In the diagram of a section through a synovial joint, the part labelled X represents the:
The specific heat capacity of a particular liquid is 3000 J kg-1 K-1. A large beaker containing 2 kg of the liquid has to be warmed from 25 ℃ to 35 ℃. A 100 W heater is used. If all the thermal energy could be transferred to the liquid, how long would it take?
When large molecules are broken down into smaller ones it is called:
The water authority charges $20.00 per month for the meter rent, $2.00 for the first 1 000 litres and $0.20 for each additional 100 litres. What is the total bill for 2400 litres used in one month?
The optimum temperature for enzyme action is:
Which one of the following is NOT a function of the placenta?
The width of a block of wood with rectangular cross-section is x cm. Its height is 2/3 its width and its length is 4 times its height. What is its volume in cm3?
The following statements describe the molecules in a gas at around room temperature. Which one is NOT true?
Instructions: Select the option A, B, C or D that BEST describe the sentence.
The politician hammered the nail of his argument into the leafy minds of his audience who had come to hear him speak on the difficult subject of monetary policy.
When gas particles spread out we call it:
THE ITEM refers to the following illustration.
The pattern where many persons make the same decision as the young man in the picture is refered to as
The statements refer to a fuse. Which one is true?
When zinc metal is added to copper sulphate solution the products are copper and zinc sulphate solution, so the material that has been displaced must be:
An enzyme which has an optimum pH of 3 will function best in the:
The nucleus of a carbon atom has six protons and eight neutrons.Which one of the following describes it?
The area of the trapezium ABCD above is
A 10 V battery delivers a steady current of 2 A. How long will it be before 1.0 kJ of energy is supplied to the circuit?
Three lights flash at intervals of 2, 6 and 14 seconds respectively. They are started together. How soon after will they next flash together again?
A cell in an embryo divides by mitosis three times in succession. How many cells will be formed from these divisions?
Choose the ONE underlined part A, B or C that is inappropriate. If the sentence is acceptable as it stands, choose D.
We could reach the survivors neither by boat or by plane, and so we abandoned our search as futile.
