Biology Exam Past Questions and Answers | JAMB, WAEC and NECO

Biology is the study of life and living things. It can be divided into different areas that look at the structure, function, anatomy, and behavior of organisms.

• Question 1131: The cell component that is present in a prokaryotic cell is the Options:
  A) Chloroplast
  B) Ribosome
  C) Mitochondrion
  D) Nuclear envelope
  Show Answer
  The correct answer is B .
• Question 1132: Pawpaw seeds collected from a tree with many desirable agronomic qualities did not give rise to plants of desirable character as the parent because Options:
  A) seeds are not reliable for propagating plants
  B) uncontrolled out-crossing can introduced unwanted variability
  C) vegetative propagation is best form of reproduction of all crop
  D) seeds were not physiologically mature at the harvest
  Show Answer
  The correct answer is B .
• Question 1133: Which of the following is NOT a characteristic of monocot plants? Options:
  A) Occurrence of secondary thickening
  B) Parallel venation
  C) Scattered vascular bundles
  D) Floral parts arranged in threes
  E) Perianth is usually insignificant
  Show Answer
  The correct answer is A .
• Question 1134:

  The hypha of rhizopus is said to be non-septate because it

  Options:
  A) does not contain chloropyll
  B) has no cross wall
  C) is vacuoled
  D) stores oil globus
  Show Answer
  The correct answer is B .
• Question 1135: The difference and similarities among living things account for Options:
  A) diversity
  B) stability
  C) competition
  D) evolution
  Show Answer
  The correct answer is D .
• Question 1136: Fossil records found in sedimentary rocks offer some explanation for the theory of evolution because Options:
  A) the deposit have remains of organisms characteristic of when they were formed
  B) different strata have remains of organisms of the same kind
  C) only organisms with strong parts are fossilized
  D) most animal and plant fossils bear little resemblance to present day living specimens
  Show Answer
  The correct answer is A .
• Question 1137: Lack of space in a population could lead to an increase in Options:
  A) water scarcity
  B) birth rate
  C) disease rate
  D) dought
  Show Answer
  The correct answer is C .
• Question 1138:

  

  The part labelled II is

  Options:
  A) pellicle
  B) cytoplasmic connections
  C) flagella
  D) cells
  Show Answer
  The correct answer is B .
• Question 1139:

  

  The process of pollination involves the transfer of pollens from

  Options:
  A) II to III
  B) IV to I
  C) I to II
  D) III to IV
  Show Answer
  The correct answer is A .
• Question 1140: Soil is said to be fertile if Options:
  A) It is black
  B) it can supply usable nutrients to plants
  C) the oxygen content is very high
  D) artificial manure is added to it
  E) it is not waterlogged
  Show Answer
  The correct answer is B .