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 1471: Homologous pairs of chromosome separate during Options:
  A) Cytolysis
  B) Cleavage
  C) Mitosis
  D) Meiosis
  Show Answer
  The correct answer is D .
• Question 1472: Scales on reptiles are a feature for Options:
  A) conserving water
  B) conserving food
  C) protecting the skin
  D) locomotion
  Show Answer
  The correct answer is A .
• Question 1473: What type of fruit is formed from a single flower having several carpels? Options:
  A) Multipe fruit
  B) Simple fruit
  C) Aggregrate fruit
  D) Dehiscent fruit
  E) Indehiscent fruit
  Show Answer
  The correct answer is C .
• Question 1474: An instrument that can be used to demonstrate phototropism and geotropism in plants is the Options:
  A) auxanometer
  B) potometer
  C) klinostat
  D) photometer
  Show Answer
  The correct answer is C .
• Question 1475: Low annual rainfall, sparse vegetation , high diurnal temperatures and cold nights are characteristic features of the Options:
  A) tropical rainforest
  B) desert
  C) montane forest
  D) guinea savanna
  Show Answer
  The correct answer is B .
• Question 1476:

  

  Evapouration and transpiration are respectively represented by the components labelled

  Options:
  A) I and III
  B) II and III
  C) III and IV
  D) IV and I
  Show Answer
  The correct answer is A .
• Question 1477: The specific number of chromosomes in each somatic cell is represented by Options:
  A) 2^N
  B) 23
  C) 2N
  D) N
  Show Answer
  The correct answer is C .
• Question 1478: Monocot stem differ from dicot stems in that monocot have Options:
  A) no cambium
  B) no pith
  C) fewer vascular bundles
  D) phloems with parenchyma
  Show Answer
  The correct answer is A .
• Question 1479: Which of these animals is NOT metamerically segmented? Options:
  A) Tapeworm
  B) Earthworm
  C) Centipede
  D) Crayfish
  E) Shark
  Show Answer
  The correct answer is E .
• Question 1480: The mammalian vein which starts with and ends in a capillary network is the Options:
  A) pulmonary vein
  B) mesenteric vein
  C) renal vein
  D) hepatic potal vein
  Show Answer
  The correct answer is D .