Question: Bacteria do not need sunlight to grow because
1. they lack chlorophyll and so they are incapable of making their own food
2. they hate sunlight
3. they use other kinds of light for their food synthesis
4. they prepare their food without the help of sunlight
Answer: 4
Question: Glycolysis takes place in:
1. Photosynthesis
2. Aerobic respiration only
3. Anaerobic respiration only
4. Both Aerobic and Anaerobic respiration
Answer: 4
Question: Which of the following is a water -borne diseases?
1. Viral hepatitis B
2. Cholera
3. Dengu
4. Influenza
Answer: 2
Question: Which of the following vitamins is essential for the coagulation of blood?
1. Vitamin A
2. Vitamin B12
3. Vitamin K
4. Vitamin D
Answer: 3
Question: DPT vaccine is given to children to immunize them against:
1. Diptheria, whooping cough and tetanus
2. Diptheria, whooping cough and tuberculosis
3. Diarrhoea, whooping cough and typhoid
4. Diarrhoea, whooping cough and tetanus
Answer: 1
Question: What may cause a person’s ears to get hurt during take-off or landing of an aircraft?
1. Stretching of the tympanic membrane
2. Damage to the middle ear ossicles
3. Increased impulses to the cochlea
4. Vibrations in the bony labyrinth of the inner ear
Answer: 1
Question: What causes the mottling of the dental enamel?
1. High levels of Chlorine in the water
2. High levels of nitrate in the water
3. High levels of flouride in the water
4. High levels of calcium in the water
Answer: 3
Question: Cylindrical lens is used by a person suffering from:
1. Astigmatism
2. Myopia
3. Hypermetropia
4. Presbyopia
Answer: 1
Question: What is the mode of nutrition of mushroom?
1. Photosynnthetic
2. Chemosynthetic
3. Parasitic
4. Saprophytic
Answer: 4
Question: The smallest of all human cells are
1. Nerve cells
2. WBCs
3. Epithelial cells
4. RBCs
Answer: 4
Question: Diseases caused by the actual contact with the sick person, is called
1. Infectious disease
2. Contagious disease
3. Congenital disease
4. Degenerative disease
Answer: 2
Question: Iodised salt is useful for men because it
1. Improves digestion
2. Increases resistance to diseases
3. Controls the thyroid gland
4. Slows down ageing process
Answer: 1
Question: Malaria in man is due to
1. Plasmodium
2. Malarial genus
3. Trypanosoma genus
4. Amoeba genus
Answer: 1
Question: Vitamin concerned with vision is
1. Vitamin A
2. Vitamin B1
3. Vitamin B2
4. Vitamin B6
Answer: 1
Question: The effect of hormones on the body is
1. Stimulation of organs
2. Catalytic function
3. Proper growth
4. Coordination of functions of different organs
Answer: 2
Question: Goitre is caused by the deficiency of
1. Zinc
2. Iodine
3. Chlorine
4. Iron
Answer: 2
Question: Choromosomes are
1. Presents only in the nucleus of a cell
2. Visible in all cells at every time
3. Made up of DNA as a main component
4. The biggest in number in human cells
Answer: 3
Question: Goitre is caused by the deficiency of
1. Thyroxine
2. Pyridoxine
3. Riboflavin
4. Thiamine
Answer: 1
Question: Which one the following is a genetically transmitted disease?
1. Haemophilia
2. Blood Cancer
3. Typhoid
4. Bone Cancer
Answer: 1
Question: Which one of the following branchaes of biology deals with the study of birds?
1. Entomology
2. Paleontology
3. Herpetology
4. Ornithology
Answer: 4
Question: Synapse is a junction between two
1. Epithelial cells
2. Neurons
3. Muscle Fibres
4. Nephrons
Answer: 2