Waec Biology Past Questions and Answers

Question 1471:

• WAEC 2013

Spirogyra is regarded as a multicellular plant because

A. The cylindrical cells are linked end to end
B. Its cells are linked together by cytoplasmic strands
C. Its cells are large
D. It is an algae containing a large vacuole

Question 1472:

• WAEC 2013

Which of the following pairs of structures in living organisms do not perform similar functions?

A. Lungs and spiracles
B. Root hairs and mammalian hairs
C. Feathers and scales
D. Contractile vacuole and Kidneys

Question 1473:

• WAEC 2013

Which of the following sequences is the correct arrangement of tissues in the anatomy of a young dicotyledonous stem from the inside to the outside ?

A. Pith , phloem, cambium, xylem, parenchyma, collenchyma and epidermis
B. Xylem, phloem, cambium, cortex, endodermis, collenchyma and epidermis
C. Pith,xylem, cmbium,phloem,, collenchyma, parenchyma and epidermis
D. Phloem, xylem, cambium, cortex, endodermis, collenchyma and epidermis

Question 1474:

• WAEC 2013

An animal which possesses scales nares and a backbone is likely to be a

A. Toad
B. Lizard
C. Rat
D. Bat

Question 1475:

• WAEC 2013

The opening of the guard cells of the epidermis in plants is by the process of

A. Osmosis
B. Diffusion
C. Active transport
D. Transpiration