NECO SSCE - Biology - 2002

The sum total of all the roles an organism plays in a habitat is referred to as its

Which characteristic in man is NOT inherited?

A pair of genes which controls a trait is described as

Oxygenated blood from the lungs is carried to the left atrium of the heart through the

Bacteria which derive energy for food synthesis by oxidizing certain inorganic compounds are said to be

Herbicides are agricultural chemicals that

The incomplete breakdown of glucose into alcohol, carbon dioxide and energy is referred to as

Which reagent is used to test for the presence of starch in a food substance?

Which organism is a primary producer?

Iron is mainly required by plants for_________formation.

An example of a disease linked to the sex-chromosome is

Which is NOT a viral disease?

In genetics, test cross is used to

Thick succulent stems and leaves are an adaptation for conservation of water

Which process best explains the raising upward and outward of the ribs during breathing?

What can be used to collect soil animals?

The autonomic nervous system comprises of the

Which excretory product is NOT found in mammals?

The number of daughter cells formed at the end of mitosis is

Which organelle is responsible for photosynthesis?

Use the data to answer this question

A class of 40 set out to determine the population of lizards in a bound field measuring 200 metres by 100 metres using the capture-recapture method.

In their first outing, the students captured a total of 360 lizards all of which were marked with indelible ink and then released back into the field.

After a one week interval the students went back into the field and caught a total of 250 lizards out of which 150 bore the indelible ink mark.

The population density of the lizards in the field is?

An inflorescence is a

What is NOT characteristic of fresh water habitats?

The hormones produced in the hypothalamus are

Which statement about how all life started is NOT true according to current thinking on evolutionary trends?

An example of an exoskeletal structure is

The result of placing a plant cell in a hypertonic solution for a long time is ________of the cell.

Which part of Euglena performs a similar function to that of the oral groove in paramecium?

The pro-condition for transfusion of blood to an accident victim is

The remains impressions of animals and plants preserved in rocks are referred to as

A group of interacting populations in a particular habitat can be described as

Which is NOT an example of bacteria?

In the nucleus of a cell, the thread-like structure in which genes are embedded is

What is NOT a supporting tissue in plant?

Mammals are said to be homoiothermic because their body temperature is

The interaction between members of the same population over scarce resources is called

Which division is NOT part of the atmosphere?

Which process will NOT release carbon dioxide into the atmosphere?

Which process does NOT represent a form of reproduction in plants?

Which statement is NOT true of both meiosis and mitosis?

Which is NOT a living thing?

Which climatic feature is NOT commonly found in Nigeria?

Use the data to answer this question

A class of 40 set out to determine the population of lizards in a bound field measuring 200 metres by 100 metres using the capture-recapture method.

In their first outing, the students captured a total of 360 lizards all of which were marked with indelible ink and then released back into the field.

After a one week interval the students went back into the field and caught a total of 250 lizards out of which 150 bore the indelible ink mark.

What is the estimated population of lizards in the field?