GCE Advanced Level Biology

Which of the following correctly identifies the products of linear electron flow and cyclic electron flow during the light-dependent reactions of photosynthesis?

Which of the following statements regarding essential elements in plants is correct?

Which of the following correctly pairs a bone of the human skull with a process found on it?

Consider the following statements regarding the mechanism of enzyme action:

A - Enzymes lower the free energy change ($\Delta G$) of a reaction. B - The binding of substrate to the active site induces a change in the shape of the enzyme. C - Enzymes increase the rate of reaction by increasing the kinetic energy of substrate molecules.

Which of the above statement/s is/are correct?

Which of the following statements regarding pasteurization of milk is correct?

Which of the following represents a novel application of genetically modified plants specifically in the field of medicine?

Red-green colour blindness is an X-linked recessive trait. If a carrier woman marries a normal man, what proportion of their male offspring is expected to be colour blind?

Which of the following is a correct rule of binomial nomenclature?

Which of the following groups contains only cranial bones of the human skull?

Consider the following characteristics of a terrestrial biome.

• Precipitation is highly seasonal, with dry winters and wet summers. • Temperature is warm year-round but with somewhat more seasonal variation than tropical forests. • Dominant plants are fire-adapted and drought-tolerant grasses and forbs with scattered trees. • Common animals include large herbivores and their predators.

Which biome is described above?