An effective method of preventing viral diseases in crops is by

• A. treating the seeds with fungicides
• B. practicing crop rotation
• C. regular spraying of crops
• D. planting resistant varieties

Use the information below to answer this question

A machine bought for ₦35,000 was estimated to have a life span of 5 years with a scrap value of ₦9000.

If the scrap value is presently ₦15,000 what will be the yearly depreciation using straight-line method?

• A. ₦7,000
• B. ₦11,000
• C. ₦4,000
• D. ₦24,000

The price quotation where the buyer uses his own means to collect goods from the producer's warehouse is

• A. F.O.B
• B. ex-works
• C. F.A.S
• D. F.O.R

(a)(i) Draw a labelled diagram for the laboratory preparation of a dry sample of chlorine

(ii) Give one chemical test for chlorine.

(b) Write equations to represent the reaction of chlorine gas with: (i) iron (II) chloride solution;

(ii) potassium iodide solution;

(iii) hot concentrated sodium hydroxide solution.

(c) State what is observed on:

(i) bubbling hydrogen chloride gas into an solution of lead (II) trioxonitrate (V);

(ii) heating the mixture from (c)(i) above to boiling and aging it to cool.

(d) A solution of bismuth chloride was prepared by adding the oxychloride which is a white powder to concentrated hydrochloric acid. The following equilibrium was set up: BiOCI\(_{(s)}\) + 2HCI\(_{(aq)}\) \(\rightleftharpoons\) BiCl\(_{3(aq)}\) + H\(_2\)O\(_{(q)}\). State what would be observed if some water is added to the system. Explain your answer

the value at which one country obtains another country's currency is?

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

If an increase in income induces a reduction in the demand for beans, beans can be referred to as?

• A. a normal good
• B. an inferior good
• C. a substitute good
• D. a giffen good

According to Karl Max, socialism developed as a consequence of the evils of ________

• A. monarhcy
• B. communalism
• C. feudalism
• D. capitalism

God blessed and hallowed the seventh day because He

• A. rested from all his work of creations
• B. declared it a sabbath day
• C. had finished the creation of the heavens
• D. called all the host of heaven to rest on that day

Genetically modified food products have not become universally accepted because

• A) they are not tasty as others produced by conventional means
• B) they are usually costlier than others produced by conventional means
• C) their effect on human consumers is not yet fully understood
• D) the technology can be applied only in developed countries

Which of the following statement are correct? (i) Marketing means that only items having a physical existence may be recognized as assets (ii) This substances-over-form convention means the legal form of a transaction must always be shown in financial statements even if this differs from the commercial effect. (iii) The money measurement concept means that only items capable of being measured in monetary terms can recognized in financial statements

• A) ii only
• B) i, ii, and iii
• C) i only
• D) iii only