Past Questions And Answers
3781
In which of the following does external fertilization takes place?
- A. Toad
- B. Lizard
- C. Bird
- D. Cockcroach
3782
An organic compound contains 60% carbon, 13.3% hydrogen and 26.7% oxygen. Calculate the empirical formula rn(C=12,H =1, O=16)
- A) C 5H 12O
- B) C 3H 8O
- C) C 6H 13O 2
- D) C 4H 9O
3783
Which of the following statements best describes courtship behaviors in animals?
- A. Courtship behaviors are solely performed by males to establish dominance within a social group
- B. Courtship behaviors involve displays and rituals performed by both males and females to attract a mate
- C. Courtship behaviors are primarily performed by females to attract males for mating
- D. Courtship behaviors are aggressive interactions between males competing for a female mate
3784
Hosea's daughter was called
- A. Jezreel
- B. Not pitied
- C. Not my people
- D. Phineas
3785
Each of the following is a step in mitosis EXCEPT __________.
- A spindle fibers shorten
- B. homologous pairs separate and are pulled toward opposite poles of the cell
- C. chromosomes condense
- D. sister chromatids separate and are pulled toward opposite poles of the cell
3786
In which of these forms is carbohydrate stored in yam?
- A. Glucose
- B. Maltose
- C. Starch
- D. Glycogen
3787
The components of soil include the following except
- A. living organisms
- B. moisture
- C. mineral matter
- D. light
3788
A boy looks at the image of an object in a plane mirror. He observes two images, a main bright one and the other faint. The observed images result from?
- A. reflection only
- B. refraction only
- C. diffraction and interference
- D. reflection and refraction
3789
The direction of flow of ocean is determined mainly by the
- A. location of the earth and land sea breezes
- B. shape of the continents and the temperature of the continental interior
- C. prevailing winds and the great depth of the ocean
- D. prevailing winds and the rotation of the earth
3790
Which of the following is not correct about the importance of agriculture?
- A. supply of food
- B. provision of employment
- C. provision of the raw materials for agro-based industries
- D. serving as main source of foriegn exchange