NECO GCE BIOLOGY PRACTICAL QUESTIONS AND ANSWER EXPO – NOV/DEC 2017

NECO GCE Nov/Dec 2017 Biology practical Questions and Answer Expo

100% VERIFIED BIOLOGY PRACTICAL ANSWERS
(1ai)
Experiment to demonstrate osmosis in a living tissue(Yam tuber)
(1aii)
A-The volume of the sugar solution in the yam tuber increases
B-The volume of water in the yam tuber remains unchanged
(1aiii)
It serves as the semi-permeable membrane
(1aiv)
Set up B serves as the control experiment
(1av)
-Cellophane paper
-Pig bladder
(1avi)
-It makes osmo-regulation possible
-It enhances regulation of waterin the urinary tubules
(1bi)
Toad
(1bii)
I-Webbed digit
II-Nostril
IV-Tympanum
V-Nictating membrane
(1biii)
Amphibian
(1biv)
-Possesion of webbed digit for swimming
-Possesion of wide mouth for sieving and eating
-Possesion of long hind limb for escape
(1ci)
Atlas
(1cii)
I-Neural spine
II-Neural arch
III-Neural canal
IV-Vertebraterial canal
V-Centrum
(1ciii)
Neck
================================
(2ai)
E – Tomato fruit
F – Cowpea
G – Coconut fruit
(2aii)
E – Man
F – Explosive mechanism
G – Water
(2aiii)
I – Stalk
II – Endocarp
III – Seed
IV – Seed
V – Endocarp
VI – Mesocarp
(2bi)
Bird
(2bii)
Aves
(2biii)
I – Head
II – Beak
III – Opening into the eye
IV – Wing cover
V – Foot
VI – Claw
(2biv)
II – for picking grains
III – To detect vibration
IV – For flight
VI – For scratching the sand or ground
VII – For steering during flight
==================================
(3ai)
I – Will not germinate
J – Will germinate
K – Will not germinate 
(3aii)
I – Water or moisture is absent.
J- Water is present as a factor for production.
K – Oxygen is absent 
(3aiii)
K – Pyrogallic acid removes oxygen while sodium hydroxide removes carbon(iv)oxide.
J – Water aids swelling and activation of enzymes 
(3bi)
Sperm cell (spermatozoa) 
(3bii)
I – Acrosome
II – Nucleus.
III – Tail
(3biii)
I – Produces lytic enzymes for breaking the zona pellucida of the ovum.
III – It helps propel the sperm cell. 
(3c)
(i) Starch test is negative
(ii) Because CO2, the substrate of starch has been removed.
(iii) It helps trap CO2.
(iv) It removes CO2 from the set-up.
(v)experiment to Show that Carboni
(vi) Oxide is Neccessary for Photosynthesis
(vii) N is the Control Experiment

Verified NECO GCE 2017 Biology practical question NECO GCE Free 2017/2018 Biology practical & Practical Questions and answers have been posted FOR FREE OOOO 2017/2018 NECO GCE Biology practical ANSWERS NOW AVAILABLE. ANSWERS NOW POSTED BY ADMIN. CLICK BELOW IMAGE FOR THE ANSWERS NOW. NECO GCE 2017/2018 verified Biology practical Practical/ Questions and Answers Here (Biology practical ) NECO GCE Biology practical expo,NECO GCE 2017 Biology practical answers, FREE Biology practical ans for NECO GCE, see NECO GCE expo questions for free, correct Biology practical ans,Biology practical answers runz runs expo free real and correct NECO GCE 2017 Biology practical free expo runz runs ans answers online for freee see free answers online. NECO GCE 2017 Biology practical expo 2017/2018 NECO GCE Free Biology practical Answers have been posted Biology practical 2017 NECO GCE EXAMINATION EXPO/ANSWER RUNZ RUNS PracticalECTIVES . KINDLY COMMENT “ I NEED IT ” IN THE COMMENT BOX BELOW. REAL NECO GCE Biology practical QUESTIONS & ANSWERS Direct To … RE: 2017/2018 NECO GCE SSCE Biology practical (Expo) NECO GCE 2017/2018 certified Biology practical questions and answers NECO GCE MAY JUNE 2017 Biology practical / Practical QUESTION AND EXPO I need NECO GCE Ssce free expo site, how can I get the answer for, Congratulation to Those who Sub For Previous Subjects and Received KINDLY COMMENT “ I NEED IT ” IN THE COMMENT BOX BELOW. Their Answers 6 Hours before Exam Biology practical. NECO GCE Biology practical expo, 2017 NECO GCE Biology practical, NECO GCE Biology practical ans, answers/questions Biology practical NECO GCE 2017 Biology practical Answers – June/July Expo Biology practical..

Expospy.com posts all exam expo answer earlier than others
============================

GOODLUCK!!!

Add a Comment

Your email address will not be published. Required fields are marked *