An element, X, forms a volatile hydride XH3 with a vapour density of 17.0. The relative atomic mass of X is? (H = 1)

• A. 34.0
• B. 31.0
• C. 20.0
• D. 14.0

Choose the option opposite in meaning to the underlined word(s).

What aharmless thought he has?

• A. pericious
• B. pertinent
• C. pleasant
• D. perfect

The purification performed in the absence of water is?

• A. Janabah
• B. Janazah
• C. Tayammum
• D. Taslim

The categories of women prohibited in marriage due to blood relations are

• A. 14
• B. 11
• C. 10
• D. 73

If a bad debt previously written off is subsequently repaid, the amount collected is recorded as an

• A. income in the profit and loss account
• B. income in the balance sheet
• C. additional cash in the profit and loss account
• D. expense in the balance sheet

Study the diagram below and answer the question

The structure labelled I is

• A. a pitcher
• B. an onion
• C. a flower
• D. a tendril

Ballad is meant to be

• A. discussed
• B. read
• C. sung
• D. acted

The tribes which led the Jews in rebuilding the temple were

• A. Judah and Benjamin
• B. Levi and Gad
• C. Ephraim and Manasseh
• D. Reuben and Zebulun

Which of the following is an example of agricultural technology?

• A. Crop rotation
• B. Irrigation
• C. Organic farming
• D. Composting

The wavelength of a wave traveling with a velocity of 420 m/s is 42 m. what is its period?

• A) 1.2 s
• B) 1.0 s
• C) 0.5 s
• D) 0.1 s