STD IV SOCIAL_STUDIES ONLINE NECTA EXAM REVIEW FOR YEAR 2020
OFFICE OF THE PRESIDENT REGIONAL ADMINISTRATION AND LOCAL GOVERNMENT
STANDARD FOUR NATIONAL ASSESSMENT
1. Answer items (i) - (viii) by choosing the correct answer and writing its letter in the space provided.
(i) Why is agriculture considered the backbone of the economy of the United Republic of Tanzania?
Agriculture is loved by many people.
Agriculture attracts many tourists.
Agriculture employs many people.
Agriculture promotes mining.
(ii) How does the United Republic of Tanzania benefit from mining?
Earning foreign exchange
Increase in crop yield
Increase in number of animals
Increase in forests
(iii) Which of the following effects of environmental degradation is not caused by mining?
presence of huge holes in the ground
(iv) Which of the following is a benefit of national parks and game reserves in Tanzania?
Increasing national income
Getting manure for agriculture
Increase in number of poachers
Getting fertile land for agriculture
(v) Why is it not allowed to use poison and dynamite in fishing?
Dynamite fishing kills many fish at a time.
Dynamite fishing makes fishermen get great losses.
Dynamite fishing traps big fish only.
Dynamite fishing causes unemployment of fishermen.
(vi) Which of the following minerals are found in Tanzania Only?
(vii) Which of the following actions is important in reclamation of land destroyed by mining activities?
Keeping many animals
Cleaning the land
Irrigating the land
(viii) Which of the following economic activity results from forestry?
Production of cereals
2. Answer question (i)-(vi) by matching the functions of weather instruments in Group A with the names of the weather instruments in Group B by writing the letter of the correct answer in the spaces provided.
(i) Instrument used to determine direction of wind
(ii) Instrument used to measure amount of humidity