NECO Agricultural Science Past Questions & CBT Practice

Prior to 1976, local governments were

1. A.A. part of the state government machinery
2. B.B. autonomous bodies concerned with local affairs
3. C.C. grassroots agents of the federal government
4. D.D. administrative instruments of the Native Authority

A current flows in a series circuit containing a resistor, R, an inductor, L and a capacitor, C. Which of the following is true of the power dissipated in the circuit component(s)?

1. A.The power dissipated in L is greater than zero
2. B.The power dissipated in R is zero
3. C.The sum of the power dissipated in L and C is equal to that in R✓ Correct
4. D.The sum of the power dissipated in L and C is greater than in R
5. E.The sum of the power dissipated in L and C is zero

A salt which loses its mass when exposed to air is

1. A.deliquescent
2. B.effervescent
3. C.Efflorescent
4. D.fluorescent✓ Correct
5. E.hygroscopic

The amount of satisfaction per unit of the commodity consumed is called

1. A.A. average cost
2. B.B. average utility
3. C.C. marginal cost✓ Correct
4. D.D. marginal utility
5. E.E. total utility

Choose from the options lettered A - E the one that is the most appropriate interpretation for each of the following statement The man was advised to always watch his tongue whenever he speaks in the public. This means he should always

1. A.avoid addressing a large crowd
2. B.be careful about what he said in order not to offend somebody✓ Correct
3. C.be sincere in his public utterances
4. D.be specific while addressing many people
5. E.say only what he was sure of

Which of these is a direct photosynthetic product?

1. A.fats
2. B.glucose
3. C.latex
4. D.protein✓ Correct
5. E.starch

If the temperature of a resistance wire is gradually increased, its resistance will

1. A.decrease gradually✓ Correct
2. B.first increase and then decrease
3. C.first increase and then remain the same
4. D.increase gradually
5. E.remain the same

Which excretory product is NOT found in mammals?

1. A.ammonia
2. B.carbon dioxide
3. C.mineral salts✓ Correct
4. D.urea
5. E.water

Choose from the options labelled A to E, the one that has the same vowel sound as the one represented underlined Letter(s). bill

1. A.beard
2. B.bite
3. C.seat✓ Correct
4. D.sight
5. E.women

A body executing a simple harmonic motion has an angular velocity of 22 radians per second. If it has a maximum displacement of 10cm, what is its linear velocity?

1. A.1100$ms^{-1}$
2. B.440 $ms^{-1}$
3. C.220 $ms^{-1}$
4. D.22 $ms^{-1}$✓ Correct
5. E.2.2$ms^{-1}$