Elephant is found in temperate climates.

 Since, Himalayas are located in the northern part of India. As a result, climate of this part is affected.

Since, the places which are closer to the poles are colder than the places closer to equator, so this is an incorrect statement.

 Ground squirrels remain dormant during summers.

 22^nd December is the shortest day of the year in Northern Hemisphere.

The presence of water vapour (humidity) in the air makes chips and biscuits moist.

Deserts are the places where air is dry with minimal water content and temperature is very high. So, the climate in deserts is hot and dry.

Toucan is a tropical bird with a long beak which helps it to reach the fruits on branches.

Migration is the phenomenon of movement of an organism from one place to another to escape harsh and cold conditions of that place and in search of food, mate or shelter.

Polar bears live in the polar regions where the temperature may go down to -37⁰C. To survive in these conditions, their body is covered with a layer of fat under the skin. This acts as a heat insulator and does not allow the body heat to escape.

Polar bears protect themselves from the predators with the help of their skin which is covered with white fur. This makes them hardly visible in the snowy background.

Polar regions are the regions situated near the poles, i.e. North Pole and South Pole. Canada, Greenland, Iceland, Norway, Sweden are the places belonging to polar regions.

Tropical regions support a wide variety of plants and animals because of the continuous warmth and rainfall in these regions.

If the amount of rainfall at a place is high, the climate of that place will be wet. This is the reason why the climate of North-East is wet.

The day to day conditions of atmosphere at a place with respect to temperature, humidity, rainfall, wind speed, etc. is called weather. The weather of a place keeps changing day after day and week after week, whereas climate, soil texture and vegetation are the factors particular of a place and do not change on a daily or weekly basis.