14:02:27
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
Posted Date:-2021-03-06 14:02:27
Which of the vegetables have abundance of Vitamins A and C?
1.Brinjal
2.Lady's finger
3.Potato
4. Tomato
Posted Date:-2021-03-06 14:02:27
Which one of the following is not a function of the liver?
1.Regulation of blood sugar
2.Enzyme activation
3.Detoxification
4.Reproduction
Posted Date:-2021-03-06 14:02:27
Which one of the following is not correctly matched?
1.Haemoglobin: Skin
2.Vitamin C: Scurvy
3.Carbohydrate: Potato
4.Fat: Butter
Posted Date:-2021-03-06 14:02:27
Which one of the following is not correctly matched?
1.Tuberculosis: Lungs
2.Filaria: Lymph nodes
3.Encephalitis: Heart
4.Leukaemia: Blood cells
Posted Date:-2021-03-06 14:02:27
Which one of the following is the richest source of vitamin C?
1.Guava   Â
2.Pineapple
3.Orange Â
4.Tomato
Posted Date:-2021-03-06 14:02:27
Which one of the following organisms has a role in converting nitrates to free nitrogen?
1.Pseudomonas
2.Nitrosomonas
3.Nitrobacter     Â
4. Rhizobium
Posted Date:-2021-03-06 14:02:27
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
Posted Date:-2021-03-06 14:02:27
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
Posted Date:-2021-03-06 14:02:27
Which one of the following systems of the body is primarily attacked by the HIV?
1.Cardiovascular
2.Immune
3.Respiratory
4.Reproductive
Posted Date:-2021-03-06 14:02:27
Which organ of the body produces the fluid known as bile?
1. Liver
2.Pancreas
3.Gall bladder
4.Kidney
Posted Date:-2021-03-06 14:02:27
Which vitamin is needed to prevent Xero-phthalmia?
1.A
2.B
3.C
4.D
Posted Date:-2021-03-06 14:02:27
Who among the following discovered the anti-rabies vaccine?
1.Edward Jenner
2.James Lind
3.Louis Pasteur
4.Robert Koch
Posted Date:-2021-03-06 14:02:27
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
Posted Date:-2021-03-06 14:02:27
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
Posted Date:-2021-03-06 14:02:27
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
Posted Date:-2021-03-06 14:02:27