The sentences given below, when properly sequenced, form a coherent paragraph. Each sentence is labelled with a number. Decide on the most logical order and enter only the sequence of numbers in the space provided.

1. In established companies, putting in extra hours is usually a way to get ahead. Elon Musk once said that no one ever changed the world on a 40-hour workweek. They are less likely to be promoted too.
2. There are also other ways to approach this question. You might argue that the optimal workweek is defined by output, not hours. You might say that this is one for policy makers.
3. How long people actually work is not the same as how long they ought to. Jobs, incomes and cultural norms vary so wildly that there is no right answer.
4. Nine to five is still alive. Sort of. A new survey of labour-force data finds that the world's adult employed population works an average of 42 hours a week.

Rearrange the following sentences to make a coherent passage:

1. Once they reach a high altitude, they manage to travel all over the world.
2. An expert from the team explained that the bacteria usually lived on the surface of vegetation, such as leaves.
3. The wind carries them off the surface and into the atmosphere.
4. A group of researchers were surprised to find that clouds had carried drug resistant bacteria over a long distance.

The sentences given below, when properly sequenced, form a coherent paragraph. Each sentence is labelled with a number. Decide on the most logical order and enter the sequence of numbers in the space provided.

1. In this microgravity environment, your blood also tends to move towards the heart and head.
2. Both effects are only short-lived and, after a brief period of readjustment on arriving back home, the heart and spine return to normal.
3. The heart interprets this as an increase in the amount of blood in the body and that it needs to pump less, so it shrinks.
4. In space with less gravitational force than on Earth, there’s less pressure on your spine and so it’ll get a bit longer, effectively making you as much as two inches taller.

The sentences given below, when properly sequenced, form a coherent paragraph. Each sentence is labelled with a number. Decide on the most logical order and enter only the sequence of numbers in the space provided.

1. During the last 150 years or so, the world production of food has increased for two main reasons.
2. At the same time the development of various branches of science, and in particular medical science, has helped to eliminate or lessen the effects of many diseases, enabling more adults to reach old age.
3. New lands have been brought into use for farming for the first time, and new techniques have made it possible to obtain higher yields in existing farming areas.
4. The relentless growth of world population over the last 150 to 200 years was only possible because more and more food and other items of consumption became available.

The sentences given below, when properly sequenced, form a coherent paragraph. Each sentence is labelled with a number. Decide on the most logical order and enter the sequence of numbers in the space provided.

1. In drought conditions, water often depletes in the topsoil and remains accessible only in the deeper subsoil layers.
2. A new study gives new insights into how the acid changes root growth angles to enable plants to reach out deeper subsoils in search of water.
3. Plants rely on their root systems, the primary organs for interacting with soil, to actively seek water.
4. Abscisic acid plays an important role in helping plants adapt to these challenging conditions.

The sentences given below, when properly sequenced, form a coherent paragraph.

• 1. The Central African Republic has approved Bitcoin as an official currency.
• 2. Experts foresee that this will damage the environment as well as the economy.
• 3. Others claim that this may make money laundering easy and also use up a lot of electricity.
• 4. Economists criticised this move as a potential risk to the financial stability of the nation.

The sentences given below, when properly sequenced, form a coherent paragraph. Each sentence is labelled with a number. Decide on the most logical order and enter only the sequence of numbers in the space provided.

1. But, streaming service Deezer, which has developed tools to tackle AI music, points out that many of her albums on the platform are flagged as computer-generated.
2. Three of Sienna Rose's jazz-infused soul songs are in the Viral Top 50.
3. Look closer and you'll see the indications of an AI artist such as no social media presence, no videos, and an improbable number of songs released in a short space of time.
4. The most popular, a dreamy ballad titled Into the Blue, has been played more than five million times.