All of the following have a charge of -1 EXCEPT for:

The range of values of v when 5 - v ≤ 2v - 1 is

Which of the following tests describes the test for glucose?

The standard atom used for mass calculations is:

Some foods contain flavour enhancers. These food additives:

Breathing in fish involves which two processes?

At the cathode all of these can happen EXCEPT for:

Enzymes catalyse specific reactions by having an active site where the substrate fits.This theory is called:

Which of the following relations is represented by the graph shown above?

If U = {1, 2, 3, . . . 10 } and S = { 4, 5, 6, 7, 8 }, then S ' =

Cells become specialised to carry out different roles.This process is called:

8x - 4(x - 5) =

The following statements describe a magnetic field plot, showing the lines of force.Which one is true?

Banks and other financial institutions utilize __________ technology that automatically verifies the identity of callers wishing to access their accounts.

A typical soil contains mineral particles, humus, water, air and:

All the following are special purpose software EXCEPT

Herbicides are used to destroy:

A girl whose weight is 250 N walks up a slope 40 m long onto a platform 3 m high. Her gain in gravitational potential energy is:

Crossing two brown mice produced an offspring with a black coat.Which of the following statements MUST be correct?
Ⅰ Brown coat is dominant to black.
Ⅱ The brown mice were heterozygous for coat colour.
Ⅲ The black mouse was homozygous for coat colour.
Ⅳ Crossing a black mouse with another black mouse could produce a brown offspring.

A business operates its petty cash on the imprest system. At the beginning of the month the petty cashier was given $20.00 out of which she spent $15.20. How much will she be reimbursed?