WAEC Biology questions

353 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 21· Cell structure and organisation· WAEC
Chloroplasts contain the green pigment
Explanation and discussion
Question 22· Cell structure and organisation· WAEC
The cell membrane is described as selectively permeable because it
Explanation and discussion
Question 23· Cell structure and organisation· WAEC
A group of similar cells performing the same function forms a
Explanation and discussion
Question 24· Cell structure and organisation· WAEC
A structure present in a typical plant cell but absent from an animal cell is the
Explanation and discussion
Question 25· Cell structure and organisation· WAEC
The site of aerobic respiration in a cell is the
Explanation and discussion
Question 26· Cell structure and organisation· WAEC
Which structure is found in animal cells but NOT in plant cells?
Explanation and discussion
Question 27· Cellular activities· WAEC
Osmosis is the movement of
Explanation and discussion
Question 28· Cellular activities· WAEC
Irritability in living things means
Explanation and discussion
Question 29· Cellular activities· WAEC
When human red blood cells are left in pure water for some time, they will
Explanation and discussion
Question 30· Cellular activities· WAEC
The type of cell division that produces gametes is
Explanation and discussion
Question 31· Cellular activities· WAEC
A zygote divides repeatedly to form an embryo. The type of cell division involved is
Explanation and discussion
Question 32· Cellular activities· WAEC
The movement of molecules from a region of higher concentration to a region of lower concentration is
Explanation and discussion
Question 33· Cellular activities· WAEC
Green plants trap light energy in order to
Explanation and discussion
Question 34· Cellular activities· WAEC
Active transport differs from diffusion in that it
Explanation and discussion
Question 35· Cellular activities· WAEC
Red blood cells placed in distilled water swell and burst. This is called
Explanation and discussion
Question 36· Cellular activities· WAEC
Uptake of mineral ions by root hairs from a dilute soil solution is mainly by
Explanation and discussion
Question 37· Cellular activities· WAEC
A plant cell that has lost water and whose cytoplasm has shrunk away from the cell wall is said to be
Explanation and discussion
Question 38· Cellular activities· WAEC
Red blood cells placed in distilled water will
Explanation and discussion
Question 39· Cellular activities· WAEC
Plasmolysis occurs when a plant cell is placed in a
Explanation and discussion
Question 40· Cellular activities· WAEC
Cell division that produces cells identical to the parent cell is
Explanation and discussion

Practise Biology like the real exam. A timed CBT, your score, and the topics to fix.

Start a Biology test

WAEC Biology questions

Chloroplasts contain the green pigment

The cell membrane is described as selectively permeable because it

A group of similar cells performing the same function forms a

A structure present in a typical plant cell but absent from an animal cell is the

The site of aerobic respiration in a cell is the

Which structure is found in animal cells but NOT in plant cells?

Osmosis is the movement of

Irritability in living things means

When human red blood cells are left in pure water for some time, they will

The type of cell division that produces gametes is

A zygote divides repeatedly to form an embryo. The type of cell division involved is

The movement of molecules from a region of higher concentration to a region of lower concentration is

Green plants trap light energy in order to

Active transport differs from diffusion in that it

Red blood cells placed in distilled water swell and burst. This is called

Uptake of mineral ions by root hairs from a dilute soil solution is mainly by

A plant cell that has lost water and whose cytoplasm has shrunk away from the cell wall is said to be

Red blood cells placed in distilled water will

Plasmolysis occurs when a plant cell is placed in a

Cell division that produces cells identical to the parent cell is