Which one of the following statements is incorrect?
A)
Amoebae are heterotrophs
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B)
Cactus plants are autotrophs
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C)
Cuscuta plants are autotrophs
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D)
Ants are heterotrophs
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E)
None of these
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Which one of the following is not a part of the human digestive system?
A)
Oesophagus
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B)
Trachea
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C)
Rectum
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D)
Stomach
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E)
None of these
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Silk fibres are obtained from:
A)
eggs of silk moth
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B)
adult silk moth
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C)
caterpillar
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D)
cocoon
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E)
None of these
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Name the process in which heat is transferred by the movement of a liquid (or gas) itself:
A)
Conduction
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B)
Convection
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C)
Radiation
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D)
All of these
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E)
None of these
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Rahul takes 25 mL of dilute sodium hydroxide solution in a test tube and then he adds two drops of methyl orange into it. He observes that the colour of the solution turns:
A)
Yellow
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B)
Pink
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C)
Colourless
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D)
Red
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E)
None of these
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Name the natural calamity shown in the following figure.
A)
Thunderstorm
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B)
Cyclone
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C)
Tornado
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D)
Earthquake
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E)
None of these
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Which one of the following statements about amoeba is incorrect?
A)
Amoeba is a unicellular organism
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B)
Amoeba has no fixed shape
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C)
Amoeba uses its pseudopodia to catch food
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D)
Amoeba does not need to remove undigested food
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E)
None of these
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Which one of the following is not a type of silk?
A)
Eri silk
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B)
Kosa silk
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C)
Moth silk
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D)
Mulberry silk
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E)
None of these
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Write the word equation for the chemical reaction between lime water and carbon dioxide.
A)
Calcium Oxide + carbon dioxide \[\to \]Calcium carbonate + Water
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B)
Calcium hydroxide + carbon dioxide \[\to \]Calcium hydroxide + water
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C)
Calcium carbonate + carbon dioxide \[\to \]Calcium hydroxide + Water
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D)
Calcium hydroxide + carbon dioxide \[\to \] Calcium oxide + Water
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E)
None of these
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Out of the given definitions, which is the most appropriate definition of climate?
A)
Changes in weather conditions in a year
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B)
Average weather pattern of many years
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C)
Changes in weather pattern in a day
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D)
Weather condition during winter
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E)
None of these
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Which of the following adaptation features polar bears have to live in extremely cold conditions?
A)
A white fur, fat below skin, keen sense of smell
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B)
Thin skin, large eyes, tall legs
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C)
A long tail, strong claws, white large hump
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D)
White fur, paws for swimming, gills for respiration
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E)
None of these
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Which one of the following statements is correct?
A)
Wind is produced due to uneven heating on the earth by the sun
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B)
Wind vane is used to find speed of wind at a place
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C)
The coast line of India is not vulnerable to cyclone
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D)
Warm air is heavier than cool air
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E)
None of these
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Which one of the following statements is incorrect?
A)
Sandy soil contains very little humus
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B)
Fertility of sandy soil can be increased by adding humus to it
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C)
Clayey soil is used to make bricks, toys and statues
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D)
Clayey soil is more fertile than loamy soil
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E)
None of these
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After a heavy physical exercise, we sometime get muscles cramps. It happens because of accumulation of _____ in the muscles.
A)
Carbon dioxide
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B)
Alcohol
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C)
Lactic acid
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D)
Formic acid
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E)
None of these
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Which one of the following statements is incorrect for aerobic respiration?
A)
It takes place in presence of oxygen
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B)
Partial breakdown of food occurs
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C)
The end products are carbon dioxide and water
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D)
It takes place in the cells of the organism
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E)
None of these
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Which one of the following statements is incorrect for white blood cells?
A)
White blood cells are found in our blood
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B)
White blood cells fight infection and protect us from diseases
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C)
White blood cells carry oxygen from lungs to the cells of the body
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D)
All of these
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E)
None of these
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Ventricles are:
A)
two upper chambers of our heart
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B)
two lower chambers of our heart
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C)
one upper and one lower chambers of our heart
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D)
right upper and left lower chambers of our heart
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E)
None of these
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Which one of the following reproduces by spore formation?
A)
Ferns
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B)
Mosses
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C)
Spirogyra
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D)
Both (a) and (b)
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E)
None of these
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Speed of a car is 20 m/s. How long will it take to cover the distance of 36 km?
A)
10 minutes
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B)
20 minutes
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C)
30 minutes
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D)
1 hour
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E)
None of these
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A simple pendulum takes 20 s to complete 72 oscillations. What is the time period of this pendulum?
A)
3.6 s
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B)
7.2 s
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C)
1.2 s
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D)
4.5 s
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E)
None of these
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The following electric circuit consist of :
A)
one cell, three bulbs and an open switch
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B)
a battery of two cells, two bulbs and a close switch
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C)
a battery of three cells, three bulbs and an open switch
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D)
one cell, two bulbs and a close switch
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E)
None of these
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Which one of the following is an electric device, that prevents electric fire and damage to electrical appliances, due to excessive flow of current during short circuit?
A)
Switch
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B)
Fuse
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C)
Conducting wires
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D)
Bulbs
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E)
None of these
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Which one of the following statements is incorrect?
A)
Our image formed by a plane mirror is a virtual image
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B)
Virtual image can-not be obtained on a screen
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C)
Virtual image formed by a lens is always of same size as the object
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D)
All of these
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E)
None of these
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What is dispersion of light?
A)
Splitting up of white light into seven colours on passing through a transparent medium
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B)
Sending back of white light by a reflecting surface when light rays fall on it
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C)
Converging of white light after passing through a convex lens
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D)
Bending of white light after passing through a lens
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E)
None of these
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Water cycle does not involve which of the following?
A)
Evaporation
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B)
Condensation
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C)
Formations of clouds
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D)
Rainwater harvesting
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E)
None of these
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Micro-organisms act upon the dead plants to produce:
A)
Sand
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B)
Mushroom
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C)
Humus
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D)
Wood
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E)
None of these
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Open drain system is a breeding place for which of the following?
A)
Flies
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B)
Mosquitoes
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C)
Organisms which cause diseases
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D)
All of these
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E)
None of these
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The tube which carries urine from the bladder to outside of the body is called:
A)
Ureter
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B)
Urethra
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C)
Renal artery
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D)
Renal vein
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E)
None of these
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Which one of the following statements is incorrect about trachea?
A)
Trachea is a part of our respiratory system
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B)
Trachea is connected to nostrils by the bronchus
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C)
Trachea is also known as windpipe
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D)
The upper end of trachea has a voice box
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E)
None of these
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Which one of the following plants produces unisexual flowers?
A)
Papaya
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B)
Hibiscus
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C)
Rose
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D)
Mustard
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E)
None of these
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Select the pair which is related in the same way as the pair of words given in the question. Destroy : Construct :: _____ : _____
A)
War : Peace
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B)
Father : Son
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C)
Soldier : Regiment
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D)
Eye : Camera
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E)
None of these
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Pointing towards a girl, a teacher said, ?She is the only daughter of the only son of the wife of the father-in-law of my wife?. How is the girl related to the teacher?
A)
Niece
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B)
Daughter
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C)
Sister
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D)
Daughter-in-law
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E)
None of these
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Replace the question mark in the given letter series with the correct letter. C E H J M O?
A)
Q
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B)
S
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C)
R
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D)
T
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E)
None of these
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Complete the following series. \[4591,\,\,3691,\,\,7516,\,\underline{\,\,\,\,?\,\,\,\,}\]
A)
5320
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B)
7291
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C)
7412
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D)
8454
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E)
None of these
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A dog runs 20 metre towards East and then turns to right, runs 10 metre and then turns to left, runs 5 metre and then turns to left, runs 12 metre and finally turns to left and runs 6 metre. In which direction the dog is facing now?
A)
East
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B)
North
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C)
West
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D)
South
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E)
None of these
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Mumbai is related to Maharashtra in the same way as Trivendrum is related to:
A)
Delhi
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B)
Tamil Nadu
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C)
Kerala
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D)
Uttar Pradesh
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E)
None of these
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If in a certain code, SIKKIM is written as RHJLJN, then what will be code of SYSTEM?
A)
NXRUFR
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B)
RXRUFN
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C)
UFNRXR
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D)
FNRXRU
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E)
None of these
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Which number will be at the bottom, if 5 is at the top?
A)
1
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B)
2
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C)
3
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D)
6
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E)
None of these
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Which number will replace the question mark in the following figure?
A)
9
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B)
12
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C)
14
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D)
15
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E)
None of these
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Replace the question mark with correct number.
A)
110
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B)
215
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C)
220
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D)
310
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E)
None of these
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Which of the following statements is correct? (i) Salivary glands are present in our mouth. (ii) The inner linings of oesophagus secrets mucus and hydrochloric acids. (iii) Bile secreted by liver is temporarily stored in the gall bladder. (iv) During digestion fats are broken into simpler substances called fatty acids and glycerol.
A)
(i) and (ii) only
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B)
only (ii)
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C)
(i), (iii) and (iv)
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D)
(i), (ii) and (iii)
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E)
None of these
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Which of the following statements is correct? (i) Acids turn china rose indicator to magenta. (ii) Bases turn china rose indicator to red. (iii) Phenolphthalein indicator gives green colour in basic solution. (iv) Phenolphthalein indicator is colourless in acid solution.
A)
(i) and (iii)
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B)
(ii) and (iii)
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C)
(i) and (iv)
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D)
(i), (ii) and (iii)
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E)
None of these
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Following are the precautions one must take in case a storm is accompanied by lightening. (i) Do not take shelter under a tree. (ii) Do not take shelter under an umbrella with a metallic end. (iii) Do not take shelter in open garages, storages sheds etc. (iv) Do not take shelter in a bus in the open. Which one of these is not correct?
A)
(i)
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B)
(ii)
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C)
(iii)
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D)
(iv)
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E)
None of these
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Look at the following figure and choose the correct option.
A)
X filters the blood to remove urea and Z stores filtered blood temporarily
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B)
X filters the blood to remove urea and Y carries filtered blood to the heart
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C)
Both, X and Z produces urine and Y carries the urine out of the body
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D)
Y carries the urine formed in the X to the Z
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E)
None of these
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Fill in the blanks with the correct combination of terms. Flowering plants have a well-developed transport system called\[\underline{\,\,\,\,a\,\,\,\,}\]. It is composed of pipe-like vessels called \[\underline{\,\,\,\,b\,\,\,\,}\]and\[\underline{\,\,\,\,c\,\,\,\,}\].
A)
a: shoot system, b: xylem, c: phloem
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B)
a: vascular system, b: xylem, c: phloem
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C)
a: vascular system, b: sepals, c: petals
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D)
a: root system, b: stem, c: branches
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E)
None of these
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A car moves with a speed of 40 km/h for 15 minutes, then with a speed of 60 km/h for 15 minutes then with a speed of 48 km/h for 10 minutes then with the speed of 30 km/h for 20 minutes. Find the average speed of the car.
A)
42 km/h
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B)
43 km/h
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C)
45 km/h
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D)
47 km/h
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E)
None of these
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Match the following.
(A) \[Mg+{{O}_{2}}\] (I) \[MgO\] (B) \[MgO+{{H}_{2}}O\] (II) \[CaC{{O}_{3}}+{{H}_{2}}O\] (C) \[Ca{{(OH)}_{2}}+C{{O}_{2}}\] (III) \[Mg{{(OH)}_{2}}\]
A)
A - I, B - III, C - II
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B)
A - III, B - II, C - I
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C)
A - II, B - III, C - I
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D)
A - I, B - II, C - III
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E)
None of these
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Match the following.
(A) Alveoli (I) Liquid part of the blood (B) Plasma (II) Tiny filtering unit of the kidney (C) Spiracles (III) Tiny air sacs present at the end of bronchioles (D) Nephron (IV) Small opening on the sides of the bodies of insects (E) Bronchi (V) Tubes that branch out the trachea
A)
A - II, B - III, C - IV, D - I, E - V
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B)
A - II, B - I, C - IV, D - III, E - V
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C)
A - III, B - I, C - II, D - IV, E - V
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D)
A - III, B - I, C - IV, D - II, E - V
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E)
None of these
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Fill in the blanks with the correct combination of terms. The transfer of \[\underline{\,\,\,\,p\,\,\,\,}\] from the anther of a stamen to the\[\underline{\,\,\,\,q\,\,\,\,}\]of a pistil is called\[\underline{\,\,\,\,r\,\,\,\,}\].
A)
p-pollen grains, q-style, r-fertilization
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B)
p-pollen grains, q-stigma, r-pollination
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C)
p-sepals, q-stigma, r-pollination
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D)
p-pollen grains, q-stigma, r-fertilization
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E)
None of these
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Choose the correct order of terms that, describe the process of nutrition in ruminants.
A)
Swallowing\[\to \]partial digestion\[\to \]chewing of cud\[\to \]complete digestion
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B)
Chewing of cud\[\to \]Swallowing\[\to \]partial digestion\[\to \]complete digestion
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C)
Chewing of cud\[\to \]Swallowing\[\to \]mixing with digestive juices\[\to \]digestion
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D)
Swallowing\[\to \]chewing and mixing\[\to \]partial digestion\[\to \]complete digestion
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E)
None of these
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