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 571: In plants, the structures that play roles similar to the arteries and veins of animals are the Options:
  A) xylem and phloem
  B) root hair and xylem
  C) lenticels and phloem
  D) roots and stems
  Show Answer
  The correct answer is A .
• Question 572:

  A beaker of pond water containing few specimens of Euglena was placed in a dark room for two weeks. At the end of this period, the specimens of Euglena were still alive because they were

  Options:
  A) able to carry out holozoic nutrition
  B) able to carry out photosynthesis using carbon dioxide in the pond water
  C) better adapted to life in darkness than to life in light
  D) not overcrowded
  Show Answer
  The correct answer is A .
• Question 573: The term caryopsis is used to describe a fruit in which the Options:
  A) testa and pericarp are separate
  B) seed and endocarp are fused
  C) testa and pericarp are fused
  D) seed coat and fruit wall are impermeable
  Show Answer
  The correct answer is C .
• Question 574:

  

  The special name of the part labelled II is

  Options:
  A) gametangium
  B) hypha
  C) suspensor
  D) zygospore
  Show Answer
  The correct answer is B .
• Question 575:

  

  The part that is similar to the bone is labelled

  Options:
  A) IV
  B) III
  C) II
  D) I
  Show Answer
  The correct answer is D .
• Question 576: Rhizopus (or mucor)obtain its food from dead organic matter extracellularly. It is said to be Options:
  A) a facultative parasite
  B) saprophyte
  C) an obligate parasite
  D) a commensal
  E) an autotroph
  Show Answer
  The correct answer is B .
• Question 577: Which of the following is an organ? Options:
  A) Guard cell
  B) Liver
  C) Xylem bundle
  D) Blood
  Show Answer
  The correct answer is B .
• Question 578: A cross between an albino female and a genetically normal male will result in offspring that are Options:
  A) all albino
  B) all phenotypically normal
  C) all genetically normal
  D) half albino and half normal
  Show Answer
  The correct answer is B .
• Question 579: Gaseous exchange in Aves occurs in the Options:
  A) tracheoles
  B) bronchi
  C) air sacs
  D) trachea
  Show Answer
  The correct answer is C .
• Question 580:

  

  In the diagram, the organs for attachments to the lining of the host's intestine are labelled

  Options:
  A) ii and iii
  B) iii and iv
  C) i and ii
  D) i and iii
  Show Answer
  The correct answer is A .