₦airaland Forum

vincent561: Differentiate btw condensation polymers nd addition polymers

vincent561: NB: ah said RENIN nt rennin

vincent561: In which organ of d body is 'renin' produced nd wat re its action on d human body system?

kenshin17: why are reptiles slow compared to man,and why are the poikothermic?

vincent561: Sowie, Francium is d ryt ansa ''electropositivity increases down d group''

Prince adebayo: Eutrophication refers to growth of
(a).Fungi
(b).Bacteria
(c).Algae
(d).Virus

vincent561: ''Electropositivity decreases down d group'' nd also alkaline metals re d most electropositive metals.so at dat,Na wit an electronic conf. of 2,8,1 will b d most electropositive! Af got oda reasons too bruh

Prince adebayo: You used the complete periodic table while i used the simple one,,,,,,,dazall.

vincent561: Na

Prince adebayo: potassium

vincent561: D

labodinho: Here we go..

1)Sulhur(iv)oxide is a strong reducing agent in the presence of water due to the formation of
A)trioxosulphate(iv) ion
B)hydroxide ion
C)sulphur(vi)oxide
D)hydrogen sulhide


2)A metal that forms soluble trioxosulphate(iv) salt is
A)Aluminium
B)Barium
C)Potassium
D)Manganese


3)Which of the following substances is not a salt?
A)Zinc chloride
B)Aluminium oxide
C)Sodium hydrogentrioxosulphate(iv)
D)Sodium trioxocarbonate(iv)

4)If 24.4g of Lead(ii)trioxonitrate(v) were dissolved in 42g of distilled water at 20DCelcius,calculate the solubility of solute in gdm^-3
A)58.100
B)581.000
C)0.581
D)5.810

Prince adebayo: (1).The binomial nomenclature of fruit fly is what?
(2).Carnivorous/insectivorous plants are found in areas having abundance of
(a).Hydrogen
(b).Nitrogen
(c).Oxygen
(d).Phosphorus
(3).A Leaf of a fern is called?

23jerryking: sorry I mistook it for p3, you know I also own Tecno p3. but here's the link to Tecno n3 stock Tom please no vex for my mistake https://www.dropbox.com/s/jpir6i51th88xth/stock%20rom%20for%20tecno%20n3-boot-recovery-system-md5.zip

aysuccess99: so let's start. I will be posting some BIOLOGY PAST QUESTIONS FROM JAMB.
1. The male cockroach differs from the female by having.......
A.mandibles B.a pair of styles C.spiracles D.a pair of cerci.
2. The fins making up the limbs of the bony fish are.....
A.caudal and ventral B.ventral and pelvic C.pelvic and pectoral D.pectoral and dorsal.
3. For effective functioning of a bird's quill feather, hooks fit on the ridges of the.........
A.vane B.rachis C.barbules D.barbs
4.Which of these animals is radially symmetrical.......
A.squid B.hydra C.snail D.cockroach
5. Evidence that a tooth is a living part of the mammalian body can be found within the.....
A.gum B.pulp cavity C.cement D.enamel
*please, you too can post your questions and I believe the gurus would be ready to answer it.*

FrancisTony: C 3

23jerryking: page 89 of this thread

FrancisTony: An object of mass 20kg slides down an Inclined plane at an angle of 30degreee to the horizontal. The co-efficient of static friction is
A. 0.2
B. 0.3
C. 0.5
D. 0.6
Please tell Moderator to add physics in the heading.

Khoded: Hi, also need the past questions for eng, maths, phy and chem.thanks khoded_d@yahoo.com

Oyinprince: . i hope say d blessin no go pause?

ChocolateBarbie: Hey quyz