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 991: The eggs of birds contains relatively larger quantities of yolk than those of amphibians and reptiles because Options:
  A) birds are generally bigger in size
  B) embryonic development is longer in birds
  C) those of birds are fertilized internally
  D) birds lay shelled eggs
  Show Answer
  The correct answer is B .
• Question 992:
  

  Which stage is found in the muscle of an infected pig?

  Options:
  A) 3
  B) 4
  C) 5
  D) 6
  Show Answer
  The correct answer is A .
• Question 993: which of the following describes the sequence of blood flow from the heart to a tissue? Options:
  A) Heart→ artery→ arteriole →tissue?
  B) heart→ vein →venule →tissue
  C) heart →venule→ vein →tissue
  D) heart →arteriole →artery →tissue
  Show Answer
  The correct answer is A .
• Question 994: Gestation in mammals is the period Options:
  A) required for growth after birth
  B) between the formation of the foetus and birth
  C) of development from zygote to birth
  D) before the formation of the zygote
  Show Answer
  The correct answer is B .
• Question 995: Which of these is not an enzyme? Options:
  A) Pepsin
  B) Gastrin
  C) Amylase
  D) Chymotrypsin
  E) Trypsin
  Show Answer
  The correct answer is B .
• Question 996: A biotic factor which affects the distribution and abundance of organisms in a terrestrial habitat is Options:
  A) temperature
  B) competition
  C) pH
  D) light
  Show Answer
  The correct answer is B .
• Question 997: The umbrella shaped fruiting body of a fully developed mushroom is the Options:
  A) Pileus
  B) Mycelium
  C) Basidium
  D) Stipe
  Show Answer
  The correct answer is A .
• Question 998:

  An ecological instrument used to measure wind direction is?

  Options:
  A) Secchi disc
  B) wind vane
  C) anemometer
  D) slope gauge
  Show Answer
  The correct answer is B .
• Question 999: Th order in which organic evolution has progressed in plants is Options:
  A) thallophyta, schizophyta, bryophyta, pteridophyta and spermatophyta
  B) schizophyta, thallophyta, bryophyta, pteridophyta and spermatophyta
  C) pteridophyta, spermatophyta, thallophyta, schizophyta and bryophyta
  D) bryophyta, pteridophyta, spermatphyta, thallophyta and schizophyta
  Show Answer
  The correct answer is B .
• Question 1000: Identical twins are produced under one of the following conditions Options:
  A) Two oval fertilized at the same time by two sperm
  B) one ovum ferilized divides to give two embryos
  C) one ovum fertilized, twins formed shortly before birth
  D) Two ova fertilized by one sperm
  E) one ovum fertilized by two sperm
  Show Answer
  The correct answer is B .