WorksheetsParagraph Completion Exercise
Total questions: 10
Worksheet time: 10mins
Dinosaurs died out around 65 million years ago. ----. The most accepted one is that a giant asteroid crashed into the earth around this time and caused catastrophic changes to the climate. It was probably freezing co Id and the dinosaurs could not adapt to the new weather conditions.
There are several theories about why this happened.
There were more than 700 different types of dinosaurs.
Dinosaurs were reptiles that lived millions of years ago.
We know that dogs are human's best friends. They love us and we love them.----. Many scientists think they came from wolves 15,000 years ago. Although wolves are wild and dogs are tame, they're still a lot alike. Both wag their tails when happy and put their tails between their legs when scared.
However, we're not so sure where they came from.
Some were trained to do more than keep us company.
Working dogs guide blind and wheelchair-bound people."
Nature has millions of interwoven interrelationships among the numerous flora and fauna. ----. These food webs and pyramids can give scientists a broad idea that organisms interact with each other for their food, shelter, and mating. Each specific interrelationship if studied in depth can be very interesting and brings to light significant facts of our surroundings and the importance of every living being on this earth.
But, we have been destroying such interrelationships in the path of development.
If the entire nature is considered one machine every living being has its own role in running this machine.
Such relationships are the basis for the food webs and food pyramids.
You need a total of about 60 minutes of physical activity a day. Here is the good news. ----. Five or ten-minute sessions of physical activities throughout the day are just as good for you. These may include walking, jogging, running, and riding a bike.
A program called "The Fitness Fighters" was started.
This does not have to be done all at one time.
It will give you lots of ideas for staying fit and healthy.
----. And they are certainly right. Sunscreen protects your skin from ultraviolet light rays. Too much ultraviolet is bad for your skin. If you spend a long time outside without any sunscreen on, you might get a sunburn because of the ultraviolet rays.
Ultraviolet light can get rid of bacteria in eggs and apples and make them safer to eat.
Your parents tell you to wear sunscreen when you're outside in the summer.
When we are outdoors, we are exposed to pollens and dust, and other irritants.
Among the best-known birds are the birds of prey, such as hawks, eagles, ospreys, falcons, and owls. They have hooked beaks, strong talons or claws on their feet, and keen eyesight and hearing. ----. Ospreys and many eagles eat fish, falcons eat mostly insects, and owls eat everything from insects to fish and mammals.
The larger hawks and eagles prey on small mammals, such as rodents.
Feathers provide insulation 'for birds, allowing them to maintain a high body temperature.
Birds are warm-blooded animals, with feathers and wings.
Monarch butterflies travel long distances to stay warm. They fly up to 3,000 miles to the same winter roosts, sometimes to the exact same trees. However, their life span is only a few months. ----. Their great-great-grandchildren return south the following fall.
So individual monarchs only make the round-trip once.
Other butterflies also fly thousands of miles in search of warmth.
Most of the bird species migrate south for the winter.
Squirrels live mostly in the forests of Europe and North America. ----. That is the size of two of your hands. Behind them and often suspended over their backs are their tails, wide, upright, and furry, and almost the same size as their length. Thanks to this long tail, a squirrel can jump from one tree to another without losing its balance.
It can readily run along branches.
They are about 25 centimeters long.
It's an interesting method of communication.
----. However, the most common cause is an undersea earthquake. An earthquake that is too small to create a tsunami by itself may trigger an undersea landslide quite capable of generating a tsunami.
The term tsunami comes from the Japanese language meaning "harbor' and "wave".
A tsunami can travel hundreds of miles over the open sea and cause extensive damage when it encounters land.
A tsunami can be generated by any disturbance that rapidly moves a large mass of water such as volcanic eruption.
Best before is sometimes indicated on food and drink wrappers, followed by a date, and is intended to indicate the date before which the food should be consumed. ----. In this case, a term like best before, see bottom or best before, see lid might be printed on the label and the date marked in a different location as indicated.
Sometimes the packaging process involves using pre-printed labels, making it impractical to write the best before the date in a clearly visible location.
The term "use by" is similarly used to indicate the date by which the item will have outlived its shell life.
With this term, it is intended to ensure that customers will not unwittingly purchase or eat stale food.
