Product obtained by burning coal in the presence of air is:
A)
Coal gas
done
clear
B)
Coal tar
done
clear
C)
Coke
done
clear
D)
Carbon dioxide
done
clear
E)
None of these
done
clear
View Answer play_arrow
Eye lens is which of the following types of lens?
A)
Concave lens
done
clear
B)
Convex lens
done
clear
C)
Simple lens
done
clear
D)
All of these
done
clear
E)
None of these
done
clear
View Answer play_arrow
Which of the following characteristic of a sound wave is measured in hertz?
A)
Amplitude
done
clear
B)
Time-period
done
clear
C)
Frequency
done
clear
D)
Loudness
done
clear
E)
None of these
done
clear
View Answer play_arrow
Which of the following option contains only non- combustible substances?
A)
Cement, brick, soil
done
clear
B)
Water, copper, CNG
done
clear
C)
Stone, glass, charcoal
done
clear
D)
Cement, soil, wood
done
clear
E)
None of these
done
clear
View Answer play_arrow
Some persons suffer from nose bleeding when they go to high altitudes. Because at high altitudes, the atmospheric pressure becomes:
A)
less then our blood pressure
done
clear
B)
more then our blood pressure
done
clear
C)
equal to our blood pressure
done
clear
D)
All of these
done
clear
E)
None of these
done
clear
View Answer play_arrow
Our Sun is mainly composed of which of the following gases?
A)
Hydrogen
done
clear
B)
Helium
done
clear
C)
Nitrogen
done
clear
D)
Oxygen
done
clear
E)
None of these
done
clear
View Answer play_arrow
Coating of an iron object with a thin layer of zinc is called:
A)
Galvanisation
done
clear
B)
Tinning
done
clear
C)
Alloying
done
clear
D)
Electroplating
done
clear
E)
None of these
done
clear
View Answer play_arrow
When a balloon is rubbed with a piece of synthetic cloth and brought near to a wall, it sticks to the wall due to:
A)
Frictional force
done
clear
B)
Electrostatic force
done
clear
C)
Magnetic force
done
clear
D)
Gravitational force
done
clear
E)
None of these
done
clear
View Answer play_arrow
Which of the following was not stated in the cell theory proposed by the German biologists Mathias Schleiden and Thedor Schwann?
A)
All living things are made up of cells.
done
clear
B)
New cells are formed due to division in old cells.
done
clear
C)
All cells are similar in their basic structure and function but they differ in size and structure.
done
clear
D)
The organisation of cells in the body of a living organism determines its structure.
done
clear
E)
None of these
done
clear
View Answer play_arrow
Which one of the following factors endangering the existence of endemic species?
A)
Destruction of forest.
done
clear
B)
Introduction of new species.
done
clear
C)
Increasing human population.
done
clear
D)
All of these
done
clear
E)
None of these
done
clear
View Answer play_arrow
Which one of the following statements is incorrect?
A)
Acrylic is a synthetic fibre
done
clear
B)
Acrylic fibre is made from a chemical called acrylonitrile.
done
clear
C)
Acrylic fibre cannot be dyed.
done
clear
D)
Acrylic is lightweight, soft and resists shrinkage.
done
clear
E)
None of these
done
clear
View Answer play_arrow
Small bag of skin in which testes are enclosed is:
A)
Penis
done
clear
B)
Scrotalsac
done
clear
C)
Vas deferens
done
clear
D)
Bladder
done
clear
E)
None of these
done
clear
View Answer play_arrow
Which one of the following may cause an earthquake?
A)
Volcanic eruptions
done
clear
B)
Cyclone
done
clear
C)
Thunderstorm
done
clear
D)
Lightening
done
clear
E)
None of these
done
clear
View Answer play_arrow
Which one of the following best describes the term 'Broadcasting'?
A)
Irrigating the field by sprinkler system.
done
clear
B)
Sowing of seeds by hand.
done
clear
C)
Harvesting the crop by hand.
done
clear
D)
Transferring the seedlings from the nursery to field.
done
clear
E)
None of these
done
clear
View Answer play_arrow
Which one of the following can be used to detect an electric current passing through a circuit?
A)
LED
done
clear
B)
Compass
done
clear
C)
Electric bulb
done
clear
D)
All of these
done
clear
E)
None of these
done
clear
View Answer play_arrow
Which one of the following statements is correct about manure?
A)
Manure decreases the water-holding capacity of soil.
done
clear
B)
Manure decreases the number of useful microbes in the soil.
done
clear
C)
Manure is slowly absorbed by the plants as compared to the fertilizers.
done
clear
D)
All of these
done
clear
E)
None of these
done
clear
View Answer play_arrow
Which one of the following statements is correct?
A)
All bacteria cause diseases.
done
clear
B)
All bacteria are useful to us.
done
clear
C)
All bacteria are unicellular.
done
clear
D)
All bacteria can turn alcohol into acetic acid.
done
clear
E)
None of these
done
clear
View Answer play_arrow
Where does nucleolus is present in a cell?
A)
in the cytoplasm
done
clear
B)
in the mitochondria
done
clear
C)
in the nucleus
done
clear
D)
in the ribosome
done
clear
E)
None of these
done
clear
View Answer play_arrow
Which one of the following is the endemic fauna of pachmarhi biosphere reserve?
A)
Flying squirrel
done
clear
B)
Leopard
done
clear
C)
Fern
done
clear
D)
Bear
done
clear
E)
None of these
done
clear
View Answer play_arrow
In which of the following cells nuclear material is not surrounded by a nuclear membrane?
A)
Cell of a bacterium
done
clear
B)
Cell of a amoeba
done
clear
C)
A plant cell
done
clear
D)
A human cheek cell
done
clear
E)
None of these
done
clear
View Answer play_arrow
Which one of the following options contains only metals?
A)
Fluorine, helium, neon
done
clear
B)
Cadmium, antimony, manganese
done
clear
C)
Iron, helium, phosphorus
done
clear
D)
Tungsten, antimony, bromine
done
clear
E)
None of these
done
clear
View Answer play_arrow
Which one of the following statements is incorrect?
A)
Venus has a dense atmosphere which contains high percentage of carbon dioxide.
done
clear
B)
The two main reasons for Venus to be hottest planet in the Solar System is its nearness to the Sun and greenhouse effect.
done
clear
C)
Venus shows phases like moon.
done
clear
D)
Venus is very hot during the day and freezing cold during the night.
done
clear
E)
None of these
done
clear
View Answer play_arrow
If focal length of a convex lens is 80 cm, what will be the power of the lens?
A)
\[+1.5\]diopter
done
clear
B)
\[-1.5\]diopter
done
clear
C)
\[+1.25\]diopter
done
clear
D)
\[-1.25\]diopter
done
clear
E)
None of these
done
clear
View Answer play_arrow
Which one of the following carbon compounds is found in the coal tar?
A)
Benzene
done
clear
B)
Phenol
done
clear
C)
Naphthalene
done
clear
D)
All of these
done
clear
E)
None of these
done
clear
View Answer play_arrow
In which of the following cases sound will not be produced?
A)
When a sheet of copper metal is beaten with an iron hammer.
done
clear
B)
When the stretched skin of a drum is beaten with stick.
done
clear
C)
When a balloon bursts.
done
clear
D)
When you blow whistle.
done
clear
E)
None of these
done
clear
View Answer play_arrow
The metal object on which electroplating is to be done is made:
A)
Negative electrode
done
clear
B)
Positive electrode
done
clear
C)
Neutral electrode
done
clear
D)
Electrolyte
done
clear
E)
None of these
done
clear
View Answer play_arrow
Which one of the following match is incorrect?
A)
Rust of wheat - Fungi
done
clear
B)
Citrus canker - Bacteria
done
clear
C)
Yellow vein mosaic - Virus
done
clear
D)
Aspergillosis - Bacteria
done
clear
E)
None of these
done
clear
View Answer play_arrow
_______ reproduces by splitting into two.
A)
Mosquito
done
clear
B)
Frog
done
clear
C)
Amoeba
done
clear
D)
Butterfly
done
clear
E)
None of these
done
clear
View Answer play_arrow
Which one of the following statements is incorrect?
A)
The crust of the Earth is made of comparatively lighter rocks than that of mantle.
done
clear
B)
The crust of the Earth is made of number of plates.
done
clear
C)
Continental plates are comparatively thinner than that of oceanic plates.
done
clear
D)
Movement of tectonic plates is caused by convection currents taking place in the mantle.
done
clear
E)
None of these
done
clear
View Answer play_arrow
By which of the following ways we can slow the process of global warming?
A)
By minimising the use of fossil fuels.
done
clear
B)
By using alternative source of energy like solar and wind energy.
done
clear
C)
By increasing the amount of greenhouse gasses in the atmosphere.
done
clear
D)
Both [a] and [b]
done
clear
E)
None of these
done
clear
View Answer play_arrow
Complete the series given below. B, E, I, L, ?, S
A)
Q
done
clear
B)
M
done
clear
C)
P
done
clear
D)
N
done
clear
E)
None of these
done
clear
View Answer play_arrow
If SABOTAGE is coded as UADOVAIE, how will EMERGENCE be coded in the same language?
A)
GMGRIEPCG
done
clear
B)
GMGREPCA
done
clear
C)
BNBQFDOBZ
done
clear
D)
EOETGGNEY
done
clear
E)
None of these
done
clear
View Answer play_arrow
In a certain code language, 'lo ni hie pun' stands for 'he is drinking coke' 'hol ful gui pun' stands for 'she is eating food' and 'ne ful ni lo' stands for 'drinking coke and food'. Which of the following words is the code for 'he'?
A)
hie
done
clear
B)
lo
done
clear
C)
pun
done
clear
D)
ni
done
clear
E)
None of these
done
clear
View Answer play_arrow
Some boys are sitting in a row. P is sitting fourteenth from the left and Q is seventh from the right. If there are four boys between P and Q, how many boys are there in the row?
A)
25
done
clear
B)
23
done
clear
C)
21
done
clear
D)
19
done
clear
E)
None of these
done
clear
View Answer play_arrow
If M \[+\] N means 'M' is the brother of 'N', M \[-\] N means 'M' is the sister of 'N', M \[\times \] N means 'M' is the mother of 'N' and M \[\div \] N means 'M' is father of 'N', then which of the following would mean 'E' is the paternal aunt of 'F'?
A)
\[E-G\div F\]
done
clear
B)
\[E+G\times F\]
done
clear
C)
\[E\times F-G\]
done
clear
D)
\[F\times G+E\]
done
clear
E)
None of these
done
clear
View Answer play_arrow
Direction (Q. 36 and 37): Read the following information and answer the questions given below. 1. Ankush is right to the Rajesh and left to Shyam. 2. Sunil is facing North and is right to Shyam. 3. Raman is facing West and is left to Rajesh. 4. Ankush is facing North and is left to Raman.
In which direction is Rajesh facing?
A)
North
done
clear
B)
South
done
clear
C)
East
done
clear
D)
West
done
clear
E)
None of these
done
clear
View Answer play_arrow
Direction: Read the following information and answer the questions given below. 1. Ankush is right to the Rajesh and left to Shyam. 2. Sunil is facing North and is right to Shyam. 3. Raman is facing West and is left to Rajesh. 4. Ankush is facing North and is left to Raman.
In which direction Sunil has to move to approach Raman?
A)
North-West
done
clear
B)
South-West
done
clear
C)
North-East
done
clear
D)
South-East
done
clear
E)
None of these
done
clear
View Answer play_arrow
How many 6's are there in the following number sequence which are immediately preceded by 9 but not immediately followed by 4? 5 6 4 3 2 9 6 3 1 6 4 9 6 4 2 1 5 9 6 7 2 1 4 7 4 9 6 4 2
A)
One
done
clear
B)
Two
done
clear
C)
Three
done
clear
D)
Four
done
clear
E)
None of these
done
clear
View Answer play_arrow
Find the missing number in place of question mark (?).
18 16 44 13 18 35 17 20 ?
A)
34
done
clear
B)
39
done
clear
C)
44
done
clear
D)
45
done
clear
E)
None of these
done
clear
View Answer play_arrow
Find the missing number in place of question mark (?).
A)
63
done
clear
B)
67
done
clear
C)
77
done
clear
D)
81
done
clear
E)
None of these
done
clear
View Answer play_arrow
Given below are statements about the harmful effects of weeds on crop plants. (i) They interfere in harvesting. (ii) They help crop plants to grow healthily. (iii) They compete with crop plants for water, nutrients, space and light, (iv) They affect plant growth. (v) Weeds cannot be removed from the crop field by hands. Choose the correct combination of statements.
A)
i, iii and iv
done
clear
B)
ii and iii
done
clear
C)
iii, iv and v
done
clear
D)
i, iv and v
done
clear
E)
None of these
done
clear
View Answer play_arrow
Match the following.
Planet Period of revolution (A) Mars (I) About 165 years (B) Saturn (II) About 29.5 years (C) Mercury (III) About 225 days (D) Venus (IV) About 88 days (E) Neptune (V) About 687 days
A)
A-V, B-II, C-IV, D-III, E-I
done
clear
B)
A-V, B-I, C-IV, D-III, E-II
done
clear
C)
A-IV, B-II, C-V, D-III, E-I
done
clear
D)
A-III, B-II, C-IV, D-V, E-I
done
clear
E)
None of these
done
clear
View Answer play_arrow
Look at the following figure and choose the correct option.
A)
P-Pituitary gland, Q-Adrenal gland, R-Testis, S-Thyroid gland, T-Pancreas.
done
clear
B)
P-Pituitary gland, Q-Pancreas, R-Testis, S-Thyroid gland, T-Adrenal gland.
done
clear
C)
P-Testis, Q-Adrenal gland, R-Pituitary gland, S-Thyroid gland, T-Pancreas.
done
clear
D)
P-Pituitary gland, Q-Thyroid gland, R-Adrenal gland, S-Pancreas, T-Testis.
done
clear
E)
None of these
done
clear
View Answer play_arrow
Which one of the following statements is incorrect? (i) A sound of frequency 1,08,000 hertz is an infrasonic sound (ii) If an object vibrates at the rate of 120 vibrations per second then it will produce sound audible to us. (iii) Ultrasonic sound can be used to study the growth of foetus inside the mother's womb. (iv) Human being can produce ultrasonic sound but cannot hear. (v) A sound can never have frequency less than 20 hertz.
A)
i, ii and iv
done
clear
B)
ii, iii, iv
done
clear
C)
i, iv and v
done
clear
D)
ii, iv and v
done
clear
E)
None of these
done
clear
View Answer play_arrow
Fill in the blanks with correct combination of words. A \[\underline{\,\,\,\,L\,\,\,\,}\] may have\[\underline{\,\,\,\,M\,\,\,\,}\] and \[\underline{\,\,\,\,N\,\,\,\,}\] within it. For example, the\[\underline{\,\,\,\,O\,\,\,\,}\]in Madhya Pradesh contains one\[\underline{\,\,\,\,P\,\,\,\,}\]and two\[\underline{\,\,\,\,Q\,\,\,\,}\]within it.
A)
L-wildlife sanctuary, M-National park, N-biosphere reserve, O-Pachmarhi sanctuary, P-National park, Q-biosphere reserve
done
clear
B)
L-biosphere reserve, M-National park, N-wildlife sanctuaries, O-Pachmarhi biosphere reserve, P- National park, Q-wild life sanctuaries
done
clear
C)
L-National park, M-biosphere reserve, N-wildlife sanctuaries, O-Corbett national park, P-biosphere reserve, Q-wild life sanctuaries
done
clear
D)
L-biosphere reserve, M- National park, N-wildlife sanctuaries, 0-Kanha biosphere reserve P-National park, Q-wild life sanctuaries
done
clear
E)
None of these
done
clear
View Answer play_arrow
Some terms are missing in the table given below. Choose the correct option to complete the table.
Chemical properties of Metals Metal Reaction with water Reaction with dilute HCL \[\underline{\,\,\,\,P\,\,\,\,}\] Reacts violently Reacts violently Mg Reacts with \[\underline{\,\,\,\,Q\,\,\,\,}\]and \[\underline{\,\,\,\,R\,\,\,\,}\] Reacts to give salt and \[{{H}_{2}}\] \[\underline{\,\,\,\,S\,\,\,\,}\] Reacts only with steam Reacts to give salt and \[\underline{\,\,\,\,T\,\,\,\,}\] \[\underline{\,\,\,\,U\,\,\,\,}\] Does not reacts Does not reacts
A)
P- sodium, Q-hot water, R- steam, S-copper, T- water, U- gold
done
clear
B)
P- potassium, Q- hot water, R- steam, S- zinc, T- hydrogen, U- gold
done
clear
C)
P- potassium, Q- cold water, R- steam, S- zinc, T- water, U- silver
done
clear
D)
P- aluminum, Q- hot water, R- steam, S- copper, T-hydrogen, U- gold
done
clear
E)
None of these
done
clear
View Answer play_arrow
Which one of the following statements is correct? (i) Nuclear membrane is porous and allows the movement of substances between the cytoplasm and the nucleus. (ii) Nuclear membrane separates cytoplasm from nucleoplasm. (iii) Nucleus is the smallest cell organelle in a cell. (iv) The thread-like structures present in nucleus are called chromosomes. (v) Each red blood cell contains two nucleus.
A)
i, ii and iii
done
clear
B)
ii, iii and iv
done
clear
C)
i, ii and iv
done
clear
D)
i, ii and v
done
clear
E)
None of these
done
clear
View Answer play_arrow
Fill in the blanks with the correct combination of words.\[\underline{\,\,\,\,P\,\,\,\,}\]distillation of coal is carried out by heating\[\underline{\,\,\,\,Q\,\,\,\,}\]strongly to \[1000{}^\circ C\] in the\[\underline{\,\,\,\,R\,\,\,\,}\]of air. It yields various useful products. One of them is\[\underline{\,\,\,\,S\,\,\,\,}\]which is the mixture of mainly\[\underline{\,\,\,\,T\,\,\,\,}\]\[\underline{\,\,\,\,U\,\,\,\,}\] and carbon monoxide.
A)
P-fractional, Q-coal, R-absence, S-coal gas, T-hydrogen, U-methane
done
clear
B)
P-destructive, Q-coke, R-absence, S-coal gas, T-hydrogen, U-carbon dioxide
done
clear
C)
P-destructive, Q-coal, R-presence, S-coal tar, T-hydrogen, U-methane
done
clear
D)
P-destructive, Q-coal, R-absence, S-coal gas, T-hydrogen, U-methane
done
clear
E)
None of these
done
clear
View Answer play_arrow
Match the following.
(A) Virus (I) Spirilla (B) Protozoa (II) Laminaria (C) Bacteria (III) Bacteriophage (D) Fungi (IV) Rhizopus (E) Algae (V) Giardia
A)
A-III, B-V, C-II, D-IV, E-I
done
clear
B)
A-II, B-V, C- I, D-IV, E-III
done
clear
C)
A-III, B-V, C- I, D-IV, E-II
done
clear
D)
A-III, B-IV, C- I, D-V, E-II
done
clear
E)
None of these
done
clear
View Answer play_arrow
Which one of the following statements is correct? (i) Sound waves collected by pinna of our ear first pass through ear canal before falling on the eardrum. (ii) When the sound waves fall on the eardrum, the eardrum stops vibrating. (iii) It is the auditory nerve which carries electrical impulses to the brain from cochlea. (iv) The cochlea is found in the middle part of our ear.
A)
(i) and (ii)
done
clear
B)
(ii) and (iii)
done
clear
C)
(i) and (iii)
done
clear
D)
(i) and (iv)
done
clear
E)
None of these
done
clear
View Answer play_arrow