Waec Biology Questions And Answers 2019 Is Here | [Practical, Obj & Essay]

Are you in search of Waec Biology Questions 2019? Do you want to get Waec Biology Questions And Answers 2019? If you answer is yes! However, you’ve to read this guide to the end.

In the first place, The West African Examinations Council (WAEC) is an examination council that handles the West African Senior School Certificate Examination, for University and Jamb entry examination in West Africa countries. Furthermore, In a year, over three million candidates registered for the exams coordinated by WAEC.

To begin with, below are the Waec Biology Questions And Answers 2019 right here in this guide.

WAEC Biology Questions 2019

Table of Contents

However, all the questions here are Waec repeated questions and answer for Biology Practical, Obj & Essay.

1a)Plants take in some compounds like carbon dioxide through their leaves. They absorb some other materials such as compounds of nitrogen, phosphorus, etc., from the soil through their roots.
the transport system consists of tube like passages made up of vascular tissue. There are two types of vascular tissues in plants—xylem and phloem.
The vascular system extends from the roots through the stem and continues up to the leaves. In the leaves it is clearly seen as a pattern of veins. Water and minerals are transported from the roots upwards through the xylem tubes.

2a)
Enzyme is a substance produced by a living organism which acts as a catalyst to bring about a specific biochemical reaction.

2aii)
i)all enzymes are proteins.
ii)Enzymes possess great catalytic power.
iii)Enzymes are highy specific.
iv)Enzymes show varying degree of specificities.
v)Absolute specificity where the enzyme sreact specifically with only one substrate.

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Updated: May 27, 2019 — 10:42 pm

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