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Sunday 9 September 2018

General Science - 34

691. On a hot day if you are sweating, you will feel cooler than on a  cooler moist day. This is because %
(a) There is loss of energy when you sweat
(b) On a cooler moist day you lose less of energy.
(c) The evaporation of sweat on a cooler moist day raises the body temperature
(d) The evaporation of sweat on a hot day causes more Cooling.
Answer: (d)

692. The other name of Vitamin C is
(a) Formic acid (b) Acetic acid
(c) Ascorbic acid (d) Riboflavin
Answer: (c)

693. Who is credited with the discovery of neutron?
(a) Chadwick (b) Bohr
(c) Newton (d) Rutherford
Answer: (a)

694. Benzene hexachloride (BHC) is used by farmers for
(a) Removing salinity of the soil
(b)  Killing harmful insect s
(c) Making up mineral deficiency
(d) Making the soil rich in nitrogen
Answer: (b)

695. Who, amongst the following, is credited with the discovery of penicillin?
(a) Edward Jenner        (b) Louis Pasteur
(c) Alexander Flemings   (d) William Harvey
Answer: (c)

696. Which of the following statements regarding the use of mercury in thermometers is not correct?
(a) It has a low vapor pressure at ordinary temperatures
(b) Being a good conductor of heat it responds more rapidly to changes of temperature
(c) It expands uniformly
(d) It is transparent and can easily be seen in the thermometric tube
Answer: (d)

697. Cellulose is a
(a) Carbohydrate (b) Fat
(c) Protein (d) None of the above
Answer: (a)

698. Lightning flash and thunderbolt occur at one and the same time. In this context, which of the following is correct?
(a) The light is seen after the sound is heard
(b) The sound is heard at the same time as the light is seen
(c) The light is seen first and sound is heard afterwards
(d) Sometimes light is seen first and sometimes sound is heard first
Answer: (c)

699. Which of following statements in to diabetes is not correct?
(a) It is a disease of metabolism
(b) It occurs when the blood sugar level decreases
(c) Proper dose (through injection) of the hormone insulin help s to keep the disease under control
(d) If not controlled, it result s in loss of weight
Answer: (b)
700. Which of the following instrument s is used for measuring the approximate height above ground level?
(a) Altimeter (b) Anemometer
(c) Manometer (d) Micrometer
Answer: (a)


701. The red blood cells originate in the
(a) Bone marrow (b) Brain
(c) Ligaments (d) Muscles
Answer: (a)

702. Knee cap is called: 
Answer:  Patella 

703. Who gave names to Vitamins: 
Answer:  Cassimir Funk 

704. A mammal without hair: 
Answer:  Blue Whale 

705. Keratoplasty is the transplanting of: 
Answer:  Cornea 

706. One gram fat has ..... calories: 
Answer:  9.3 

707. Which is known as youth hormone: 
Answer:  Thymosin 

708. Average weight of human kidney is ....... gms: 
Answer:  150 

709. The largest cell: 
Answer:  Ovum 

710. The level of glucose in human blood is ......mg per 100ml of blood: 
Answer:  80-120 

711. Bone is used as fertilizer as it contains: 
Answer:  Phospherus 

712. The constituent essential for the growth of children:
Answer:  Protein 

713. The study of organisms in relation to their environment: 
Answer:  Ecology 

714. What imparts colour to Iris: 
Answer:  Melanin 

715. Parotid gland is seen below: 
Answer: Ear 

716. The vitamin which is helpful for the clotting of blood:
Vitamin D 

717. Which vitamin is not present in milk and egg: 
Vitamin C

718. Pyridoxine is the chemical name of vitamin: 
Answer:  B6 

719. Otoscope is used to examine: 
Answer:  Ear 

720. Which gland controls temperature of human body:
Answer:  Hypothalamus

721. The first heart transplant in a human patient is done by: 
Answer:  Christian Bernard 

722. Calcitonin is produced by: 
Answer:  Thyroid 

723. The gland which determines the emotionality of a person and prepare him to meet emergencies is the:
Answer:  Adrenal 

724. The branch of medical science which deals with conception and pregnancy: 
Answer:  Gynaecology 

725. The organ in human body that produces the largest amount of enzymes: 
Answer: Liver
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