Related Questions

Which of the following ecosystems covers the largest area of the earth's surface ?
A Desert Ecosystem
B Mountain Ecosystem
C Fresh water Ecosystem
D Marine Ecosystem
When an object enters earths atmosphere, it travels ----
A very repidly
B in a rapid manner
C fastly
D rapidly
Which one of the following ecosystem covers the largest area of the earth's surface?
A Desert Ecosystem
B Mountain Ecosystem
C Fresh water Ecosystem
D Marine Ecosystem
Which of the following eco system covers the largest area of earth surface?
A Desert ecosystem
B Mountain ecosystem
C Freah water ecosytem
D Marine ecosystem
Which of the following ecosystem covers the largest area of the earth's surface?
A Desert Ecosystem
B Grassland Ecosystem
C Mountain Ecodydtem
D Marine Ecosystem
When the two ecosystems overlap each other, the area is called
A Habitat
B Niche
C Ecotone
D Ecotype
Nitrogen is fixed in ecosystems in ways stated below. Which one of the statements below is false?
A By cyanobacteria
B By electrical discharges in the atmosphere
C By industrially synthesised fertilizer
D By denitrification
A & B start walking in opposite directions. A covers 3 milles and B covers. Then A turns right and walks 4 miles and B turns left left and walks 3 miles. How far is each from starting point?
A 8 miles
B 5 miles
C 4 miles
D 6 miles
A & B are two towns. Farooq covers the distance from A to B on cycle at 16 km/hr. howevers he covers the distance from B to A on foot at 9 km/hr. his average speed during the whole journey is :
A 12.5
B 10.25
C 11.52
D 12. 32
A truck covers a distance of 550 metres in 1 minute where as a bus covers a distance of 33 kms in 45 minutes. The ratio of their speeds is :
A 3 : 4
B 4 : 3
C 3 : 5
D 50 : 3

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