(ENVIRONMENTAL STUDIES )
Q1.The longest bone in our body is :
A.Thigh bone
B.fore arm bone
C.Sternum
D.Girdle bones
Q.2 The sequence of life cycle of a plant is :
A.Seed, seeding , plant, sapling
B.Sapling , seedling , seed, plant
C.Seedling , seed, plant, sapling
D.Seed. Seedling , sapling, plant
Q.3 An environmentally clean fuel is :
A.Petrol
B.Diesel
C.Kerosene
D.Liquefied petroleum Gas (LPG)
Q4.Presence of fins and gills is a characteristic feature of:
A.Reptiles
B.Mammals
C.Amphibians
D.Fishes
Q.5 In which of the following does the pyramid of numbers appears as inverted pyramid?
A.Grassland ecosystem
B.Pond ecosystem
C.Tree ecosystem
D.Forest ecosystem
Q.6 If waste materials contaminate the source of drinking water which of the following diseases will spread?
A.Scurvy
B.Typhoid
C.Malaria
D.Anaemia
Q.7 The leaves are spinelike usually in:
A.Terrestrial plants
B.Aquatic plants
C.Epiphytic plants
D.Desert plants
Q.8 Adjustment to environment’ is called
A.Adaptation
B.Mimicry
C.Hibernation
D.Aestivation
Q9.The lowest layer of atmosphere is –
A.Stratosphere
B.Troposphere
C.Ozonosphere
D.Ionosphere
Q.10 Birds can fly due to light body weight. This is due to:
A.Hard bones
B.Soft bones
C.Cylindrical bones
D.Hollow bones
Q.11Obesity is a condition resulted by eating foods rich in:
A.Vitamins
B.Fats
C.Proteins
D.None of these
Q12.The roots of ————–plant absorb moisture from the atmosphere.
A.Rose
B.Coconut
C.Banyan
D.Water lily
Q.13 All big cities are facing the problem of environmental pollution as a result of a large number of vehicles on the roads. The best way an individual in the city can contribute towards environmental protection is by –
A.Getting the engine of personal vehicle checked regularly for environmental safe limits
B.Using a public transport system for travelling
C.Avoiding frequent travel outside the home
D.Not keeping a personal vehicle like scooter, car etc,
Q.14When some sugar is dissolved in a glass of water, the water level –
A.Increases
B.Decreases
C.Remains the same
D.None of the above
correct
Q.15Our head is made up of only one movable bone; it is called –
A.Skull
B.Cranium
C.Jawbone
D.Collarbone
Also see Practice PaPer for Mathematics
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