JAMB UTME - Biology - 1981

Where is the food stored in yam plant?

Awọn alaye Idahun

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

Awọn alaye Idahun

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

Awọn alaye Idahun

Accommodation of the human eye is best described as the

Awọn alaye Idahun

The deficiency of vitamin D leads to

Awọn alaye Idahun

Which of the following animals is cold blooded

Awọn alaye Idahun

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

Awọn alaye Idahun

The joint at Y in the figure above is

Awọn alaye Idahun

Nitrification means

Awọn alaye Idahun

A plant which has a horizontal underground stem is

Awọn alaye Idahun

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

Awọn alaye Idahun

Which of the following statement is NOT true of symbiosis?

Awọn alaye Idahun

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

Awọn alaye Idahun

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

Awọn alaye Idahun

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

Awọn alaye Idahun

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

Awọn alaye Idahun

Milk protein is hydrolyzed by

Awọn alaye Idahun

Which of the following is the dental formula of man?

Awọn alaye Idahun

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

Awọn alaye Idahun

Soil is said to be fertile if

Awọn alaye Idahun

An instrument used in measuring the speed of wind is

Awọn alaye Idahun

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

Awọn alaye Idahun

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

Awọn alaye Idahun

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

Awọn alaye Idahun

Spirogyra reproduces vegetatively by

Awọn alaye Idahun

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

Awọn alaye Idahun

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

Awọn alaye Idahun

Which of the structure becomes the seed coat after fertilization?

Awọn alaye Idahun

The kind of teeth used for tearing food materials is the

Awọn alaye Idahun

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

Awọn alaye Idahun

The mushroom is an organism which feeds

Awọn alaye Idahun

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

Awọn alaye Idahun

The hepatic portal vein is unique because it

Awọn alaye Idahun

The thoracic vertebrae of a mammal is characterized by the

Awọn alaye Idahun

What is the function of the contractile vacuole in paramecium?

Awọn alaye Idahun

The bone labelled X in the figure above is the

Awọn alaye Idahun

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

Awọn alaye Idahun

All the following are digestive enzymes except

Awọn alaye Idahun

Which of the following statements is NOT true of menstruation?

Awọn alaye Idahun

The functional unit of a mammalian kidney is the

Awọn alaye Idahun

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

Awọn alaye Idahun

The tissue which connects a muscle to a bone is a

Awọn alaye Idahun

Growing yam tendrils climb for support. This growth response is

Awọn alaye Idahun

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

Awọn alaye Idahun

A surprising fact about sickle cell disease is that it

Awọn alaye Idahun

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

Awọn alaye Idahun

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

Awọn alaye Idahun

What is name of the respiratory organ of the crab?

Awọn alaye Idahun

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

Awọn alaye Idahun