₦airaland Forum

SouffleX:
*whispers* its a joke

SouffleX:
There's a psychopath among us

McHenry99:
A colourless organic compound X was burnt in excess air to give two colourless and odourless gases, Y and Z, as products. X does not decolorize blue bromine vapour, Y turns lime milky while Z gives a blue colour with copper (ll) tetraoxosulphate (IV).
Y and Z are respectively?

A. CO2 and NH3
B. CO and NH3
C. SO2 and H2O
D. CO2 and H2O
E. SO2 and NH3

View Explanation
Question No:1162
Which of the following compounds is NOT the correct product formed when the parent metals heated in air?

A. Calcium oxide (CaO)
B. Sodium oxide (Na2O)
C. Copper (ll) oxide (CuO)
D. Tri-iron tetroxide (Fe3O4)
E. Aluminium oxide (Al2O3)


What two main products result from photosynthesis
A. Oxygen and carbon dioxide
B. Chlorophyll and oxygen
C. Carbohydrate and oxygen
D. Carbohydrate and carbon dioxde

Teeyoung1:
Hi peeps,I need answers to dis.
The rich often give their children a party of rope. This means they give their children.
A. absolute freedom B. much freedom C. ample time D. many words of advice

The weak students could not see the wood for the trees. This means they. A. couldn't understand the main point B. couldn't find their way to a place C. couldn't easily choose their future careers D. couldn't differentiate trees.

"The game is not worth the candle', observed Thomas. This means that ... A. the game is better played under the bright light B. the trouble of the game is greater than the reward of it
C. the game is meant for adults D. the game is for the idiots to play.

Damscrob:
Viewing the page i saw lots of questions and answers section....i must commend you guyz...you are the best set of putmites av seen......keep it up.....Forms will be out on monday....exam still remains july 25th.....keep the fire burning!....dis year is your year!!!

Hon. Damscrob

McHenry99:

Question No:1076

The ability of an organism to live successfully in an environment is known as

A. resistance


B. competetion


C. succession


D. adaptation



View Explanation

Question No:1077

The most important adaptation of xerophytes is the ability of the protoplasm to

A. resist being damaged by loss of water


B. store sugar and minerals in the vacuoles


C. absorbs water and swell


D. shrink from the cell wall



View Explanation

Question No:1078

A green snake in green grass is able to escape notice from predators because of its

A. disruptive colouration


B. counter shading


C. warning colouration


D. cryptic colouration



View Explanation

Question No:1079

For heterotrophic organisms, competition is least caused by the inadequacy of

A. mates


B. space


C. light


D. nutrients



View Explanation

Question No:1080

An amoeba and a unlaid chicken egg are

A. animal tissue


B. organelles


C. single cell


D. organisms

medwhite0:
@ McHenry99

i think motion about the center of a body is rotational
while translational motion is the motion about the edges of the body.

McHenry99:
The half life of a radioactive element is 9days. What fraction of the atoms has decayed in 36days
a. 1/16 b. 1/4 c. 1/32 d. 15/16


An electric kettle with negligible heat is rated at 2000watts. if 2kg of water is put in it how long will it take the temperature to rise from 20° to 100°c [specific heat capacity =4200Kg/K]
a. 336s b. 420s c. 168s d. 84s


A convex lens of focal length 10cm is used to form a real image which is half the size of the object. How far from the object is the image?
a. 45cm b. 30cm c. 15cm d. 20cm


When a ball rolls on a smooth level ground, the motion of its centre is
a. translational b. random c. oscillatory d. rotational



Good morning guys.

Fredahlicious:
sure u re..my name is freda..wahz urz

Fredahlicious:
sure u re..my name is freda..wahz urz

McHenry99:
The half life of a radioactive element is 9days. What fraction of the atoms has decayed in 36days
a. 1/16 b. 1/4 c. 1/32 d. 15/16


An electric kettle with negligible heat is rated at 2000watts. if 2kg of water is put in it how long will it take the temperature to rise from 20° to 100°c [specific heat capacity =4200Kg/K]
a. 336s b. 420s c. 168s d. 84s


A convex lens of focal length 10cm is used to form a real image which is half the size of the object. How far from the object is the image?
a. 45cm b. 30cm c. 15cm d. 20cm


When a ball rolls on a smooth level ground, the motion of its centre is
a. translational b. random c. oscillatory d. rotational



Good morning guys.