NECO Biology Objective & Theory Answers Posted Here – 2016

National Examinations Council, NECO Biology Answers & Questions for 2016/2017 session.

For candidates writing the 2016/2017 NECO May/June Examination Nationwide, we present the correct and confirmed NECO Biology Answers here. Below is the Questions and Answers.

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NECO ANSWERS: NECO BIOLOGY ANSWERS FOR MAY/JUNE 2016 EXAMINATION

NECO Answers For Biology Objectives & Theory – 27th June 2016.

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NECO BIOLOGY OBJ :-
1DDAACDCCDC
11BABCABEBCB
21EDDAEEACEA
31ACBCDAADED
41ECEBEEDAED
51AABBDADDAA

NECO BIOLOGY QUESTIONS THEORY

1a)
i)Morphological variation: Refers to the noticeable physical appearance of individual of the same species.
ii)Pollination: The transfer of pollen from the anthers of a flower to the stigma of the same flower or of another flower.
iii)niche:is a term that is used in ecological biology to define an organism’s
role in an ecosystem.
 
1bi)
i)Both processes release energy
ii)Both start with the breakdown of a nutrient (glucose)
iii)Both yield byproducts
 
1bii)
i)draught
ii)flood
iii)pests
iv)poor storage facilities
 
 
1ci)
-Pterophyta
-Anthophyta
-Bryophyta
 
1cii)
-Embryo with two cotyledons
-Flower parts in multiples of four or five
-Roots develop from radicle
-Pollen with three furrows or
pores

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(2a)
DRAW THE DIAGRAM
 
(2bi)
-They have two pairs of libs
-They have naked or moist and glandular skin with no external scales
-They carry out gaseous by gills,lungs,skin and mouth
-Reproduction is sexual
-They have poisonous gland for defence
-They have three chambered heart
 
(2bii)
-Flowers are dull coloured
-Absence of scent
-Flower have small,incouspicious petals/sepals
-Pollen grain are small smooth light and not sticky
 
(2biii)
-Possession of succullent stems by desect plant to enable them store excess water
-Possession of tiny and scanty leaves to reduce water loss through transpiration
-Possession of extensive root system for anchorage water absortion

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(3a) Nutrition: is the science that interprets the interaction of nutrients and other substances in food (e.g. phytonutrients, anthocyanins, tannins, etc.) in relation to maintenance, growth, reproduction, health and disease of an organism
3aii)
mutation is the splitting of a cell into simpler ones which have the same characters and features of the bigger ones
 
3aiii) Gene are hereditary units or basic units of inheritance. They are located in chromosomes and are responsible for the transmission of character from parents to the offspring
 
(3b)
The ray is reflected from the object into the pupil and iris.The rays travels through the cornea,lens,aqeous humour and vitreous humour and the image is formed on the retina.The image is then sent to the brain through the optic lobe of the brain
Conjuctiva->Cornea->Iris&pulpil->aqeous humour->lens->Vitreous humour->Retina->Brain
 
(3c)
TABULATE
Amoeba:
-They have false foot
-They are parasitic
-They have singular nucleus
 
Euglena:
-They have flagella
-They are holozoic
-They have micro and mega nucleus
 
(3cii)
-Proper sewage disposal
-Proper refuse disposal
-Control of disease
-Protection of food
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4ai)
—muscle pain
—general weakness
—cough
—-vomiting

4b)
TABULATE
Living thing:
-They can move
-They reproduce
-They grow
-They respond to stimulus
-They excrete
Non living:
-Most do not move
-They do not reproduce
-They do not grow
-They do not respond to stimulus
-They do not excrete
4c)
-Large cylindrical centrum
-Large neural canal
-Short tranverse process
-Long neural spine
4D)
DRAW THE DIAGRAM
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  1. Allen says:

    Nice work

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