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MCQOPTIONS
This section includes 2267 Mcqs, each offering curated multiple-choice questions to sharpen your 6th Class knowledge and support exam preparation. Choose a topic below to get started.
| 2051. |
Exothermic change is |
| A. | accompanied by release of energy |
| B. | accompanied by absorption of energy |
| C. | a change in which heat energy is neither released nor absorbed |
| D. | All the above |
| Answer» B. accompanied by absorption of energy | |
| 2052. |
Which of the following animals moves by lengthening and shortening of its body? |
| A. | Snail |
| B. | Cockroach |
| C. | Fish |
| D. | Earthworm |
| E. | None of these |
| Answer» E. None of these | |
| 2053. |
Gliding joint allows which type of movement. |
| A. | Only backward and forward movement |
| B. | Movement in all directions |
| C. | Side-to-side as well as backward and forward movement |
| D. | No movement |
| E. | None of these |
| Answer» D. No movement | |
| 2054. |
DIRECTIONS: The questions in this segment consists of two statements, one labelled as assertion A?? and the other labelled as "reason R??. You are to examine these two statements carefully and decide if the assertion A and reason R are individually true and if so, whether the reason is a correct explanation of the assertion. Select your answers to these items using codes given below. Assertion (A): Air is a homogeneous mixture of gases. Reason (R): The composition of every part of a homogeneous mixture is same. |
| A. | Both A and R are true and R is the correct explanation of A. |
| B. | Both A and R are true but R is not the correct explanation of A. |
| C. | A is true but R is false. |
| D. | A is false but R is true. |
| Answer» B. Both A and R are true but R is not the correct explanation of A. | |
| 2055. |
When carbon dioxide and water combines they form glucose, this is an example of _____ change. |
| A. | Physical |
| B. | Chemical |
| C. | Reversible |
| D. | Undesirable |
| E. | None of these |
| Answer» C. Reversible | |
| 2056. |
Consider the following phenomena: (i) Forest fire (ii) Growth of plants (iii) Low and high tides (iv) Occurrence of a rainbow (v) Earthquakes (vi) Opening of a morning glory flower. Which of the above phenomena can be classified as periodic changes? |
| A. | (i), (ii) and (iii) |
| B. | (i), (ii) and (v) |
| C. | (iv), (v) and (vi) |
| D. | (iii) and (vi) |
| Answer» E. | |
| 2057. |
Observe the given figure carefully and choose the correct statement, |
| A. | Processes (iii) and (iv) involve absorption of heat energy. |
| B. | Process (v) involves condensation and freezing. |
| C. | Processes (i) and (iii) evolve heat energy. |
| D. | Process (v) absorbs a lot of heat energy. |
| Answer» C. Processes (i) and (iii) evolve heat energy. | |
| 2058. |
What is difference between making of furniture from wood and burning of wood? |
| A. | First is irreversible and second is reversible change |
| B. | First is physical and second is chemical change |
| C. | First is fast and second is slow change |
| D. | First is periodic and second is non-periodic change |
| Answer» C. First is fast and second is slow change | |
| 2059. |
What should come next in the following number series? 2 1 2 1 3 2 1 3 4 2 1 3 4 5 2 1 3 4 5 6 2 1 3 4 5 |
| A. | 2 |
| B. | 3 |
| C. | 4 |
| D. | 5 |
| Answer» E. | |
| 2060. |
Which one of the following is a parasitic plants? |
| A. | Rose plant |
| B. | Jasmine plant |
| C. | Mango tree |
| D. | Cuscuta |
| Answer» E. | |
| 2061. |
What will be the height with respect to the ground if an object of mass 1 kg has potential energy of 1 Joule? |
| A. | 0.564 metre |
| B. | 0.345 metre |
| C. | 1.303 metre |
| D. | 0.102 metre |
| Answer» E. | |
| 2062. |
Consider the following statements: Statement 1: Daily recorded data about the weather at a place is preserved for long period of time to determine the climate of that place. Statement 2: The condition of weather at a place in each day is called the climate of that place. Which one of the following is correct about the above statements? |
| A. | (a) Both statements are true |
| B. | (b) Both statements are false |
| C. | (c) Statement 1 is true and 2 is false |
| D. | (d) Statement 1 is false and 2 is true |
| Answer» D. (d) Statement 1 is false and 2 is true | |
| 2063. |
Evaporation involves |
| A. | change of solid to vapour |
| B. | change of liquid to vapour |
| C. | change of solid to liquid |
| D. | change of vapour to liquid |
| Answer» C. change of solid to liquid | |
| 2064. |
Ground water gets recharged by the Mr process of |
| A. | aquification. |
| B. | transpiration. |
| C. | infiltration. |
| D. | transportation. |
| Answer» D. transportation. | |
| 2065. |
X is a process by which plants lose water. What is X? |
| A. | Evaporation |
| B. | Transpiration |
| C. | Condensation |
| D. | Translocation |
| Answer» C. Condensation | |
| 2066. |
Select the process that plays an important role in bringing water back to earth. |
| A. | Evaporation |
| B. | Condensation |
| C. | Transpiration |
| D. | None of these |
| Answer» C. Transpiration | |
| 2067. |
Hardness of water is due to presence of |
| A. | salts of calcium |
| B. | salts of magnesium |
| C. | Both (a) and (b) |
| D. | None of these |
| Answer» C. Both (a) and (b) | |
| 2068. |
Which of the following statement(s) is/are true? Rainwater contains dissolved gases. (ii) Sea water contains dissolved salts. |
| A. | Both (i) and (ii) are true |
| B. | Only (i) is true |
| C. | Only (ii) is true |
| D. | None of these |
| Answer» B. Only (i) is true | |
| 2069. |
Aquatic animals and plants |
| A. | have special organs that store oxygen. |
| B. | have to come out of water to breathe. |
| C. | use the oxygen dissolved in water for respiration. |
| D. | use oxygen present in the air. |
| Answer» D. use oxygen present in the air. | |
| 2070. |
DIRECTIONS: Match Column-I with Column-II and select the correct answer using the codes given below the columns. Column-I Column-II A. Drought (p) Slow process B. Surface water (q) Rivers, ponds etc. C. Evaporation (r) Loss of water by plants D. Transpiration (s) Absence of rains for a long time |
| A. | \[A\to (s);B\to (q);C\to (p);D\to (r)\] |
| B. | \[A\to (s);B\to (r);C\to (q);D\to (p)\] |
| C. | \[A\to (s);B\to (p);C\to (q);D\to (r)\] |
| D. | \[A\to (p);B\to (s);C\to (r);D\to (q)\] |
| Answer» B. \[A\to (s);B\to (r);C\to (q);D\to (p)\] | |
| 2071. |
Water is |
| A. | an element. |
| B. | a compound. |
| C. | a mixture. |
| D. | Both (a) and (c) |
| Answer» C. a mixture. | |
| 2072. |
DIRECTIONS: Read the passage (s) given below and answer the questions that/allow Passage - 2 If we put some water in a plate and allow the plate to lie in open in sunlight we find that the water from the plate disappears. Moreover even if we keep the plate in shade the water still disappears. The process of disappearance of water from the plate occurs |
| A. | rapidly in sunlight |
| B. | rapidly in shade |
| C. | with same speed in day and night |
| D. | occurs only in day time |
| Answer» B. rapidly in shade | |
| 2073. |
Which of the following causes water to change from one state to another? |
| A. | Pressure |
| B. | Concentration |
| C. | Temperature |
| D. | Volume |
| Answer» D. Volume | |
| 2074. |
Ocean water is highly salt is hand unfit for drinking purposes. |
| A. | Oceans play no role in supply of usable water |
| B. | Role of oceans in supply of usable water is quite important |
| C. | Both the above |
| D. | None of these |
| Answer» C. Both the above | |
| 2075. |
DIRECTIONS: The questions in this segment consists of two statements one labelled as ?Assertion A? and the other labelled as ?Reason R? You are to examine these two statements carefully and decide if the assertion A and reason R are individually true and if so, whether the reason is a correct explanation of the assertion. Select your answers to these items using codes given below. Assertion (A): In such areas where there is no vegetation the rain water flows quickly and has no effect on the top layer of soil of that area. Reason (R): When water level rises in rivers, ponds etc. Due to excessive rains it causes floods. |
| A. | Both A and R are true and R is the correct explanation of A. |
| B. | Both A and R are true but R is not the correct explanation of A. |
| C. | A is true but R is false. |
| D. | A is false but R is true. |
| Answer» E. | |
| 2076. |
In a small town, the number of water pumps, concrete houses and roads increased. What happens to the water table of that place? |
| A. | It becomes lower |
| B. | It becomes higher |
| C. | It remains unaffected |
| D. | It first becomes lower and then higher. |
| Answer» B. It becomes higher | |
| 2077. |
Read the following statements (i)-(v), each with one or two blanks.(i) ___(a)___ have liquid skeletons.(ii) The last ___(b)___ pairs of ribcage bones that are not joined to the breast bone are called ___(c)___ .(iii) The longest bone of human body is ___(d)___.(iv) ___(e)___ is strong, flexible band that holds ;bones together at the joints.(v) ___(f)___ is a smooth elastic tissue that covers and protects the ends of long bones at the joints.Which of the following options correctly fills any two of these blanks? |
| A. | (a)-Earthworm, (d)-Humerus |
| B. | (e)-Ligament, (f)-Cartilage |
| C. | (b)-Four, (c)-Floating ribs |
| D. | (e)-Tendon, (f)-Ligament |
| Answer» C. (b)-Four, (c)-Floating ribs | |
| 2078. |
Match column I with column II and select the correct option from the codes given below. Column I Column II (a) Hinge joint (i) Neck joint (b) Gliding joint (ii) Hip joint (c) Pivot joint (iii) Knee joint (d) Ball and socket joint (iv) Wrist joint |
| A. | (a) - (iii), (b) - (iv), (c) - (i), (d) - (ii) |
| B. | (a) - (iv), (b) - (i), (c) - (iii), (d) - (ii) |
| C. | (a) - (i), (b) - (ii), (c) - (iv), (d) - (iii) |
| D. | (a) - (ii), (b) - (iii), (c) - (i), (d) - (iv) |
| Answer» B. (a) - (iv), (b) - (i), (c) - (iii), (d) - (ii) | |
| 2079. |
The given graph shows temperature gradient through different biomes of Earth (P, Q, R and S).Refer to the given graph and select the incorrect option regarding P, Q, R and S. |
| A. | Plants inhabiting S may have photosynthetic stems and leaves reduced to spines. |
| B. | Animals inhabiting R possess thick layer of subcutaneous fat. |
| C. | Animals inhabiting P show arboreal adaptations and often use camouflage and startling coloration for protection against enemies. |
| D. | Plants inhabiting Q have large flat leaves and animals inhabiting Q excrete concentrated urine and are nocturnal. |
| Answer» E. | |
| 2080. |
Refer to the given Venn diagram and select the incorrect statement regarding P, Q and R. |
| A. | R has three pairs of jointed legs which help it to walk, run and climb. |
| B. | Q has paired and unpaired fins that, help in movement in water. |
| C. | P has special air sacs connected to the lungs which aid in respiration process. |
| D. | Q is a shelled animal that possesses a muscular structure called foot which produces a series of wave like movements. |
| Answer» E. | |
| 2081. |
Refer to the given figures of machines P, Q, Rand S which represent different joints of our body. Identify the joints according to movement of these machines and select the correct option. |
| A. | P type of joint is found between the upper arm bone (humerus) and shoulder. |
| B. | Q type of joint is present in our elbow and knee and allows movement in only one plane. |
| C. | S type of joint allows side to side as well as backward and forward movement, e.g. ankle and wrist joints. |
| D. | R type of Joint allows the highest freedom of motion e.g., hip joint. |
| Answer» D. R type of Joint allows the highest freedom of motion e.g., hip joint. | |
| 2082. |
Refer to the given paragraph and answer the following question.Plant P is the only source of food for the caterpillars of a butterfly species, Plant P depends on the adults of the butterfly species Q for pollination. In fact, animal Q is the only pollinator of plant P in nature. Animal R feeds exclusively on the caterpillars of the butterfly species, Q. Animal R in turn is the prey of animal S. Which of the following is likely to happen if animal S is hunted to extinction? |
| A. | Animal R will continuously feed on animal Q which may lead to coextinction of both P and Q with time. |
| B. | The populations of both animals Q and R will increase, however the population of plant P will decrease with time. |
| C. | Population of animal R will increase while population of animal Q will decrease with time. |
| D. | Both (A) and (C) |
| Answer» E. | |
| 2083. |
Which of the following statements hold true for the root system shown in the given figure? (i) It is a fibrous root system. (ii) The branches that arise from the main root are called fibrous roots. (iii) It \s a tap root system. (iv) Examples of this type of root system are pea, tulsi, radish, carrot and turnip. |
| A. | (i) and (iii) only |
| B. | (ii) and (iv) only |
| C. | (iii) and (iv) only |
| D. | (ii) and (iii) only |
| Answer» D. (ii) and (iii) only | |
| 2084. |
The given figure shows an example of____. |
| A. | Phototropism |
| B. | Geotropism |
| C. | Autotropism |
| D. | Photosynthesis |
| Answer» B. Geotropism | |
| 2085. |
Lion is an animal which lives in _____. |
| A. | Desert habitat |
| B. | Mountain habitat |
| C. | Grassland habitat |
| D. | Rain forest habitat |
| Answer» D. Rain forest habitat | |
| 2086. |
What does the figure given below represent? |
| A. | Interdependence between plants. |
| B. | Interdependence between plants and animals. |
| C. | Interdependence between animals. |
| D. | Interdependence between abiotic factors. |
| Answer» C. Interdependence between animals. | |
| 2087. |
Leaves which have grooves allow water to drip easily and prevent rotting of leaves. |
| A. | Drain tips |
| B. | Dig tips |
| C. | Drip tips |
| D. | Drag tips |
| Answer» D. Drag tips | |
| 2088. |
Animal living in a habitat, which is covered by snow throughout the year. |
| A. | Xerocole |
| B. | Hydrocole |
| C. | Tundra animal |
| D. | Grassland animal |
| Answer» D. Grassland animal | |
| 2089. |
Aestivation is an adaptation for: |
| A. | Escaping extreme cold weather |
| B. | Escaping extreme hot weather |
| C. | Loss of water |
| D. | Preventing loss of water |
| Answer» C. Loss of water | |
| 2090. |
DIRECTIONS: The questions in this segment consists of two statements, one labelled as ?assertion 4? and the other labelled as ?reason R?. You arc to examine these two statements carefully and decide if the assertion A and reason R are individually true and if so, whether the reason is a correct explanation of the assertion. Select your answers to these items using codes given below. Assertion (A): The leaves of desert plants are either absent, very small or they are present in shapes of spines. Reason (R): In deserts only little water is available. |
| A. | Both A and R are true and R is the correct explanation of A. |
| B. | Both A and R are true but R is not the correct explanation of A. |
| C. | A is true but R is false. |
| D. | A is false but R is true. |
| Answer» C. A is true but R is false. | |
| 2091. |
DIRECTIONS: Read the passage(s) given below and answer the questions that follow. Passage - 2 We have two beakers A and B. Beaker A contains some sugar dissolved in water whereas beaker B contains some salt dissolved in water. What is the total number of components in each beaker? |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 4 |
| Answer» C. 3 | |
| 2092. |
Washing powder on stirring disappear in water this is due to |
| A. | Solubility |
| B. | Transparency |
| C. | Conduction |
| D. | Magnetic property |
| Answer» B. Transparency | |
| 2093. |
Mahesh and Rohan got a chance to visit a ship but Mahesh was afraid to go on ship. He said that ship being heavier in weight will sink in the water but Rohan said it will float on water with whom do you agree and why? |
| A. | Mahesh as ship is heavy in weight. |
| B. | Rohan as ship is light in weight. |
| C. | Rohan, because ship floats because of its shape |
| D. | Mahesh as ship can't bear weight of the people on it. |
| Answer» D. Mahesh as ship can't bear weight of the people on it. | |
| 2094. |
DIRECTIONS: Read the passage(s) given below and answer the questions that follow. Passage - 2 We have two beakers A and B. Beaker A contains some sugar dissolved in water whereas beaker B contains some salt dissolved in water. What is the total number of components present in the two beakers? |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 4 |
| Answer» D. 4 | |
| 2095. |
A mirror is |
| A. | opaque. |
| B. | transparent. |
| C. | translucent. |
| D. | flexible. |
| Answer» B. transparent. | |
| 2096. |
The beakers shown contain equal amounts of water and another material. Which list shows the solubility of the different materials in the beakers, from most to least soluble? |
| A. | Salt, Sand, Chalk powder |
| B. | Salt, Chalk powder, Sand |
| C. | Sand, Salt, Chalk powder |
| D. | Chalk powder, Salt, Sand |
| Answer» C. Sand, Salt, Chalk powder | |
| 2097. |
Which of the following does not belong to the group of shiny materials? |
| A. | Paper |
| B. | Card-board |
| C. | Chalk |
| D. | All of these |
| Answer» E. | |
| 2098. |
Sand and pebbles are grouped differently because |
| A. | Sand is opaque and pebbles are translucent |
| B. | Sand is smooth and pebbles are rough |
| C. | Sand is rough and pebbles are smooth |
| D. | Sand floats and pebbles sink in water |
| Answer» C. Sand is rough and pebbles are smooth | |
| 2099. |
The table given below shows some objects that have been grouped based on a certain property. P Q Wooden ruler Iron rod Copper wire Steel spoon Plastic cup What is the property on which the objects have been grouped? |
| A. | The ability to conduct electricity. |
| B. | The ability to conduct heat. |
| C. | The property of being attracted by a magnet. |
| D. | The ability to reflect light. |
| Answer» D. The ability to reflect light. | |
| 2100. |
Which of the given objects is hard/strong and unbreakable? |
| A. | Aluminium foil |
| B. | Paper bag |
| C. | Plastic file |
| D. | Glass table top |
| Answer» D. Glass table top | |