To facilitate gaseous exchange, breathing roots have

• A. stomata
• B. mitochondria
• C. cuticle
• D. lenticels

From the words lettered A to D, choose the word that has the same vowel sound as the one represented by the underlined letters or letters underlined. Shoe

• A. full
• B. food
• C. put
• D. blood

(a) Explain;

(i) wave motion

(ii) stationary wave

(b)(i) List four physical properties of a wave

(ii) Define amplitude and use it to distinguish between the node and antinode of a stationary wave

(iii) List the factors on which the frequency of vibration in a stretched string depends

(c) The equation, y = 5 sin (3x - 4t), where y is in millimeters, x is in meres and t is in seconds represents a wave motion . Determine the;

(i) frequency

(ii) period

(iii) speed of the wave

A contract that is acknowledged before the law court is referred to as

• A. informal contract
• B. formal contract
• C. contract of records
• D. specialty contract

Use the qoutation below to anser the following question

All human beings are born free and equal in dignity and rights. They are endowed with reason and conscience and should act towards another in a spirit of brotherhood.

The above qoutation summerizes?

• A. universal declaration of human rights
• B. African charter on human rights
• C. Geneva convention and protocol
• D. United Nation organisation charter

From the words lettered A to D, choose the word that best completes each of the following sentences:

In Botany, one is bound to........flowers

• A. read
• B. know
• C. study
• D. examine

Choose the optionnearest in meaning to the underlined word(s).

The Federal Government approved a new salary structure as anincentive for the Nigerian workers?

• A. a reward
• B. an encouragement
• C. a package
• D. an advance

The maximum price is

• A. P1
• B. P2
• C. P3
• D. P4

A 35 kΩ is connected in series with a resistance of 40 kΩ. What resistance R must be connected in parallel with the combination so that the equivalent resistance is equal to 25 kΩ?

• A. 40 kΩ
• B. 37.5 kΩ
• C. 45.5 kΩ
• D. 30 kΩ

Interest and willingness to participate in the affairs of a nation are forms of

• A. Popular Participation
• B. National Consciousness
• C. Political Apathy
• D. Citizenship Education