The Genus into which man is classified is

The diagram below is an illustration of the nymph of an insect. Study it and answer question 2 and 3.

The organism illustrated is a stage in the

The diagram below is an illustration of the nymph of an insect. Study it and answer question 2 and 3.

The growth process that would occur in the organism before it becomes an adult is

The diagram below is an illustration of a dicot leaf. Study it and answer question 4 and 5.

The parts labelled I, II, III and IV respectively are

The diagram below is an illustration of a dicot leaf. Study it and answer question 4 and 5.

The part that contains the phloem and xylem is labelled

The functions of vacuoles in plants are storage and

Four cells each with osmotic potential of about 3% salt solution were immersed respectively into solutions of different concentrations as follows:

I - 1% salt solution

II - 3% salt solution

III - 6% salt solution

IV - 10% salt solution

Which of the solutions would cause an increase in osmotic pressure within the cell

If the cells are plant cells, what would happen to the cell in solution III? It would become

How many molecules of oxygen are required for the aerobic respiration of three molecules of glucose

Sclerenchyma tissues in plants is for

The diagram below is an illustration of a cell carrying out a biological process. Study it and answer question 11 and 12.

The process is referred to as

The diagram below is an illustration of a cell carrying out a biological process. Study it and answer question 11 and 12.

The biological system that contains cells that carry out the illustrated biological process in humans is

Which of the following statements is not correct about respiration in plants?

Urine when compared with blood in mammals is hypertonic because

The naturally produced auxin in plants is

The sympathetic nervous system causes

Long sightedness could be corrected using a

During the process of hearing in mammals the structure in the middle ear which receives the first vibration is the

An important characteristic of fruits dispersed by water is the presence of

Plants which grow and produce fruits within a year are called

Chemical digestion in organisms is the

Excessive bleeding from an injury could be due to the lack of vitamin

The diagram below is an illustration of a system in humans. Study it and answer question 23 and 24.

Enzymatic digestion of protein begins in the part labelled

The diagram below is an illustration of a system in humans. Study it and answer question 23 and 24.

The parts that secrete substances involved in the digestion of fats are labelled

If the small intestine of an organism does not have villi, the organism will have a problem with

Which of the following statements is not correct about the dental formula of humans

The relationship between a bean plant and a Tridax plant on a farmland is

The following ecological factors affect all habitat except

The diagram below is an illustration of an ecological instrument. Study it and answer question 29 and 30.

The ecological instrument is

The diagram below is an illustration of an ecological instrument. Study it and answer question 29 and 30.

The instrument is used to measure a factor

When tilapia population in a pond reaches the carrying capacity, the population

Which of the following statements about the pyramid of energy is correct?

Which of the following sequences represents the trend in eutrophication?

Which of the following statement correctly describes the term population? The number of

What is the population density of Ageratum sp. of frequency 1,850 on a land area measuring 100m^2

Which of the following activities does not control pathogens?

Which of the following diseases could be prevented by a BCG vaccination?

The main effect of a deforestation is

Which of the following resources cannot be conserved?

Which of the following activities is not suitable for forest conservation?

Which of the following pairs of features is an example of discontinuous variation?

The ability of some individuals to taste phenylthiocarbamide is

Alleles are found on

A couple heterozygous for albino genes have normal skin colour. What is the probability that their child would be an albino?

The process occurring in the illustrated molecules below is

If the percentage of adenine in the DNA of a human is 32%, what will be the percentage of thymine?

Which of following statements is not correct about colour blindness?

Lamarck's theory of evolution states that

The castes of the organisms found in a beehive are

The theory of natural selection in evolution was formulated by