WAEC Biology questions: Nutrition

30 questions with answers and explanations. Tap an option to check yourself.

All topics Cell structure and organisation · 26 Cellular activities · 24 Co-ordination and control · 27 Ecology · 33 Evolution · 18 Excretion · 22 Growth · 18 Heredity and variation · 24 Nutrition · 30 Reproduction · 29 Respiration · 25 Support and movement · 22 Transport · 27 Variety of organisms · 28

Question 1· Nutrition· WAEC
In testing a leaf for starch, the leaf is boiled in alcohol to
Explanation and discussion
Question 2· Nutrition· WAEC
An organism that makes its own food from simple substances is
Explanation and discussion
Question 3· Nutrition· WAEC
The food substance that provides most energy for the body is
Explanation and discussion
Question 4· Nutrition· WAEC
Which of these is an insectivorous plant?
Explanation and discussion
Question 5· Nutrition· WAEC
Starch in a food sample is detected with
Explanation and discussion
Question 6· Nutrition· WAEC
Which of the following is a saprophyte?
Explanation and discussion
Question 7· Nutrition· WAEC
Teeth used for cutting food are the
Explanation and discussion
Question 8· Nutrition· WAEC
Rickets is caused by a deficiency of
Explanation and discussion
Question 9· Nutrition· WAEC
Most absorption of digested food takes place in the
Explanation and discussion
Question 10· Nutrition· WAEC
Lack of vitamin C in the diet causes
Explanation and discussion
Question 11· Nutrition· WAEC
The enzyme in saliva that begins the digestion of starch is
Explanation and discussion
Question 12· Nutrition· WAEC
Benedict's solution gives a brick-red precipitate on heating with
Explanation and discussion
Question 13· Nutrition· WAEC
The enzyme in human saliva acts on
Explanation and discussion
Question 14· Nutrition· WAEC
Iodine solution turning blue-black shows the presence of
Explanation and discussion
Question 15· Nutrition· WAEC
The by-product of photosynthesis is
Explanation and discussion
Question 16· Nutrition· WAEC
The enzyme pepsin is found in the
Explanation and discussion
Question 17· Nutrition· WAEC
A child with stunted growth, thin limbs and very low body weight from lack of energy foods suffers from
Explanation and discussion
Question 18· Nutrition· WAEC
Lack of iodine in the diet causes
Explanation and discussion
Question 19· Nutrition· WAEC
Bleeding gums and slow healing of wounds in a sailor without fresh fruit on a long voyage point to a lack of
Explanation and discussion
Question 20· Nutrition· WAEC
The dental formula of an adult human shows that the number of molars in each half of each jaw is
Explanation and discussion

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WAEC Biology questions: Nutrition

In testing a leaf for starch, the leaf is boiled in alcohol to

An organism that makes its own food from simple substances is

The food substance that provides most energy for the body is

Which of these is an insectivorous plant?

Starch in a food sample is detected with

Which of the following is a saprophyte?

Teeth used for cutting food are the

Rickets is caused by a deficiency of

Most absorption of digested food takes place in the

Lack of vitamin C in the diet causes

The enzyme in saliva that begins the digestion of starch is

Benedict's solution gives a brick-red precipitate on heating with

The enzyme in human saliva acts on

Iodine solution turning blue-black shows the presence of

The by-product of photosynthesis is

The enzyme pepsin is found in the

A child with stunted growth, thin limbs and very low body weight from lack of energy foods suffers from

Lack of iodine in the diet causes

Bleeding gums and slow healing of wounds in a sailor without fresh fruit on a long voyage point to a lack of

The dental formula of an adult human shows that the number of molars in each half of each jaw is