Which of the following organisms contains chlorophyll in its cells?

Species are groups of organisms that

A plant with short, vertical underground stem is a

The diagram below is an illustration of a reproductive process in an organism. Study it and answer questions 4 and 5.

The type of reproduction illustrated is

The diagram below is an illustration of a reproductive process in an organism. Study it and answer questions 4 and 5.

The illustrated organism is capable of reproducing by

Which of the following organisms consists of unicellular cells joined to form a filament?

The structure in the cell that controls the movement of substances in and out of the cell is the

The bursting of a red blood cell placed in a hypotonic solution is called

The function of the root hair in plants is to

If a germinating seed is attached horizontally to a revolving klinostat, what would be the effect on the seedling after three days?

The lumbar vertebra differs from the thoracic vertebra because it possesses

Which of the following blood vessels carries oxygenated blood into the heart?

Filtrates in the Bowman’s capsule contain vitamins because

The structures that contain grey matter and white matter are found in the

The diagram below is an illustration of sense organ in humans. Study it and answer questions 15 and 16.

The part that protects the organ is labelled

The diagram below is an illustration of sense organ in humans. Study it and answer questions 15 and 16.

The part labelled III is the

The diagram below is an illustration of two plants P and Q. Arrows I, II and III illustrate the transfer of pollen grains among flowers of plants P and Q. Study it and answer questions 17 and 18.

The types of pollination illustrated as I, II and III, respectively are

The diagram below is an illustration of two plants P and Q. Arrows I, II and III illustrate the transfer of pollen grains among flowers of plants P and Q. Study it and answer questions 17 and 18.

The condition necessary for reproduction to occur between plants P and Q after pollination is that plants P and Q should be

The diagram below illustrates a dry dehiscent fruit. Use it to answer questions 19 and 20.

The agent of dispersal of the fruit is

The diagram below illustrates a dry dehiscent fruit. Use it to answer questions 19 and 20.

The parachute-like tuft of hairs developed from the

Which of the following events does not occur in the light reaction stage of photosynthesis?

The rate of photosynthesis decreases in a wilted herbaceous plant because

The element required for chlorophyll formation in plants is

The process of food digestion in mammals would

Which of the following food substances would give a negative reaction with Benedict's reagent?

Sunlight is the major source of

Discouraging the use of poison to kill fish in a large water body is a way of

The pathway through which nutrients are replenished and circulated in an ecosystem is called a

The illustration below is a food chain. Study it and answer questions 29 and 30. Grasses à Grasshoppers à Lizards à Hawks. Which of the following statements is not correct about the food chain? The number of

The illustration below is a food chain. Study it and answer questions 29 and 30. Grasses à Grasshoppers à Lizards à Hawks. If the individual species of organisms in the food chain are counted and arranged as a pyramid, the result would be a pyramid of

Which of the following gases is released during the decomposition of organic matter?

The diagrams below are illustrations of organisms from different habitats. Study them and answer questions 32 and 33.

The structures labelled I are for

The diagrams below are illustrations of organisms from different habitats. Study them and answer questions 32 and 33.

Habitats of the organisms respectively, are

An environmental problem caused by Sulphur (IV) oxide is

The phenomenon by which a farmland that is left to fallow for several years develops into a forest is called

A farmer planted many seeds on a small piece of land. The plants that germinated are as shown below.

Which of the following effects would not be observed among the population of the plants?

The bar chart below shows the data of sources of energy used for cooking in a community. Study it and answer questions 37 and 38.

The source of energy that is mostly community is

The bar chart below shows the data of sources of energy used for cooking in a community. Study it and answer questions 37 and 38.

The two sources of energy that would mostly lead to pollution in the community are.

An individual found a strange bird that is tagged as an endangered species. What should the individual do?

Which of the following traits is not inheritable?

Which of the following statements is correct about the AB0 blood group system?

A woman with blood group A gives birth to a child with blood group 0. Which of the following blood groups cannot belong to the father?

The diagram below is an illustration of the genetic cross between two parents. The parental gametes I, II, III and IV gave rise to the offspring below. Study it and answer questions 43 and 44.

Gametes I, II, III and IV, respectively are

The diagram below is an illustration of the genetic cross between two parents. The parental gametes I, II, III and IV gave rise to the offspring below. Study it and answer questions 43 and 44.

Which of the following statements is correct about the cross?

The diagram below is an illustration of the genetic cross between two parents. The parental gametes I, II, III and IV gave rise to the offspring below. Study it and answer questions 43 and 44. The physical appearance of an organism is described as its

Mutation leads to evolution because it

The male and female gametes which bear genes for inheritance in plants are located in the

Which type of breeding is represented by industrial melanism in peppered moths?

In a test, a student paired some scientists with their famous work as shown below. Use it to answer questions 49 and 50.

The scientists that are not correctly paired with their famous work are

In a test, a student paired some scientists with their famous work as shown below. Use it to answer questions 49 and 50.

Which of the scientists were involved in the study of evolution?