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BPSC 2024 — Science & Technology Questions with Answers
All 31 Science & Technology previous-year questions from BPSC 2024, each with the correct answer and a full explanation. Practise them as a free, timed mock test with instant scoring.
Practice Science & Technology as a timed test →- Q1.Space Missions
What is the primary objective of the Lunar Trailblazer mission?
- a)To detect and map water on the Moon's surface
- b)To create a 3D model of the entire Moon
- c)To test new lunar rovers
- d)More than one of the above
- Q2.Space Missions
What is true of the GSLV-F15 mission by ISRO?
- a)It carried the NVS-02 satellite
- b)It marked ISRO's 101st launch from Sriharikota
- c)It marked ISRO's 100th launch from Sriharikota
- d)More than one of the above
- Q3.Science Policy
Which of the following was NOT the outcome of Science, Technology and Innovation Policy 2020?
- a)One nation, one subscription
- b)Research and Innovation Excellence Frameworks (RIEF)
- c)Atal Innovation Mission
- d)More than one of the above
- Q4.Physics — Force & Friction
We apply a force of 200 Newtons on a wooden Box and push it on the floor at constant velocity. The marginal friction force will be :
- a)100 Newtons
- b)200 Newtons
- c)300 Newtons
- d)400 Newtons
- Q5.Physics — Laws of Motion
A truck starts from rest down a hill with a constant acceleration. It achieves 400 meters in 20 seconds. If the weight of the truck is 7 tons then what will be the force acting on it?
- a)11000 Newtons
- b)12000 Newtons
- c)13000 Newtons
- d)14000 Newtons
- Q6.Physics — Energy
Energy consumed in a home is 250 units then the total energy in Joule will be :
- a)9×10^5
- b)8×10^6
- c)9×10^8
- d)10^5
- Q7.Physics — Sound
In which medium, the speed of sound is maximum?
- a)Steel
- b)Water
- c)Air
- d)Hydrogen
- Q8.Physics — Energy
The potential energy of a freely falling body continuously decreases.
- a)The principle of conservation of energy is violated
- b)The principle of conservation of energy is not violated
- c)Gravitational force is violated
- d)Gravitational force is not violated
- Q9.Physics — Work & Energy
A pair of Oxen exerts a force of 140 newton while ploughing the field. The field ploughed is 15 meter long. The work done in ploughing the length of the field is :
- a)1900 Joule
- b)2000 Joule
- c)2100 Joule
- d)2200 Joule
- Q10.Physics — Optics
The focal distance of a plane mirror is
- a)+1 cm
- b)−1 cm
- c)2 cm
- d)Infinity
- Q11.Physics — Electricity
Which term in the following does not denote the electric power in electric circuit?
- a)I^2R
- b)IR^2
- c)VI
- d)V^2/R
- Q12.Physics — Electricity
In short circuit, the value of electric current in a time circuit :
- a)Very low
- b)Do not change
- c)Increases very high
- d)Continuously changing
- Q13.Physics — Electricity
What is the device to protect equipments from the electric shock?
- a)Fuse
- b)Generator
- c)Motor
- d)Current controller
- Q14.Chemistry — Acids & Bases
pH value of 0.1 N HCl solution is approximately:
- a)1.0
- b)11.0
- c)10
- d)2.0
- Q15.Chemistry — Compounds
Which Compound is known as night glowing pigment from below?
- a)Europium dopped strontium aluminate
- b)Copper Sulphide dopped zinc oxide
- c)Barium sulphate dopped copper carbonate
- d)Boron oxide dopped copper sulphate
- Q16.Chemistry — Materials
Which Material is used for smart film?
- a)Indium tin oxide
- b)Calcium carbonate
- c)Zinc chloride
- d)Silica
- Q17.Chemistry — Applied
Which metal compound is used for treatment of carcinoma?
- a)Platinum
- b)Chromium
- c)Iron
- d)Chlorine
- Q18.Chemistry — Applied
Which compound is used in contraceptive pills?
- a)Cholecalciferol
- b)Levonorgestrel
- c)Vanlaflexine
- d)Cetrizine
- Q19.Chemistry — Metals
Why oil is not stored in galvanized iron pot?
- a)It produce toxic compound
- b)It reduced quality of oil
- c)Corrosion observed
- d)All of above
- Q20.Chemistry — Fuels
Which compound is used for increase of octane rating?
- a)Trimethyl hexane
- b)Tetramethyl Oxide
- c)Tetraethyllead
- d)Triethyl toluene
- Q21.Chemistry — Polymers
Full form of PHBV biodegradable polymer :
- a)Polyhydroxy butyl vaniline
- b)Poly hydroxy butane veratric acid
- c)Poly (3 - Hydroxy butyrate-co-3 hydroxy valerate)
- d)Poly hydroxy butyric acid veratric acid
- Q22.Biology — Human Physiology
Hormones are secreted by :
- a)Sebaceous glands
- b)Reproductive glands
- c)Exocrine glands
- d)Endocrine glands
- Q23.Biology — Microbiology
Which one of the following term characterizes the interaction between herpes simplex virus and a human?
- a)Parasitism
- b)Symbiosis
- c)Endosymbiosis
- d)Endoparasitism
- Q24.Biology — Immunology
Which class of immunoglobulin is the first to be produced in response to an infection?
- a)IgG
- b)IgA
- c)IgM
- d)IgE
- Q25.Biology — Cell Biology
The biological membranes are composed of :
- a)Lipids and proteins in varying combinations which are specific to each species, cell type and organelle
- b)Lipids only
- c)Proteins only
- d)None of the above
- Q26.Biology — Molecular Biology
Which of the following is a non-sense codon?
- a)UAA
- b)AUG
- c)UUU
- d)UGC
- Q27.Agriculture
Which of the following is a Kharif crop?
- a)Sugarcane
- b)Barley
- c)Gram
- d)Wheat
- Q28.Biology — Plant Physiology
Xylem in plants is responsible for following function :
- a)Transport of water and dissolved minerals
- b)Transport of foods
- c)Transport of oxygen and other gases
- d)Transport of essential amino acids
- Q29.Biology — Plant Taxonomy
Who was first to use the characteristics of vascular tissues in the classification of plants?
- a)Engler and Prantl
- b)Bentham and Hooker
- c)A P de Condolle
- d)More than one of the above
- Q30.Biology — Botany
The part which we eat in Mango is :
- a)Epicarp
- b)Mesocarp
- c)Endocarp
- d)None of the above
- Q31.Biology — Plant Ecology
In mycorrhizal association, the advantage of plant is :
- a)Protection
- b)Food
- c)(A) and (B) both
- d)Increased mineral absorption and diseases protection
BPSC 2024 — other subjects
Science & Technology — other years
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