2019 NECO GCE Agric Science Questions and Answers – NECO GCE Expo

National Examination Council, NECO GCE Agric Science Questions and Answers for 2019 NECO GCE Examination is now available, subscribe now and get the questions and already solved answers by Examrelief.

NECO GCE Agric science Questions and Answers

ATTENTION:- KINDLY NOTE THAT SUBSCRIBERS GET ANSWERS HOURS BEFORE EACH PAPER, ALWAYS SUBSCRIBE FOR EARLIER ANSWERS.

👑 2019 NECO GCE AGRICULTURAL SCIENCE ANSWERS👑

100% VERIFIED AGRICULTURAL SCIENCE OBJ ANSWERS

1-10: AABADABBEE
11-20: BDCDABEBAC
21-30: AABCBBEBAB
31-40: EDEEEBAACD
41-50: CACAEDEDCC
51-60: EAADEDECCC

100% VERIFIED AGRICULTURAL SCIENCE THEORY ANSWERS

(2a)
(i) Commercial agriculture increases yield
(iv) Provision of cheap products
(iii) Provision of quality products

(2bi)
(i) To improve human welfare and food
supplies in Africa
(ii) To Increase livestock production

(2bii)
(i) Conducts research on protecting the environment.
(ii) To reduce poverty, hunger, malnutrition and environmental degradation in the dryland tropics.

(2c)
(i) It helps to know the size or hectarage of a farmstead
(ii)It helps in the arrangement of land for proper usage without the risk of land degredation.
(iii) Farm surveying help to make proper use of resources available

(2d)
(i) Step-by-step assessment tests covering all areas of
interest
(ii) Detailed solutions and insights
(iii) Progress reports and analysis

(2e)
(i) As a result of the mode of systematically registering titles, all those land owners with registered titles are open and eligible to note opportunities than land owners without a registered title.
(ii) The land use act causes delay in land acquisition.
(iii) This power given to the governors have been abused by
many as lands in their trust are either used as they will, or withheld from potential developers.
===========================

YOU MAY ALSO LIKE:  Neco 2017 Animal Husbandry Practical Answers – May/June Expo

(3ai)
Drainage is a process whereby excess water in the soil is removed artificially to promote good farming activities.

(3aii)
(i) Surface Drainage.
(3aii) Sub-surface Drainage.

(3b)
(i)It maintains soil ability to absorb and retain water.
(ii)It helps control erosion.
(iii)It reduces lost of soil nutrients.
(iv)It helps to the activities of microorganisms

(3c)
(i) Copper: It facilitates respiration and photosynthesis and is important for plant metabolism.
(ii) Boron: It increases yield/it facilitates modulation in leguminous plants.
(iii) Zinc: It is used in the formation of chlorophyll and some carbohydrates

(3d)
(i) Temperature
(ii) Wind
(iii) Water

(3e)
Commensalism, is a relationship between individuals of two species in which one species obtains food or other benefits from the other without either harming or benefiting the latter while Mutualism is a relationship between organisms of two different species in which each benefits.
=============================

(5a)
{TABULATE: PICK 3}

{MONOCOTS}
(i) They has embryo with single cotyledon
(ii) major leaf vein is parallel
(iii) The stem arranges the vascular tissue sporadically
(iv) Roots are adventitious
(v) Flower parts are in multiples of three

{DICOTS}
(i) Embryo with two cotyledons
(ii) major leaf vein is reticulated
(iii) stem vascular bundles are in a ring
(iv) roots developes from radicle
(v) Flower parts are in multiple of four or five

(5b)
(i) Cola nitida
(ii) Manihot esculenta
(iii) Hevea brasiliensis
(iv) Solanum lycopersicum

(5ci)
{Aphids}
Crop attacked are pumpkin, melon, bean, potato, lettuce, beet, chard

{Economic importance}
(i) Nymph and adult aphids feed on plant juices.
(ii) They attack everywhere on plants, starting from the leaves, the stem, the buds, flowers and eventually the fruit of the crop involved.

{Control}
(i) If you have a large aphid invasion, dust plants with flour. It constipates the pests.
(ii) Try spraying cold water on the leaves

(5cii)
{Spider mites}
Crop attacked are
strawberries, melons, beans, tomatoes, eggplant

{Economic important}
They cause damage to crop

YOU MAY ALSO LIKE:  2017 NECO GCE Accounting OBJ & Theory Answers/Expo/Dubs/Runz

{Control}
(i) Prune leaves, stems and other infested parts of plants
(ii) Use the Bug Blaster to wash plants with a strong stream of water and reduce pest numbers.

(5ciii)
{Grasshopper}
Crop attacked are plant leaves, tasels etc

{Economic importance}
(i) They cause nutrient cycling by breaking down plants, fertilizing soils with their excreta and in turn facilitating plant growth.
(iii) Preys upon smaller insect pests of plants.

{Control}
(i) physical control measures like handpicking adults and trapping in soapy water
==========================

(7ai)
Allelomorphs are any one of two or more genes that may occur alternatively at a given site (locus) on a chromosome aand that control the same character

(7aii)
(i) Specialized equipment is needed.
(ii) Technical expertise is needed
(iii) Improper cleaning of instruments and in sanitary conditions may lead to lower fertility.

(7b)
(i) Presence of vegetation covers
(ii) High temperature
(iii) Poor annual rainfall
(iv) Degraded land
(v) Poor drainage

(7c)
Diagram [https://i.imgur.com/3yKbYPv.jpg]
============================

(9ai)
Early adopters = 500 – (80+200+130)
= 500 – 410
= 90

.:. The percentage of early adopters
= 90/500 x 100/1
= 18%

(9aii)
(i) It will prolong the acceptance
(ii) It will demoralize the institute from making further research on the

(9aiii)
(i) It avoids that a few powerful people in the community monopolize the information
(ii) More people are reached within a given period of time.
(iii) It is generally cheaper than the individual approach
(iv) The extension costs per head of the target group were reduced

(9bi)
[https://i.imgur.com/dpsHmyO.jpg]

(9biii)
(i) It enables the farmer to check his profit and loss
(i) It helps farmers to make a better plan for the next farming season or period.

======COMPLETED======

Don’t Just Copy Alone, Drop your Comments, Share with your friends on Facebook & Twitter Using the below share buttons and like our Facebook fan pages Here
BEST OF LUCK

1 Comment

  1. my special appreciation to the admin of this helpful site. May God Almighty nourish and add more of your days on earth, familily and co-workers of this your coveted site. We are really indepted for your concern towards our success in this Neco Gce 2019. Thanks.

Drop a Comment

Note: Your Comment Might take up to 2 mins to be published.



This site uses Akismet to reduce spam. Learn how your comment data is processed.