2014 - JAMB Biology Past Questions and Answers - page 3
21
The major limiting factor of productivity in the aquatic habitat is
A
Food
B
Temperature
C
Water
D
Sunlight
correct option: a
Users' Answers & Comments22
Which of the following group of organisms feeds directly on green plants?
A
Primary Consumers
B
Secondary Consumers
C
Producers
D
Decomposers
correct option: a
Users' Answers & Comments23
A characteristic feature of tropical rainforest is that it
A
Contains trees with narrow leaves
B
Contains large number of plant species
C
Contains fewer number of plant species
D
Has total annual rainfall of less than 50cm
correct option: b
Users' Answers & Comments24
The study of how and why population size change over time is
A
Population estimation
B
Population dynamics
C
Population ecology
D
Population Cycle
correct option: b
Users' Answers & Comments25
A severe and long dry season is a characteristic feature of
A
Sahel Savanna
B
Mangrove Swamps
C
Sudan Savanna
D
Guinea Savanna
correct option: a
Users' Answers & Comments26
Which of the following is a nitrogen-fixing blue-green algae of soil?
A
Rhizobium
B
Nitrosomonas
C
Clostridium
D
Anabaena
correct option: d
Users' Answers & Comments27
The soil with highest water-retaining capacity is
A
Clayey Soil
B
Stoney soil
C
Sandy soil
D
Loamy Soil
correct option: a
Users' Answers & Comments28
The causative agent of Poliomyelitis is
A
Virus
B
Fungus
C
Protozoan
D
Bacterium
correct option: a
Users' Answers & Comments29
One of the ways of controlling noise pollution in urban areas is
A
by siting industries away from residential areas
B
that fuel should be completely combusted by engines
C
by planting trees on both sides of the road
D
by wearing ear devices
correct option: a
Users' Answers & Comments30
A constituent of the exhaust fumes from electricity generating sets which causes serious pollution is
A
Carbon (II) Oxide
B
Water Vapour
C
Ozone
D
Carbon (IV) Oxide
correct option: a
Users' Answers & Comments