Jamb Biology Past Questions For Year 2017
Question 11
Which of the following scenarios is an example of cohesion?
- A. Water molecules stick to the surface of a mirror.
- B. Water sticks to the walls of blood vessels.
- C. Water molecules stay on the tip of a pine needle because the water is attracted to the surface of the needle.
- D. Water molecules stick to one another and form a bead
Question 12
The level of organization in spirogyra and volvox is
- A. organ
- B. system
- C. cell
- D. Tissue
Question 13
Size, colour and fingerprints are examples of ______
- A. physiological variation
- B. discontinuous variation
- C. morphological variation
- D. adaptive variation
Question 14
Nitrogen is released into the atmosphere when ________
- A. plants absorbs mineral salt
- B. sugar is completely broken down
- C. through plant uptake
- D. when lightning strike
Question 15
Food chain refers to the feeding relationships between animals in a ______?
- A. Family
- B. phylum
- C. community
- D. group
