Which of the following BEST characterizes a primary group?
In humans, an egg cell is released from an ovary approximately every:
When zinc sulphide is heated in air the gas produced is:
Which of the following statements about photosynthesis is NOT true?
The animals shown in the diagram were
identified using a dichotomous key based
on the visible characteristics listed
below:
Ⅰ body shape
Ⅱ number of legs
Ⅲ number of wings
Ⅳ number of eyes
Ⅴ number of antennae
Which characteristics could be used to
divide the animals into two groups?
Two separate forces are acting on a bar to cause it to rotate clockwise. One force is 20 N, at a distance of 3 m out from the pivot; the second force, 2 m further out, is 10 N. Their combined moment is:
A ripple travels over the surface of some water. Its wavelength is 2 m, its amplitude is 0.1 m and its frequency is 0.5 Hz.The speed of the ripple is:
Which one of the following structures is responsible for controlling entry and exit of materials into and out of the cell?
When aluminium is extracted by electrolysis, cryolite is added to:
Transition metals have all of these properties EXCEPT for:
The marked price of a stove was $520. A
worker bought the stove on hire-purchase
by making a down payment of $100, and
twelve monthly payments of $40 each.
How much could she have saved if she had
bought the stove for the marked price?
Which of the following social issues are associated with the use of illegal drugs by adolescents?
1. Criminal activity
2. Indiscipline
3. Early marriage
4. Poverty
The imprest systems saves time in the posting of expenses to the nominal accounts because
The exterior angles and the interior angles of a polygon are equal. How many sides does the polygon have?
Instructions: Select the option A, B, C or D that BEST describe the sentence.
He advanced a step or two to meet his attacker who suddenly became alarmed and retreated back four or five paces.
Atherosclerosis is a process in which:
In the diagram of a section through a synovial joint, the part labelled X represents the:
Which of the following may contribute to group cohesion in the Caribbean?
1. Clear goals
2. Special privileges
3. Similar interests
4. Shared values
A spring is 100 mm long when unstretched. A 40 N load is hung from it, and its total length increases to 120 mm. A different load on the spring causes it to become 150 mm long. If the spring obeys Hooke′s Law, this second load is:
The statements refer to a fuse. Which one is true?
