SECTION A: OBJECTIVES
1. Precipitation includes all the following except __________ (a)dust (b)dew (c)snow (d)fog
2. The difference between the temperatures of the hottest and coldest months of a place is the ______(a)length of the rainy season (b)mean annual temperature (c)annual range of temperature (d)total monthly temperature
3. Desert areas experience high daily range of temperature because_____________________ (a)they are generally low-lying (b)the sky is cloudless (c)they experience very high atmospheric pressure (d) the wind s blow off-shore at night
4. Which of the following does not encourage the formation of rainfall?(a)converging wind (b)ascending wind (c)descending wind (d)warm wind
5. ‘It has humidity of over 90% with rainfall in all months’ The statement describes the ________________(a)Equatorial climate (b)Desert climate (c)Warm temperate climate (d)Mediterranean climate
6. Which of the following did koppen used to classify the climates of the world?(a)temperature and humidity (b)temperature and wind (c)temperature and rainfall (d)rainfall and humidity.
7. Isotherm is to temperature as________ is to pressure.(a)isohaline (b)isohel (c)isoneph (d)isobar
8. The instrument used for measuring relative humidity is called ________ (a)hygrometer (b)wind vane (c)anemometer (c)barometer (d)wet bulb thermometer.
9. Humidity is the amount of __________________ (a)cloud cover in the sky (b)water vapour in the atmosphere (c)moisture needed cause condensation (d)mist in the atmosphere (e)none of the above.
10. The Mediterranean type of climate is best favoured for_________(a)yam cultivation (b)fruit growing (c)cotton cultivation (d)wheat production
11. Which of the following is a north-easterly wind from the sahara blowing towards the
Gulf of Guinea?(a)the sirocco (b)the Fohn (c)The harmattan (d)the Chinook
12. Diurnal range of temperature is obtained by___(a)adding all temperature readings for the day (b)adding all temperature readings for the month (c)subtracting the minimum temperature of the day from the maximum temperature of the same day (d)subtracting the minimum temperature for the month from the maximum temperature for the same month
19. The principal agents in soil erosion are__________(a)wind and waves (b)water and wind (c)air and water (d)water and dust
20. Flooding can be prevented by________________(a)building houses and embarked roads in flood plains to prevent overflow of river water (b)dumping of refuse in drainage channels for onward transportation to ocean deeps. (c)building strong fence round residential houses, office blocks and school compounds (d)planning towns and cities,
21. Which of the following is the most abundant in the total volume within the atmosphere ? (a)Hydrogen (b)Argon (c)Nitrogen (d)oxygen
22. The lowest layer of the atmosphere is the ________________(a)stratosphere (b)troposphere (c)thermosphere (d)exosphere
23. Isotherm is to temperature as __________________is to pressure. (a)isohaline (b)isohel (c)isoneph (d)isobar
24. All the following are environmental hazards except _____________(a)flooding (b)vulcanicity (c)afforestation (d)deforestation
25. The instrument used for measuring relative humidity is called____________ (a)hygrometer (b)wind vane (c)anemometer (d)barometer
26. Equal degree of cloudiness is represented by __________ (a) isoneph (b) isobar (c) chloropleth map (d)pie chart
27. The dominant climatic elements that control soil development are _____ (a)temperature and pressure (b)precipitation and wind (c)temperature and precipitation (d)precipitation and humidity
28. Humidity is the amount of _________ (a)cloud cover in the sky (b)water vapour in the atmosphere (c)moisture needed to cause condensation (d)mist in the atmosphere
29. The instrument used for measuring atmospheric pressure is _______ (a)wind vane (b)anemometer (c)barometer (d)wet bulb thermometer (e)hygrometer.
30. All the following constitute environmental hazards except _____(a) urbanization (b)mass wasting (c)earthquakes (d)drought
31. The direction of wind is recorded by an instrument called _____(a)anemometer (b)wind vane (c)hygrometer (d)barometer
32. Six’s thermometer is used to measure ____________________________ (a)maximum temperature (b)minimum temperature (c)minimum and maximum temperature (d)average temperature
33. Leaching of soil means_____________________________ (a)water logging of the soil (b)formation of hardpan in the soil (c)washing of nutrients down from the upper layers of the soil (d)removal of parent materials from the soil.
34. Temperatures are high throughout the year in equatorial areas mainly because __ (a) insolation is constantly high (b) of temperatures cloud cover (c) equatorial areas are influenced by currents (d) there are few highlands to reduce temperature
35. Temperatures are high throughout the year in equatorial areas mainly because _____ (a) insolation is constantly high (b) of temperatures cloud cover (c) equatorial areas are influenced by currents (d) there are few highlands to reduce temperature
36. Precipitation includes all the following except _____________________ (a)dust (b)dew (c)snow (d) fog
37. Which of the following is not an element of climate?(a)altitude (b)temperature (c)air pressure (d)precipitation
38. Soil erosion leads to all the following except the ____(a)loss of available plant nutrients (b)loss of cultivable land (c)loss of water reservoirs such as dams (d)increasing drought condition
39. The principal agents in soil erosion are____(a)wind and waves (b)water and wind (c)air and water (d)water and dust
40. The earth lies between the _____________(a) mecury and the venus (b) mars and the jupiter (c) venus and the mars (d) Jupiter and Pluto
41. When the moon comes in between the earth and the sun_____________.(a) eclipse of the moon occurs(b) the length of the day varies (c) solar eclipse occurs (d) the length of day increases
42. How long does it take the mercury to make a complete revolution?(a)88days (b) 225days (c)3651/4 days (d) 687
43. The planet with the longest orbit around the sun is___________________(a)the earth (b) Jupiter (c)Pluto (d) mars
44. Which of the following does not favour the formation of deltas?(a)a long upper course of a river (b)a reduction in river velocity at its lower course (c) a lot of sediments in the lower course of a river (d)the existence of large lakes in the middle and lower portions of a river course of a river
45. The intensity of erosion by a river is determined by the__________ (a) volume of water only (b)gradient of the valley only (c)gradient and width of the valley (d)volume of water, gradient of the valley and the load carried
46. The features commonly found along the lower course of a river are________ (a) wind gaps (b)rapids (c)waterfalls (d)meanders
47. Braiding of the lower course of a river is caused by _________(a)a reduction of the volume load carried by the river (b)deposition of a large volume of materials on the level plain (c)erosion on the concave slope and deposition on the convex slope (d)the raising of the general level of the flood plain
48. Which of the following is not a feature of river erosion?(a)waterfalls (b)gorges (c)V- shape valleys (d)deltas
49. There are ____ types of organically formed sedimentary rocks (a) 1 (b) 2 (c) 3 (d) 4
50. The middle course of a river is called_______ (a) youthful age (b) mature age (c) old age stage (d) none of the above
SECTION B: THEORY
1. Discuss the important features of koppen’s climatic classification.
2. Write explanatory notes on drought under the following: (a) causes (b) effects (c) control.
3. (a)Name any four natural hazards (b) Highlight any three effects of air pollution on man.
4. (a)Define weather. (b)Mention three elements of weather and climate. (c)Explain any two elements of weather and climate.
5. (a)Define soil. (b)mention the types of soil (c)state three properties of each of the named type of soil
6. (a) List and explain the types of rocks (b) state and explain five importance of rocks to man
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