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Saturday, 07 March 2026
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Biology Past Questions and Answers

Neco Biology Questions

Question 61:
The tissue which carries organic food from its site of production to all other parts of the plant is called the ____________
  • A Cambium
  • B Epidermis
  • C Phloem
  • D Sclerenchyma
  • E Xylem
View Answer & Explanation
Question 62:
Soil fertility is NOT conserved by ____________
  • A Continuous cropping
  • B Contour ridging
  • C Crop rotation
  • D Mulching
  • E Terracing
View Answer & Explanation
Question 63:
The genotype of a species with respect to a particular trait can be determined by carrying out ____________
  • A A back cross with a pure stock known to be recessive for that trait
  • B A cross between two F, generations that are heterozygous for the trait
  • C A testcross with a pure stock known to be dominant for the trait
  • D In-breeding among the members of the species
  • E Out-breeding with an exotic variety of the species
View Answer & Explanation
Question 64:
The vector of trypanosome is the ____________
  • A Black fly
  • B Cockroach
  • C House –fly
  • D Mosquito
  • E Tsetse fly
View Answer & Explanation
Question 65:
Which world biomes can be found in Nigeria?
  • A Afro-alpine
  • B Coniferous forest
  • C Dessert
  • D Savannah
  • E Tundra
View Answer & Explanation