In pea plant size, tall is dominant to dwarf.You cannot tell whether a tall plant is homozygous
(TT) or heterozygous (Tt).To find its genotype you perform a test cross.This involves:
2. Question | Information Technology
__________ is a primary storage device that may be programmed and reprogrammed by the user.
3. Question | Mathematics
What is the simple interest earned on $10 000 invested for 3 months at a rate of 5% per annum?
4. Question | Information Technology
__________ enables users to convert the image from a fax modem to text and then edit it.
5. Question | Biology
All of the following processes result in energy loss from an ecosystem EXCEPT for:
6. Question | Biology
Proteins are:
7. Question | Chemistry
The number of carbon atoms in the alcohol, pentanol, is:
8. Question | English A
Choose the ONE underlined part A, B or C that is inappropriate. If the sentence is acceptable as it stands, choose D.
She was not feeling well at the beginning of the journey, and sitting at the front of the car made her feel worse.
9. Question | Biology
In a plant cell, turgor is caused by:
10. Question | Chemistry
Particles are furthest apart in:
11. Question | Biology
The optimum temperature for enzyme action is:
12. Question | Integrated Science
Which one of the following pairs of definitions is correct?
13. Question | English A
Choose the ONE underlined part A, B or C that is inappropriate. If the sentence is acceptable as it stands, choose D.
June prefers to lie in bed not wanting to go to school nor does any work.
14. Question | Information Technology
Two commonly used types of impact printers are __________.
15. Question | Information Technology
Large-scale applications sometimes refer to a graphic tablet as a __________.
16. Question | Mathematics
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?
17. Question | Biology
A student observed a plant cell through a microscope and made an accurate drawing of the cell.
If her drawing was 80 mm in diameter and had a magnification of ×2000, what was the real
diameter of the cell?
18. Question | Biology
Malaria is spread by:
19. Question | Integrated Science
When testing a leaf for the presence of starch, the correct sequence of procedures is:
20. Question | Chemistry
In electrolysing a solution of copper sulphate using copper electrodes, the anode: