Environmental Studies Worksheet-21
A. Capsule B. Pond C. Habitat D. Place
A. Tents B. Pucca houses
C. Igloos D. Sky scrapers
A. An event when tides are calm.
B. An event when one object passes into the shadow of another object.
C. An event when the brightness of an object decreases.
D. An event when the brightness of an object increases.
A. The black soil B. The red soil
C. The alluvial soil D. All of these
A. Process vegetable oil to make gasoline and other products.
B. Process crude oil to make gasoline and other products.
C. Process coal to make gasoline and other products.
D. Refine energy resources.
A. Water B. Petrol C. Mercury D. All of them
A. By a horse carriage B. Through a trolley
C. By a camel cart D. Through a bicycle.
A. A small, powerful snow storm over glacier.
B. An eruption of dust storm on mountain.
C. A large, powerful snow storm over ocean that looks like a giant funnel.
D. A small, powerful windstorm over land that looks like a giant funnel.
A. Sand only B. Water only
C. Sand & water D. Neither sand nor water.
A. Condensation B. Melting
C. Evaporation D. Boiling
(1)–C; (2)–A; (3)–B; (4)–C; (5)–B; (6)–D; (7)–C; (8)–D; (9)–B; (10)–B