The major environmental problem associated with Area marked Y is____________

• A. Insects Pest
• B. Gully Erosion
• C. Oil Pollution
• D. Drought

Gamma rays are produced when

• A. high velocity electrons are abruptly stopped in metals
• B. energy changes occur within the nucleus of atoms
• C. energy changes occur within the electronic structure of atoms
• D. electrons are deflected in very strong magnetic fields

The gas that is most useful in protecting humans against solar radiation is

• A) chlorine
• B) ozone
• C) carbon (IV) oxide
• D) hydrogen sulphide

A uniform light rod is kept in horizontal equilibrium under the influence of fore forces as shown below, which of the following equations correctly represents the condition of equilibrium for the rod

• A. F1 + F2 = F3 + F4
• B. F1 + F2 - F3 + F = 0
• C. (F1 + F2)ab = (F3 + F4)cd
• D. F1a + F2b - F3c - F4d = 0

Given that log\(_x\)64 = 3, evaluate x log\(_2\)8

• A. 6
• B. 9
• C. 12
• D. 24

Which of the following is not a subject area in Agricultural Economics?

• A) Agribusiness management
• B) Farm management and accounting
• C) Agronomy
• D) Agricultural development and policy

The rate at which a country's currency is converted to the currency of another country is known as?

• A. terms of trade
• B. terms of payment
• C. exchange rate
• D. bank rate

In an incomplete record system a trading account cannot be prepared until the?

• A. day book has been balanced
• B. amount of personal drawings has been established
• C. cash book has been balanced
• D. amount os sales and purchases has been established

A radioactive isotope has a decay constant of 10^-6s^-1. Calculate its half - life?

• A. 5.93 x 10⁶s
• B. 6.93 x 10⁵s
• C. 6.93 x 10⁹s
• D. 5.93 x 10⁷s

And behold, I come quickly and my reward is with me to give every man according as his work shall be. And behold in the statement above means?

• A. To get denned
• B. to pay attention
• C. to shout
• D. to live carefree