FBO mains paper is a multiple-choice question paper covering a range of topics in Science and Mathematics.
Science Highlights:
The function of the glass sheet on a solar cooker is similar to the Greenhouse effect.
Biogas production occurs in the absence of Oxygen.
Petroleum and natural gas are fossil fuels, but coal cannot be prepared in the laboratory from dead organisms.
A substance with an ignition temperature of 95 °C (P) or 98 °C (Q) will catch fire at 100 °C.
The wastes discharged from a biogas plant are reused as fertilizers for crops.
In electro refining of copper, pure copper from the electrolytic solution deposits at the cathode.
The thermite process, used to weld railway tracks, involves a reaction between iron oxide and aluminium.
In the Haber's process, X=1 mole of nitrogen reacts with Y=3 moles of hydrogen to form Z=2 moles of ammonia.
The catalyst used in the hydrogenation of vegetable oils is Nickel.
Vinegar bottles freeze in cold regions because pure ethanoic acid has a high melting point.
A spacecraft cannot burn on the moon because the moon has no atmosphere containing oxygen.
A lunar eclipse demonstration using a flashlight (Sun), a basketball (Earth), and a tennis ball (Moon) would arrange them as: Flashlight >>> Basketball >>>> Tennisball.
Comet is a member of the solar system.
The Ptolemaic theory considered the Earth to be the center of the universe.
India's first satellite launched exclusively for meteorology is KALPANA-1.
If the Earth's axial tilt increased from 23.5 degrees to 30 degrees, the most significant climate effect would be intensified seasonal variations.
If the sun were suddenly replaced by a black hole of equal mass, Earth's orbit would remain nearly the same initially.
The color of stars indicates its Temperature.
Atlantis is not correctly matched as a Space station (it is a Space shuttle).
Remote sensing technology helps satellites provide Real-Time images for disaster management.
Nutrients that help in building the body are Proteins.
Oxygen is not required for photosynthesis.
The gland that releases HCl in the human digestive tract is the Gastric glands.
Organisms that undergo cutaneous respiration are the Frog and earthworm.
Plants with aerial roots are Mangrove plants.
The central metal in Hemoglobin is Iron, and in Chlorophyll is Magnesium.
The largest artery in the human body is the Aorta.
The tissue that helps in the transport of water in plants is Xylem.
The part of the brain that controls involuntary actions such as blood pressure and vomiting is the Medulla oblongata.
The gland that secretes insulin is the Pancreas.
The basic unit of heredity is the Genes.
The disposal of solid waste is a significant cause of land pollution.
Sulphur dioxide is responsible for acid rain.
Mathematics Highlights:
A problem asks for the HCF and LCM of two numbers, with one number between 200 and 300, and the difference of the two numbers is required.
A problem involves finding a fraction based on conditions related to adding a number to the numerator and denominator.
An age problem asks for the ratio of the present ages of a father and son.
A profit percent problem involves a shopkeeper marking a price 30% above the cost price and allowing a discount of Rs. 31.20 on a bill of Rs. 312.
The greatest 3-digit number leaving a remainder of 1 when divided by 2, 3, 4, 5, and 6 is asked.
A time and work problem involves P being thrice as good as Q and finishing the work 60 days less than Q, asking for the time they take together.
A problem asks for the average speed given distances covered by bus at 16 km/hr and returning by cycle at 9 km/hr.
A Venn diagram question asks for the number of students who like to read books or play sports.
A question involves finding the correct roots of a quadratic equation ax^{2}+bx+c=0 given wrong roots from using wrong b and wrong c values.
A geometry problem involves finding the area of triangle PQR given the area of triangle QTS and ratios of segments on the sides.
A trigonometry problem asks for the angle the sun makes with the ground when a 6 m flag staff on a tower throws a shadow of 2sqrt{3} m.
A data interpretation problem involves finding the average marks obtained by a class in an examination, given question-wise data on correct, wrong, and unattempted answers.
A statistics problem asks for the median salary of 100 employees with different income groups.
A bar chart problem asks for the percentage of candidates who applied for Company B compared to Company A over six years.
A combined bar chart and pie chart problem asks for the total number of males in companies A and C, given the total number of employees and percentage breakdowns.