Lecturer Physics Online Past MCQS Practice Test

Lecturer Physics Online Past MCQS Practice Test

Lecturer Physics Sample Papers, MCQs from Past Papers, Prepare Online Practice Test

(1) If A= 6i-8j, then 4A has the magnitude:
(a) 40 (b) 10  (c) 20  (d) None of these
2)  Let A= 2i+6j-3k and B= 4i+2j+k then A.B equals:
(a) 8i+12j-3k (b) 17  (c) 23  (d) None of these
3) If V is an operator, then V.V means:
(a) Gradient of a Scalar field  (b) Curl of a vector field
(c) Divergence of a Vector field  (d) None of these
4)  The volume of a parallelepiped bounded by Vectors A,B and C can be obtained from the
expression:
(a) ( A x B ).C  (b) (A.B)x C  (c) ( A x B ) x C  (d) None of these
5)  A force acting on a particle is conservative if:
(a) It obeys Newton’s third law  (b) It obeys Newton’s second law
(c) It works equals the change in Kinetic energy (d) None of these
6)  A torque applied to a rigid object always tends to produce:
(a) A rotational acceleration  (b) A linear acceleration
c) Precision  (d) None of these
7)  When the velocity of a body is constant, its acceleration is:
(a) Maximum  (b) Zero  (c) Infinity  (d) None of these
8) In the absence of external torque the total angular momentum is:
(a) Constant (b) Zero  (c) infinity  (d) None of these
9)  The rate of change of Momentum of the particle is:
(a) Energy (b) Force  (c) Impulse  (d) None of these
10)  The intensity of a wave is proportional to the square of:
(a) Amplitude (b) Time  (c) Intensity  (d) None of these
11) The colours in soap bubbles, oil slick etc. in a thin film is due to:
(a) Diffraction  (b) Polaristaion  (c) Interference  (d) None of these
12) For higher resolution, in a diffraction grating, one needs to have:
(a) Large number of ruling  (b) Small number of ruling
(c) No rulings at all  (d) None of these
13) To produce interference, the sources must be:
(a) Intense (b) Incoherent  (c) Coherent  (d) None of these
14) Interference fringes are of:
(a) Unequal width (b) Equal width  (c) Variable width (d) None of these
15) A Carnot Cycle is:
(a) a rectangle on a P-V graph (b) bounded by two isotherms and two adiabatics
(c) any four sided process on a P-V graph (d) None of these
16) In an Adiabatic process:
(a) The temperature of the system remains constant
(b) The temperature of the system must change
(c) The internal energy of the system remains constant
(d) None of these
17) A Carnot Cycle heat engine operates between 227°C and 127° C. Its efficiency is:
(a) 44%  (b) 20%  (c) 79%  (d) None of these
18) Metals pipe carrying water some times bursts in winter because:
(a) Water expands (b) Ice expands when melts
(c) Metal contracts more than water (d) None of these
19) A Fahrenheit thermometer and Celsius thermometer shows the same reading at:
(a) 200° (b) -40°  (c) 100°  (d) None of these
20)  Constructive and destructive superposition of waves is observed in:
(a) Polarisation (b) Interference  (c) Diffraction  (d) None of these
21) A Watt – sec is a unit of:
(a) Force  (b) Energy  (c) Power  (d) None of these
22) The direction of any magnetic induction effect is such as to oppose the cause of the effect. This is:
(a) Coulumb’s Law (b) Ampere’s Law  (c) Lenz’s Law  (d) None of these
23)  A magnetic field cannot:
(a) accelerate a charge (b) Exert a force on a charge
(c) change the kinetic energy of a charge (d) None of these
24)  The inverse of resistivity is called Conductivity. Its unit is:
(a) Ohm-1(b) ohm-metre  (c) (ohm-meter)-1(d) None of these
25  An LRC Circuit has R= 4Ω, Xc = 3 and XL=6, the impedence of the circuit is:
(a) 5 Ω  (b) 7 Ω  (c) 13 Ω    (d) None of these   Next Page

Lecturer Zoology Biology Online Past MCQS Practice Test

Lecturer Zoology Biology Online Past MCQS Practice Test

Practice Test from Past Papers for the Posts of Lecturer Zoology Lecturer Biology

1) Chano cysts are found in?
(a) Coelentrate (b) Annelida  (c) Porifera
(d) Arthropoda  (e) All of these
2) House fly is a common insect having ______ legs.
(a) 4 (b) 6 (c) 8 (d) None of these
3) Silver fish is included in:
(a) Pisces  (b) Arthropoda  (c) Annelida (d) None of these
4) Number of vertebrae in neck of a giraffe are:
(a) 10 (b) 5 (c) 7 (d) None of these
5) Flame cell is typical of:
(a) Annelida (b) Chordata  (c) Porifera  (d) Platyhelminthes
(e) None of these
6) Nervous system originates from:
(a) Epidermis (b) Mesodermis  (c) Endodermis  (d) None of these
(e) All of these
7) Mammals are characterized by:
(a) Mammary Glands (b) Hair (c) All of these (d) None of these
8) Nucleus is not present in RBC of:
(a) Fish (b) Snake (c) Bird (d) Mammal
(e) None of these
9) Scales in fish derive their origin from:
(a) Epidermis (b) Mesodermis (c) Endodermis (d) None of these
10) Sound in insect is produced through:
(a) Mouth (b) Tracheal movements (c) Wing beat (d) None of these
11) Sole of foot in man has ______ location:
(a) Dorsal (b) Ventral (c) lateral (d) None of these
12) Coelome in adult mammals is represented by:
(a) Visceral cavity (b) Cavity in brain (c) Both of these (d) None of these
13) The Skelton in insects is:
(a) Exoskeleton  (b) Endoskeleton (c) None of these (d) Both of these
14) Sea horse is included in:
(a) Mammals (b) Fish (c) Reptiles  (d) None of these
15) Circulatory system is open type in:
(a) Annelida (b) Insecta  (c) Mammals (d) None of these
16) The body cavity is regarded as pseudocoele in Nematodes because:
(a) Has ectodermal origin
(b) Not completely lined by Mesodermal epithelium
(c) Has endodermal origin
(d) None of these
(e) All of these
17) True metaneric segmentation is characteristic of:
(a) Molluses  (b) Annelida  (c) Arthropoda (d) None of these
18) Hollow dorsal nervous system is present in:
(a) Amphiexus (b) Fish (c) Mammals (c) None of these
(e) All of these
19) Contractile vacuole in protozoa is mainly responsible for:
(a) Excretion (b) Osmoregulation  (c) respiration (d) None of these
20) Scorpion is included in:
(a) Insecta (b) Arachnida  (c) Echinodermata (d) None of these
21) Cell membrane is formed of:
(a) Carbohydrate (b) Lipid  (c) Protein
(d) Lipoprotein (e) None of these
22) Electron transport chain reaction occur in:
(a) Cell membrane (b) Cell wall (c) Endoplasm
(d) Mitochondrion (e) None of these
23) Ribosomes in cell are responsible for:
(a) Protein formation (b) Glycolysis (c) Lipid breakdown
(d) All of these (e) None of these
24) Golgi complex is responsible for:
(a) Carbohydrate metabolism (b) Protein synthesis (c) Lipid synthesis
(d) None of these (e) All of these
25) Basic excretory chemicals in all the cells is:
(a) Urea (b) Uric acid (c) Ammonia
(d) None of these (e) All of these

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Solved MCQs Past Papers Notes for Lecturer Botany Test

Solved MCQs Past Papers Notes for Lecturer Botany Test

PPSC FPSC Lecturer Botany MCQs Past Papers

(1) The spores in bryophytic plant represent the first cell of the:
(a) Gametophytic generation
(b) Sporophytic generation
(c) Asexual generation
(d) All of these
(e) None of these
(2) Algal members of classes Euglenophyceae and chlorophyceae are similar in the:
(a) Cell wall structure
(b) Reserve food
(c) Pigment composition
(d) Structure of flagella
(e) None of these
(3) Crystocarp is a structure developed after fertilization in:
(a) Blue green algae
(b) Actinomycetes
(c) Bryophetes
(d) Red algae
(e) None of these
(4) Rice belongs to family:
(a) Malvaceae
(b) Fabiaceae
(c) Solonaceae
(d) Poaceae
(e) None of these
(5) Gametophyte of fern is called:
(a) Prothallus
(b) Protocorm
(c) Thallus
(d) Gametangia
(e) None of these
(6) The sieve elements are major component of:
(a) Cambium
(b) Apical meristem
(c) Xylem
(d) Phloem
(e) None of these
(7) Which one of these is a parasite:
(a) Sunflower
(b) Begonia
(c) Biden
(d) Brasica
(e) None of these
(8) Sporophytic generation is borne upon gametophyte and is dependent on it. This feature is present in:
(a) Cycas
(b) Adiantam
(c) Equisetum
(d) All of these
(e) None of these
(9) Double fertilization is a typical characteristic of:
(a) Algae
(b) Fungi
(c) Bryophytes
(d) Angiosperm
(e) All of these
(10) Marchantia reproduces vegetatively by:
(a) Apospory
(b) Gemma Cup
(c) Budding
(d) All of these
(e) None of these
(11) Plant cell wall is composed of:
(a) Cellulose
(b) Polypeptides
(c) Phospholipids
(d) Starch
(e) None of these
(12) Stele in which primary vascular tissues are arranged in discrete strands around a pit is called:
(a) Prostele
(b) Radial stele
(c) Centric stele
(d) Eustele
(e) None of these
(13) In which the following edible part is obtained from the Rhizome:
(a) Potato
(b) Ginger
(c) Sugar beet
(d) Onion
(e) None of these
(14) Fertilization within an unopened flower is called:
(a) Cleistogramy
(b) Cleistocary
(c) Isogamy
(d) Oogamy
(e) None of these
(15) Meiosis takes place during:
(a) Gamete formation
(b) Zygote formation
(c) Cambium formation
(d) All of these
(e) None of these
(16) Edible fungus is:
(a) Penicillium
(b) Agaricus
(c) Aspergillus
(d) Phythium
(e) None of these
(17) Speciation is:
(a) Origin of species
(b) Evolution of species
(c) Identification of species
(d) Preservation of species
(e) None of these
(18) Collective name given to sporangia in fern is:
(a) Sorus
(b) Sporangium
(c) Spathe
(d) Sporangiophore
(e) None of these
(19) Small, spherical protein bodies surrounded by starch deposits in chloroplasts of many algae are:
(a) Lecoplasts
(b) Ribosomes
(c) Microsomes
(d) Pyenidium
(e) None of these
(20) Heterocysts are present in:
(a) Volvox
(b) Clostridium
(c) Cycas
(d) E-Coli
(e) None of these
(21) Enzyme Fumarase convert fumaric acid into:
(a) Citric acid
(b) Isocitric acid
(c) lactic acid
(d) Glutamic acid
(e) None of these
(22) Plants growing under saline conditions are:
(a) Holophytes
(b) Mesophytes
(c) Hygrophytes
(d) Halophytes
(e) None of these
(23) The first product of CO2 fixation in C3 plants is:
(a) Phosphoglyceric acid
(b) Glycolic acid
(c) Citric acid
(d) Glutamic acid
(e) None of these
(24) Mutations are most likely to be caused by:
(a) 1AA
(b) CO2
(c) Dextrose
(d) Glycine
(e) None of these
(25) Most of the water absorption in plants takes place through:
(a) Root caps
(b) Root hairs
(c) Stomata
(d) All of these
(e) None of these       Visit Next Page for More MCQs Sample Test