JAMB Biology 2020 Past Questions

The hormone which regulates the amount of glucose in the blood is called?

Deamination occurs in the?

In an agricultural ecosystem, the biotic component consist of

Epiphytes growing on the branches of trees provide an example of the relationship known as?

The hypha of rhizopus is said to be non-septate because it

The function of ribosome in cells is

In which of the following does external fertilization take place?

The villus in the small intestine is significant because

The butterfly is of great economic importance because

The bright colours of the comb and feathers in the peacock are for?

What is the term used to describe biotic and abiotic factors in the environment of the organism?

Which of the following instruments is NOT used in measuring abiotic factors in any habitat?

The smallest living organism which share the characteristics of both living and non-living matter are

The process by which a red blood cell placed in distilled water absorbs water until it burst and realease it's content into the surrounding is known as

Which of the following waste products in plants is excreted through the stomata and lenticles?

Use the diagram to answer the question

The vertebra illustrated is

Use the diagram to answer the question

The neural arch is labelled

The excretory structure in the earthworm is the

In which of the following vertebrates does the skin function as a respiratory surface

The process of walking is under the control of the part of the brain called

The ability of the eyes to focus on both near and distance objects is termed

A group of organism of different species living in a particular area is described as a

The biological association that contributes directly to succession in a community is

Floating microscopic heterotrophs are mostly grouped as

Vaccination is carried out in order to

For growth to occur in organisms, the rate of

The probability of a baby being a boy or a girl depends on the contribution of the

Both recesssive and dominant characters are found

In a population of living things, the parameters of size, height, weight and colours are examples of

Use the diagram to answer the question.

The process of water loss and intake indicated by the arrows labelled i and ii are respectively

The noticeable adaptation of the animal to it's aquatic habitat is the possession of

Paternity disputes can most accurately be resolved through the use of

Use the table below to answer the question.

High relative humidity will be expected in Zones

Use the table to answer the question.

Which of the zones is likely to be a desert?

When bacteria swim from cold to warm regions, this is known as

The only caste in the termite colony whose members can feed themselves are the

Which of the following is the best explanation for a child who is phenotypically short and born of two tall parents

Which of the following vertebrates has the most simple structured heart

Use the diagram to answer the question.

The type of protective adaption exhibited by the animal is

Use the diagram to answer the question.

The structure labelled i is

The hormone which regulates the amount of glucose in the blood is called?

Deamination occurs in the?

In an agricultural ecosystem, the biotic component consist of

Epiphytes growing on the branches of trees provide an example of the relationship known as?

The hypha of rhizopus is said to be non-septate because it

The function of ribosome in cells is

In which of the following does external fertilization take place?

The villus in the small intestine is significant because

The butterfly is of great economic importance because

The bright colours of the comb and feathers in the peacock are for?