What force makes a ripe mango to fall from a tree?

Which of the following substances are matter?

I. Hydrogen
II. Air
III. Stone

When gases are heated they

It is not advisable to use old electrical gadgets because they

All flowering plants end their life cycle with

The hard outer surface of a tooth is called

Digestion of protein begins in the stomach and ends in the

The floor of a room has length 20 m and breadth 15 m. Determine the area of the floor.

A force meter measures

Which of the following characteristics is/are of the image formed in a pinhole camera? The image is

I. inverted
II. virtual
III. diminished

Which of the following processes is an example of a physical change?

Which of the following bodies are natural sources of light?

I. Moon
II. Sun
III. Glow Worm

The ion that causes hardness in water is

The diagram below is an illustration of a transistor.

The arrow shows the direction of:

The periodic table is an arrangement of elements according to increasing

Urea is a good source of

The practice of growing cowpea and maize on a piece of land at the same time is known as

Which of the following statements about clayey soil is not true? it

Rainfall is as a result of

The shoot system of a flowering plant develops from the

A capacitor is connected in a series circuit with LED, a battery and a switch. When the circuit is closed, the LED

Which of the following statements are reasons for conserving energy?

I. Insufficient production of energy
II. Increasing demand of energy
III. Limiting production of carbon (IV) oxide

Which of the following planets are closer to the sun than the Earth?

An example of a first class lever is

People who travel in space are called

 Soil texture is a term used to describe the

A mixture of alcohol and water can best be separated by

A lunar eclipse may occur when the

The number required to make the following chemical equation balanced is:
H₂ + O₂ → H₂O

Soil depletion is not caused by

The main reason for staking tomato is to ensure

An atom     for forms bond by losing one electron, the charge on the ion formed is:

The solid component found on the filter paper and the liquid component that flows into a container during filtration are respectively called

The energy transformation that takes place in a solar cell is

 The ovary, style and stigma are collectively known as the

Which of the following statements about pressure in liquids is/are correct?

I. Pressure in liquids at the same level acts equally in all directions.
II. Pressure in liquids depends on the area of the liquid.
III. Pressure in liquids decreases with depth.

Which of the following instruments can be used to measure the diameter of a circle?

An example of a storage pest is

Which of the following substances is a compound?

Green plants have the ability to make their own food hence they are known as