Was she sewing the curtains? (Passive Voice) Answer: Were the curtains being sewed by her?
He told me that he———– do this work. Answer: could
Even Children in the elementary schools ________ assigned homework. Answer: are
Choose the correct verb: It is necessary for the government to ____ their people’s life better. Answer: make
We were listening to the radio all evening. Which tense is this? Answer: Past Continuous Tense
He ______ from the East Indies and was ___________ in the Thames. (Past Indefinite) Answer: came, drowned
—————–raining outside? Answer: it’s
Objectives limiting the meaning of a noun showing either possession, demonstration, or number are called. Answer: Limiting
He has been waiting ________ 3 hours. Answer: For
He knew Jinnah. (Passive Voice) Answer: Jinnah was known to him
Physics
Q. A NAND gate is a combination of? Answer: AND gate and NOT gate.
Q. In vector cross products, $i \times i = j \times j = k \times k = ?$ Answer: 0.
Q. Which of the following performs its function by converting electrical energy into motion? Answer: An electric motor.
Q. The principle of an electric generator is based on? Answer: Faraday’s law.
Q. The working principle of a Transformer is? Answer: Electromagnetic induction.
Q. The conversion of electrical energy into chemical energy is observed in? Answer: Storage battery.
Q. The current through a conductor between two points is directly proportional to the voltage across them is known as? Answer: Ohm’s law.
Q. In Ampere’s law, the integration is over a? Answer: Closed path.
Q. What happens to the phase of a wave when it travels from a denser medium to a rarer medium? Answer: No phase change.
Q. If an object is moving with constant speed then its distance time graph will be straight line: Answer: Inclined to time-axis
Q. High energy photons emitted due to transition of inner shell electrons in heavy atoms are called: Answer: Characteristics X-rays
Q. When metal surface is exposed to light it may emit electrons. The maximum energy of these electrons depends on: Answer: Wavelength of light (Frequency)
Q. The truth table shown in figure (0,0->1; 0,1->1; 1,0->1; 1,1->0) is implemented by: Answer: NAND gate
Q. The operational amplifier can be used as: Answer: All of the above
Q. Material in which there is a very narrow gap between the conduction and valence energy bands are called: Answer: Semiconductor
Q. In frequency modulation, the amplitude of the carrier waves remains the same but its frequency changes in proportion to: Answer: The amplitude of the modulating signal
Q. A transformer has 50 turns on input and 3200 on output. If input is 120V and 3A, output power is: Answer: 360 watts
Q. An ammeter can be made from a galvanometer by adding a: Answer: Low resistance in parallel
Q. The voltage current graph of a non-ohmic device is: Answer: Not a straight line
Q. An air filled capacitor has 10 uF. With dielectric of relative permittivity 100, capacitance is: Answer: 1000 uF
Q. Boyle’s law states that pressure is inversely proportional to volume if temperature is: Answer: Constant
Q. In a multi-mode graded index fiber, periphery as compared to the central core has a: Answer: Lower refractive index
Q. When sunlight passes through a Polaroid, it becomes: Answer: Polarized
Q. A train traveling at 90 Km/h sounds a whistle of 1000 Hz. The frequency heard by the driver will be: Answer: 1000 Hz
Q. Tuning fork P produces 12 beats with Q (200 Hz). Frequency of P is: Answer: Either A or B (212 Hz or 188 Hz)
Q. Example of longitudinal waves: Answer: Sound emitted by a train
Q. In a body executing simple harmonic motion: Answer: Maximum displacement from the mean position is constant
Q. The pressure in the narrow sections of a pipe (Venturi effect) is: Answer: Lower than in the wider section
Q. Drag force on a sphere moving slowly (Stokes’ Law) is proportional to: Answer: r and v
Q. A satellite communication system can be set up by correctly positioning: Answer: 3 stationary satellites
Q. The orbital speed of a satellite as its distance from earth is increased: Answer: Decreases
Q. The SI unit of power is Watt. It is defined as: Answer: None of the above
Q. A collision in which kinetic energy is NOT conserved is: Answer: Inelastic Collision
Q. Mass of an object is a quantitative measure of its: Answer: Inertia
Biology
Q. The cause of malaria is _____?
Answer: Plasmodium
Q. Enzymes are ______?
Answer: Protein in nature
Q. All are postulates of cell theory except?
Answer: Cell does not contain the hereditary material
Q. A group of similar cells combine together to form _____?
Answer: Tissue
Q. Which processes involve mitosis?
Answer: Growth, repair and asexual reproduction
Q. Root hairs are most important to a plant because they ______?
Answer: Increase the surface area for absorption
Q. Which of these are involved in the clotting of blood?
Answer: Platelets
Q. Bio elements considered as vital for life are ______ members or in numbers.
Answer: 16
Q. Volvox is a polyphyletic genus of _______?
Answer: Green algae
Q. Scientific name of frog is ____?
Answer: Rana tigrina
Q. In human heart blood returning from lungs first drains into the _____?
Answer: Left atrium
Q. Study of remote past organic life, with the help of fossils?
Answer: Paleontology
Most protists are ______?
Answer: Aquatic
Science of classification is called?
Answer: Taxonomy
______ structures have different functions (physiology) but having similar internal architecture.
Answer: Homologous
_____ species are given scientific names.
Answer: All
Degree of variation within or among the species exists on different regions of the earth called?
Answer: Biodiversity
Ratio is comparison of _____ values.
Answer: Two
Once you have the data, you may need to perform _____ analysis.
Answer: Mathematical
The uniform or constant fact of nature, virtually an irrefutable theory is _____?
Answer: Scientific law
Final step of the scientific method is developing?
Answer: Conclusion
Scientific reasoning based on “if-then” statement called?
Answer: Deductive reasoning
The key component of the scientific process is ______?
Answer: Hypothesis
Solution of biological problem starts with ______?
Answer: Observation
Problem solving approach of biology and other sciences called?
Answer: Scientific Method
Radio labeling and carbon dating also show some uses of radioactive isotopes in determining the ____ of fossils.
Answer: Age
Fish is one of the best source of ______?
Answer: Protein
Foundation of life based on _____?
Answer: Chemical foundation
Part of earth where life exists is called ______?
Answer: Biosphere
The Muslim scientists who identified many diseases like tuberculosis, meningitis and other such inflammations was _____?
Answer: Bu Ali Sina
Members of different species living in specific habitat are called?
Answer: Community
Part of agriculture for the development of new varieties of plant, and their fruit is _____?
Answer: Horticulture
CHEMISTRY
Q. Larger molecules formed by monomers: Answer: B) Macromolecules
Q. Highest vapor pressure at 20°C: Answer: D) Isopentane
Q. The shape of $P_y$ atomic orbital is: Answer: D) Dumb-bell
Q. Which is not a colligative property: Answer: C) Freezing point
Q. Element with highest ionization energy: Answer: B) Nitrogen
Q. Fertilizer not used in paddy rice fields: Answer: C) $NH_4NO_3$
Q. Reagent to distinguish ethane and ethene: Answer: D) Both A and B
Q. Dihydric alcohol but not a glycol: Answer: B) Butane-1,3-diol
Q. Rancidity of butter is due to: Answer: C) Butanoic acid
Q. Collagen and albumin are: Answer: C) Simple proteins
Q. Tyrosine was first isolated from: Answer: A) Cheese
Q. Which is not an alkyl halide: Answer: D) $CH_3-CH_2-OH$
Q. The oxidation of _______ always gives carboxylic acid: Answer: A) Aldehydes
Q. Alkanes or paraffins are made up of: Answer: D) Carbon and hydrogen only
Q. Phenol can be prepared by: Answer: D) Both A and C
Q. Platinum gauze oxidation of ammonia is: Answer: B) Heterogeneous catalysis
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