During anaerobic respiration in skeletal muscles, pyruvic acid is

• A. reduced to lactic acid
• B. oxidized to ethanol
• C. oxidized to lactic acid
• D. reduced to water

Which of the following waves requires a material medium for its propagation?

• A. Radio waves
• B. Light waves
• C. Sound waves
• D. X-rays

Find the roots of the equations: \(3m^2 - 2m - 65 = 0\)

• A. \(( -5, \frac{-13}{3})\)
• B. \(( 5, \frac{-13}{3})\)
• C. \(( 5, \frac{13}{3})\)
• D. \(( -5, \frac{13}{3})\)

Which of the following molecules has a triple bond in its structure?

• A. CH₄
• B. NH₃
• C. N₂
• D. O₂

The good shepherd as described by St. John has all the following qualities except that

• A. He entered the sheepfold by the door
• B. He climbs into the sheepfold by another way
• C. The gatekeeper opens the gate for him
• D. He calls his own sheep by name

Choose the option nearest in meaning to the underlined word(s). Their new house was roofed withcorrugated sheets?

• A. folded
• B. iron
• C. aluminium
• D. corrupted

Which of the following bonds exist in crystalline ammonium chloride (Ni₄Cl)?

• A) ionic and covalent
• B) ionic and co-ordinate
• C) ionic covalent and co-ordinate
• D) covalent, co-ordinate and metallic

\(\begin{array}{c|c} Weight(s) & 0 -10 & 10 - 20 & 20 - 30 & 40 - 50\\ \hline \text{Number of coconuts} & 10 & 27 & 19 & 6 & 2\end{array}\)

Estimate the mode of the frequency distribution above

• A. 13.2g
• B. 15.0g
• C. 16.8g
• D. 17.5g

A desert country which has a high population density supported by irrigation is?

• A. Kuwait
• B. Sudan
• C. Namibia
• D. Egypt

In Paul's arrangement of the spiritual gifts in Corinthians, the last is

• A. the utterance of wisdom
• B. interpretation of tongues
• C. gifts of healing
• D. various kinds of tongues