JAMB UTME - Biology - 1981

Which of the following insects has an incomplete metamorphosis during its life circle?

Answer Details

The correct route for a piece of bread eaten by a mammal is

Answer Details

which of the labelled tissues in the figure above is responsible for transport of mineral salts and water in living plants?

Answer Details

Which of the following instruments is used to demonstrate the response of roots and shoots to gravity?

Answer Details

What is the function of the contractile vacuole in paramecium?

Answer Details

Accommodation of the human eye is best described as the

Answer Details

Milk protein is hydrolyzed by

Answer Details

If the anthers of a flower mature before the stigma, the condition is termed

Answer Details

The thoracic vertebrae of a mammal is characterized by the

Answer Details

What is the genetic ratio of a cross between homozygous tall plant and a homozygous dwarf plant?

Answer Details

Growing yam tendrils climb for support. This growth response is

Answer Details

Which of the following is NOT a function of the liver?

Answer Details

Which of the following statement is NOT true of symbiosis?

Answer Details

The kind of teeth used for tearing food materials is the

Answer Details

The two types of human tapeworm can be distinguished by the presence or absence of

Answer Details

A plant which has a horizontal underground stem is

Answer Details

The functional unit of a mammalian kidney is the

Answer Details

Which of the following is the dental formula of man?

Answer Details

A person whose blood can be donated to all other people, must have the blood group

Answer Details

In which of the following plants is swollen shoot disease common?

Answer Details

If Benedict's solution gives a positive result in a food test, the food contains

Answer Details

What is name of the respiratory organ of the crab?

Answer Details

Choose the sequence which represents the correct order of organisms in a food chain.

Answer Details

The bone labelled X in the figure above is the

Answer Details

The hepatic portal vein is unique because it

Answer Details

Which of these substance is likely to be deficient in the diet of a person having goitre?

Answer Details

What is the part marked X in the figure above called?

Answer Details

One common feature of the fungi, algae, mosses and ferns is that they

Answer Details

Soil is said to be fertile if

Answer Details

The tissue which connects a muscle to a bone is a

Answer Details

The joint at Y in the figure above is

Answer Details

Which of the following animals is cold blooded

Answer Details

What would happen if solution Y is more concentrated than solution X in the figure above?

Answer Details

Spirogyra reproduces vegetatively by

Answer Details

The correct figured sequence for the following labeled parts (stigma, ovary wall, embryo sac, integument and micropyle) is

Answer Details

A surprising fact about sickle cell disease is that it

Answer Details

The deficiency of vitamin D leads to

Answer Details

Which of the following statements is NOT true of menstruation?

Answer Details

The rate of transpiration of a leafy shoot would be highest under

Answer Details

An instrument used in measuring the speed of wind is

Answer Details

Where is the food stored in yam plant?

Answer Details

All the following are digestive enzymes except

Answer Details

The mushroom is an organism which feeds

Answer Details

In a bakery, yeast is added to flour to make bread rise. This is possible because yeast produces

Answer Details

Normally any character shown by an organism is due to the effects of

Answer Details

Which of the structure becomes the seed coat after fertilization?

Answer Details

Nitrification means

Answer Details

A fruit formed from a single flower having several free carpels is

Answer Details

Which of the following is NOT true of wind-pollinated flowers?

Answer Details