In which of the following insects is group instinct not displayed?
- A. Solder ants
- B. Cockroaches
- C. Honey bees
- D. Termites
Which of the following terms is associated with natural selections?
- A. adaptive radiation
- B. Differential reproduction
- C. Population variability
- D. Survival of the fittest
Which of the following scientists did not contribute to the development of genetics?
- A. Wilhem Johannsen
- B. Felix Durjadin
- C. Thomas Morgan
- D. Gregor Mendel
Scientists who study genetics are known as
- A. genealogist
- B. geneticist
- C. mendalists
- D. genescientists
A cross between two parents produced four offspring’s with blood groups AB, BB, BO and AO. what is the blood group of their parents?
- A. AA and BO
- B. BB and AO
- C. AB and BO
- D. AB and AO
A sick baby was successfully transfused with blood from the father who has blood group AB.
What is the group of the the sick baby?
- A. A
- B. B
- C. AB
- D. O
A blend of inherited and acquired characteristics shows
- A. variation
- B. inheritance
- C. evolution
- D. heredity
A noticeable physical appearance of individuals of the same species is called
- A. physical variation
- B. morphological variation
- C. physiological variation
- D. discontinuous variation
Which of the following actions supports conservation? To
- A. protect endangered species
- B. preserve trees for timber
- C. permit hunting activities
- D. provide income for the government
Which of the following natural resources cannot be conserved?
- A. soil
- B. water
- C. wildlife
- D. air
The rational and prudent use of natural resources is known as
- A. presrevation
- B. conservation
- C. utilization
- D. management
A pandemic is an outbreak of disease that
- A. is confined to a town
- B. is wide spread
- C. will not spread
- D. has limited spread
Overcrowding in a population does not result in
- A. death
- B. commensalism
- C. competition
- D. migration
Which of the following relationships does not involve two organisms?
- A. Commensalism
- B. Saprophitism
- C. Symbiosis
- D. Parasitism
Special modification which enable an organism to survive in its habitat is known as.
- A. adaptation
- B. tolerance
- C. mimicry
- D. colouration
Food webs are complex because
- A. the number of producers are large
- B. many animals feed directly on producers
- C. they include primary, secondary and tertiary consumers
- D. some animals form part of several food chains
The direction wind is determined by
- A. an anemometer
- B. a Secchi disc
- C. a wind vane
- D. a barometer
In ecology, a community refers to
- A. a number of individuals of a given species
- B. groups of different organisms living in a habitat
- C. existing species in an abandoned farmland
- D. the dominant species in a habitat
Which of the following structures is not an organ of the disgestive system?
- A. Oesophagus
- B. Pancreas
- C. Stomach
- D. Kidney
The function of the villi in the alimentary canal is to
- A. secrete gastric juice
- B. Curdle milk
- C. emulsify fat
- D. increase the surface area for absorption
The function of the villi in the alimentary canal is to
- A. secrete gastric juice
- B. Curdle milk
- C. emulsify fat
- D. increase the surface area for absorption