Explore topic-wise MCQs in Testing Subject.

This section includes 657 Mcqs, each offering curated multiple-choice questions to sharpen your Testing Subject knowledge and support exam preparation. Choose a topic below to get started.

151.

Which among the following is NOT a true bast fiber?

A. Jute
B. Hemp
C. Flax
D. Cotton
Answer» E.
152.

Which of the following Vitamins of the ‗B-Complex‘ are correctly paired with their respective names?1. Vitamin B2-Riboflavin2. Vitamin B3-Niacin3. Vitamin B7-Biotin4. Vitamin B12-Cyanocobalamine

A. 2 and 4
B. 3 and 4
C. 1, 3 and 4
D. All of them
Answer» E.
153.

what happens when a ship enters a Sea from a river ?

A. It rises
B. It remains at the same level
C. sinks a little
D. None of the above
Answer» B. It remains at the same level
154.

Overdose of antibiotics will cause the suppression of synthesis of which among thefollowing vitamins in human body?

A. Vitamin A
B. Calciferol
C. Vitamin K
D. Biotin
Answer» E.
155.

Which among the following is the correct meaning of Phyllotaxy?

A. Classification of plants as per the leaves structure
B. The manner of arrangement of leaves in stem or branch
C. The manner the leaves fall from the branches
D. The anatomy of leaves in angiosperms
Answer» C. The manner the leaves fall from the branches
156.

Bring out the incorrect usage

A. Heavy water – Moderator
B. DDT – Insecticide
C. Methyl Alcohol – Beverage
D. Liquid Ammonia – Refrigerant
Answer» D. Liquid Ammonia – Refrigerant
157.

The volume of a gas at a given pressure and temperature is proportional to the number of atoms or molecules regardless of the nature of the gas. This concept is called as___?

A. Avogadro‘s law
B. Dalton‘s law
C. Henry‘s law
D. Ideal gas law
Answer» B. Dalton‘s law
158.

Some plants are ‗carnivorous‘ due to their adaptation to grow in places where the soil is thin or poor in nutrients, especially nitrogen.In this context, consider the following plants:1.Utricularia2.Nepenthes3.DionaeaWhich of the above plant(s) is/are carnivorous?

A. Only 2
B. 1 and 2
C. 2 and 3
D. 1, 2 and 3
Answer» E.
159.

The term ―Isopycnic‖ is most closely defined by which among the following?

A. Two places with same atmospheric pressure
B. Two liquids with same viscosity
C. Two liquids with same density
D. Two places with same temperature
Answer» D. Two places with same temperature
160.

Which among the following is true about conduction, convection and radiation mode oftransfer of heat?

A. A Medium is required for conduction but not required for convection and radiation
B. A medium is required for conduction, convection and radiation
C. A medium is required for conduction and convection but not required for radiation
D. A medium is not required for conduction and convectio, radiation
Answer» D. A medium is not required for conduction and convectio, radiation
161.

A vehicle moving on a circular path experiences ________?

A. centripetal force
B. centrifugal force
C. gravitational force
D. None of the above
Answer» B. centrifugal force
162.

Which among the following gas has lowest auto-ignition temperature?

A. Methane
B. Hydrogen
C. Ethylene
D. Carbon Di Sulphide
Answer» E.
163.

The first metal to be used by man was:

A. Aluminum
B. copper
C. Iron
D. Silver
Answer» C. Iron
164.

Consider the following statements:1. Most antigens are Proteins or lipids2. Lipids work as antigens if they combine with Proteins or polysaccharides3. Most vaccines contain antigens.Which among the above statements are correct?

A. 1 only
B. 1 & 2 only
C. 2 & 3 only
D. all 1, 2 and 3
Answer» D. all 1, 2 and 3
165.

Which among the following is the edible part in Rice?

A. Fruit
B. Cotyledons
C. Endosperm
D. Embryo
Answer» D. Embryo
166.

In which year, Government of India launched the Integrated Guided Missile DevelopmentProgram?

A. 1981
B. 1983
C. 1990
D. 1999
Answer» C. 1990
167.

The monocarpic plants produce flowers only ________?

A. Once in a year
B. Once in a season
C. Once in lifetime
D. One flower per plant
Answer» D. One flower per plant
168.

Bowman‘s Capsule‘ works as a part of the functional unit of which among the following human physiological system?

A. Circulatory System
B. Respiratory System
C. Excretory System
D. Reproductive System
Answer» D. Reproductive System
169.

Which among the following basic atoms are must in an Alkaloid?

A. Sodium
B. Nitrogen
C. Magnesium
D. Potassium
Answer» C. Magnesium
170.

British Scientist JJ Thomson was awarded Nobel prize in Physics in 1906 for discovery ofwhich of the following particle?

A. Electron
B. Proton
C. Neutron
D. Radio activity
Answer» B. Proton
171.

On a smooth glass surface , the drop of water spreads while the drop of mercury remains almost spherical. This proves that ________?

A. Cohesive forces of mercury is more than adhesive forces with glass
B. Cohesive force of water is less than cohesive forces of mercury
C. mercury is a metal
D. 1 & 2
Answer» B. Cohesive force of water is less than cohesive forces of mercury
172.

A ―Charge-coupled device‖ in the modern Digital Cameras has replaced which among the following in the traditional Cameras?

A. Lens
B. Shutter
C. Photographic film
D. Flash equipment
Answer» D. Flash equipment
173.

Which among the following is the main constituent of vegetable oil and animal fats?

A. Glycogen
B. Triglyceride
C. Galactose
D. Diglyceride
Answer» C. Galactose
174.

Liming is the application of calcium and magnesium rich materials to soil in various forms, including marl, chalk, limestone, or hydrated lime. What is the purpose of liming?

A. Increase the Soil pH
B. Increase the bacteria activity
C. Both A & B
D. Decrease the bacterial activity
Answer» D. Decrease the bacterial activity
175.

Consider the following:DispersionTotal Internal ReflectionRefraction

A. 1
B. 1,2
C. 1,2,3
D. 2,3
Answer» D. 2,3
176.

As we all know that, Gunpowder is a mixture of sulfur, charcoal, and potassium nitrate. Which among these components adds in speeding up the burning of the Gun Powder?

A. Only Potassium Nitrate
B. Only Charcoal
C. Only Sulphur
D. Both Sulphur and Potassium Nitrate
Answer» D. Both Sulphur and Potassium Nitrate
177.

Penicillin‘ which is used as an antibiotic is obtained from :

A. Bacteria
B. Fungi
C. algae
D. Lichens
Answer» C. algae
178.

In which year India‘s first satellite Aryabhatta was launched?

A. 1975
B. 1970
C. 1978
D. 1965
Answer» B. 1970
179.

Which among the following is an ionic solid?

A. Diamond
B. Dry ice
C. Table salt
D. All are ionic solids
Answer» D. All are ionic solids
180.

A plant belonging to which of the following groups would show least adaptation to marine water?

A. Pteridophytes
B. Gymnosperms
C. Angiosperms
D. Bryophytes
Answer» D. Bryophytes
181.

Which among the following is the lowest atomic number element without any stable isotopes?

A. Technetium
B. Molybdenum
C. Ruthenium
D. Niobium
Answer» B. Molybdenum
182.

Which among the following is the science dealing with Colors?

A. Optics
B. Chromatics
C. Ophthalmology
D. Otology
Answer» C. Ophthalmology
183.

Which among the following was the first vaccine ever to be developed?

A. Cholera
B. Smallpox
C. Rabies
D. Tetanus
Answer» C. Rabies
184.

Which among the following is the correct location of pyloric sphincter in human body?

A. between Oral cavity and esophagus
B. between Esophagus and Stomach
C. between Stomach and duodenum
D. between duodenum and Jejunum
Answer» D. between duodenum and Jejunum
185.

Plants growing on marshy areas are commonly called as _____?

A. Oxylophytes
B. Lithophytes
C. Helophytes
D. Psilophytes
Answer» D. Psilophytes
186.

Buckeyballs are basically the allotropes of _________?

A. Carbon
B. Sulfur
C. Phosphorus
D. Calcium
Answer» B. Sulfur
187.

Which among the following live tissues of the Human Eye does not have blood vessels?

A. Sclera
B. Cornea
C. Choroid
D. Iris
Answer» C. Choroid
188.

Soviet aircraft carrier Admiral Gorshkov, has been rechristened in India as which among the following?

A. INS Viraat
B. INS Vikramaditya
C. INS Chakra
D. INS Arihant
Answer» C. INS Chakra
189.

A health problem which is characterized by inability of the bone marrow to produce the red blood cells is placed in which among the following groups?

A. Anuria
B. Aplastic Anemia
C. Pernicious Anemia
D. Aplasia
Answer» C. Pernicious Anemia
190.

Consider the following:Pressurized heavy water reactor (PHWR)Fast breeder reactor (FBR)Advanced Heavy Water Reactor(AHWR)The above three represent the stages of India‘s three stage Nuclear Power programme as follows respectively?

A. Stage I, Stage II, Stage III
B. Stage II, Stage I, Stage III
C. Stage III, Stage II, Stage I
D. Stage II, Stage III, Stage I
Answer» B. Stage II, Stage I, Stage III
191.

Charles Goodyear is known for which of the following?

A. Experiments on Rubber Plants
B. Vulcanization of Rubber
C. Invention of Radial Tyres
D. Invention of Artificial Rubber
Answer» C. Invention of Radial Tyres
192.

In which part of the human body ―Pleura‖ is found?

A. Lungs
B. Brain
C. Liver
D. Heart
Answer» B. Brain
193.

Which among the following sentences is true?

A. Ammophos is an organic fertilizer while Urea is an inorganic fertilizer
B. Ammophos is an inorganic fertilizer while Urea is an organic fertilizer
C. Both of them are organic fertilizers
D. Both of them are inorganic fertilizers
Answer» C. Both of them are organic fertilizers
194.

Antipyretic medicines are used for which among the following purposes?

A. In fever
B. In Diarrhea
C. In Cough
D. In Allergy
Answer» B. In Diarrhea
195.

India‘s first Nobel Prize for Physics was claimed in 1930 by the renowned physicist Sir C.V. Raman for his work in which among the following fields?

A. Particle Physics
B. Optics
C. Thermodynamics
D. Quantum Mechanics
Answer» C. Thermodynamics
196.

In which year, Sir Chandrasekhara Venkata Raman was awarded Nobel Prize for Raman effect?

A. 1927
B. 1929
C. 1930
D. 1932
Answer» D. 1932
197.

In which of the following Cloaca which is the posterior opening that serves as the onlysuch opening for the intestinal, reproductive and urinary tracts is present?

A. Aves only
B. Aves & Amphibians
C. Aves, Amphibians and Reptiles
D. Pisces, Aves, Amphibians & Reptiles
Answer» D. Pisces, Aves, Amphibians & Reptiles
198.

Which of the following type of Coal, has maximum carbon content?

A. Peat
B. Lignite
C. Antharacite
D. Bituminious
Answer» D. Bituminious
199.

Which among the following is correct about Viruses?

A. They have DNA only
B. They have RNA only
C. They have both DNA & RNA
D. They have either DNA or RNA
Answer» E.
200.

Newton-meters per second is represented as follows?

A. Ohm
B. Volt
C. Watt
D. Calorie
Answer» D. Calorie