BUK Biology 2016/2017 Past Questions

The organelle common to both plant and animal cells is the

Which of the following is likely to have a higher concentration of mitochondria?

The transition from amphibians to mammals involves the limbs becoming arranged to support the weight more effectively requiring modifications in the

The main function of the caudal fin in Tilapia is to

In the root vascular system, the stele is directly surrounded by the

```Use the diagram below to answer questions 6 and 7```

The structure labeled I is the

```Use the diagram below to answer questions 6 and 7```

A function of the labelled II is to

Secondary succession is much faster than primary succession because

The importance of practising crop rotation in agriculture is to

An evidence of a common ancestry for fishes, amphibians, reptiles, birds and mammals is the