Biology 2001 Neco Past Questions and Answers

Question 16 :

• NECO 2001

Which caste is NOT found in termites ____________

A. Drone
B. King
C. Queen
D. Soldier
E. Worker

Question 17 :

• NECO 2001

The number of individuals of a species per unit area of the habitat can be best described as ____________

A. Distribution
B. Frequency
C. Percentage cover
D. Population size
E. Population density

Question 18 :

• NECO 2001

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

Question 19 :

• NECO 2001

Soil fertility is NOT conserved by ____________

A. Continuous cropping
B. Contour ridging
C. Crop rotation
D. Mulching
E. Terracing

Question 20 :

• NECO 2001

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