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Paper 1 | Objectives | 43 Questions
NECO - BECE
Year: 2002
Level: JHS
Time:
Type: Question Paper
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Paper 1 | Objectives
Agricultural Science
Exam
1990
FREE
Government
2020
Economics
2009
1997
Chemistry
2019
Mathematics
2008
Geography
1983
1993
2010
1998
2007
A pair of genes which controls a trait is described as
A. allele
B. dominant
C. hybrid
D. recessive
E. variant
In genetics, test cross is used to
A. confirm the number of offspring in F1
B. confirm the number of gametes present in parents
C. test for heterozygosity
D. test for X and Y chromosomes
E. test for the phenotypic ratio
What is NOT characteristic of fresh water habitats?
A. high osmotic concentration
B. low oxygen concentration
C. they are flooded during the rainy season
D. temperature changes daily
E. they have limited size-and depth
Which division is NOT part of the atmosphere?
A. hydrosphere
B. mesosphere
C. stratosphere
D. thermosphere
E. troposphere
A group of interacting populations in a particular habitat can be described as
A. biome
B. biosphere
C. community
D. ecosystem
E. environment
Iron is mainly required by plants for_________formation.
A. Chlorophyll
B. glucose
C. protein
D. nuclear
E. nucleproteins
Which reagent is used to test for the presence of starch in a food substance?
A. anhydrous copper (II) sulphate
B. Fehling’s solution
C. iodine solution
D. iron(III) oxide
E. Million’s reagent
The incomplete breakdown of glucose into alcohol, carbon dioxide and energy is referred to as
A. decay
B. digestion
C. fermentation
D. oxidation
E. respiration
Which organism is a primary producer?
A. Cassava
B. cricket
C. grasshopper
D. hawk
E. lizard
Preview displays only 9 out of the 43 Questions