Q. Change the narration: He said, “I am feeling tired.” Answer: He said that he was feeling tired.
Q. Ear is to Deafness as Legs are to? Answer: Paralysis.
Q. Light is to eye, as hear is to? Answer: Ear.
Q. Did you ____ well last night? Answer: Sleep.
Q. I enjoy ______________ letters. Answer: Writing.
Q. He has taught us English. (Change to Passive) Answer: English has been taught to us by him.
Q. He wore a beautiful dress. “Beautiful” is? Answer: Adjective.
Q. Do you always come to the office ______ bike? Answer: By.
Q. Two words with very close meanings are called? Answer: Synonyms.
Q. Antonym of Dense is? Answer: Thin.
Physics
Q. Which expression holds good for wave velocity? Answer: $V = f \lambda$
Q. Electric current is measured by? Answer: Both A and C (Ammeter and Multimeter).
Q. Resistance of a super conductor is? Answer: Zero.
Q. What is the dimensional formula of Momentum? Answer: $[M L T^{-1}]$
Q. What is the unit of electricity (commercial)? Answer: Kilowatt-hour (kWh).
Q. “The rate of change in momentum is equal to applied force” is a statement of? Answer: Newton’s Second Law of motion.
Q. A PN junction can be used as? Answer: Rectifier.
Q. What is the energy formed due to a waterfall? Answer: Both A and B (Potential at the top, Kinetic while falling).
Q. Which component of electronics acts as a rectifier? Answer: Diode.
Q. The resistance of a semi-conductor with a rise in temperature? Answer: Decreases.
Q. The SI unit of Electrical Resistance is? Answer: Ohms ($\Omega$).
Q. A thermistor with negative temperature co-efficient is placed in a furnace. When temperature of furnace increases the resistance: Answer: Decreases
Q. The following system (Two NOT gates followed by a NAND gate) is equivalent to which gate? Answer: OR
Q. Tuning the tuning knob of radio changes the: Answer: Capacitance
Q. When voltage is passed through a bridge rectifier, the output is: Answer: Full Wave DC voltage
Q. In amplitude modulation, the amplitude of carrier wave changes in proportion to: Answer: The amplitude of the modulating signal
Q. As the water falls from the tap, the cross sectional area should decrease according to: Answer: Equation of continuity
Q. Density of oxygen is 16 times that of hydrogen. If speed of hydrogen is “x” then speed of oxygen is: Answer: Less than x
Q. A police motor cycle running at 140 km/hr. The apparent frequency heard by the car driver (moving in same direction/away) is: Answer: Less than 10 kHz
Biology
Q. Fertilizers are substances containing chemical elements such as manure or mixture of ______?
Answer: Nitrates
Q. Nutrients that are needed in the highest concentration called?
Answer: Macronutrients
Q. Living organisms which derive their food from dead and decaying organic materials called?
Answer: Saprotrophs
Q. Liquid secreted by the pancreas, which contains a variety of _____?
Answer: Enzymes
Q. Wave of rhythmic movements of muscle contraction and relaxation called?
Answer: Peristalsis
Q. Iron deficiency is associated with decreased cognitive abilities and resistance to _____?
Answer: Infections
Q. Sea food is an excellent source of protein because it’s usually low in ______?
Answer: Fats
Q. Each mole of glucose produce maximum energy i.e ______?
Answer: 2827 KJ
Q. The breakdown of food molecules to release energy is called?
Answer: Respiration
Q. In chloroplast different pigments absorb light of different _____?
Answer: Wavelength
Q. Chloroplast is double membrane bounded organelle have semifluid protein containing membrane called ____?
Answer: Stroma
Q. Photosynthesis is the only process which produces free O2 by splitting _____?
Answer: Water
Q38. Feeding sequences and relationships are called?
Answer: Food chains
Q. Plant utilizes simple inorganic molecules (CO2 and H2O) to prepare _____?
Answer: Glucose and oxygen
Q. In living organisms energy is stored in a special molecule called?
Answer: ATP
Q. Conversion of free energy into different forms by living organisms is called?
Answer: Bioenergetics
Q. The only source of energy on earth is ____?
Answer: Sun
Q. In the human body there are more than _____ known enzymes.
Answer: 1000
Q. Enzyme changes in pH can cause enzymes to ______?
Answer: Denature
Q. As temperature increases, initially the rate of reaction will _____?
Answer: Increase
Q. Small portion of enzyme where substrate attach with enzyme called _____?
Answer: Active site
Q. Activity of enzymes can be enhanced by ____?
Answer: Activator and Coenzyme
Q. In constructive reaction _____ molecules are formed.
Answer: Large
Q. Presence of enzyme does not affect the nature or properties of ______?
Answer: End products
Q. Enzymes catalyze chemical reaction by _____ the activation energy.
Answer: Lowering
Plant cell loses water and cytoplasm shrinks in a process called?
Answer: Plasmolysis
Diffusion is a _____ process, which does not require energy input.
Answer: Passive
Cell membrane is composed of _____ layer.
Answer: Double
In plants, the cell wall is composed mainly of strong fibers of ____?
Answer: Cellulose
Electron has a much shorter wavelength than visible light, and this allows electron microscopes to produce _____ images.
Answer: Higher-resolution
Movement of water molecules from the area of higher water potential to the area of lower water potential called?
Answer: Osmosis
Part of root between epidermis and endodermis called?
Answer: Cortex
A type of circulatory system blood flow through the spaces among tissues called?
Answer: Open type circulatory system
CHEMISTRY
Q. Maximum energy absorption in microwave: Answer: B) $CH_3OH$
Q. Correct regarding Cathode Rays: Answer: D) All of these
Q. Ionization energy decreases with: Answer: C) Increase in number of electronic shells
Q. Does not exhibit tetrahedral arrangement: Answer: D) None of these
Q. $NaOH+HCl→NaCl+H_2O$ change in enthalpy is: Answer: B) Heat of neutralization
Q. Hydrogen as oxidizing agent (gains electrons): Answer: C) $2Na+H_2→2NaH$
Q. Atoms of carbon in 18g of Glucose $(C_6H_{12}O_6)$: Answer: B) $3.6×10^{23}$
Q. Held by Van der Waals forces: Answer: C) $CO_2$
Q. Will not form hydrogen bond with itself: Answer: D) $CH_3CHO$
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