Our Environment Test - 1

Leaves are modified into spines in A, so it probably belong to the desert habitat where there is very less rainfall. Plants in desert habitat have deep roots to absorb water.

An aquatic bird will have both webbed feet and hollow bones. Webbed feet will help it swim and hollow bones are required for light weight in flying.

Submerged plants have ribbon like or highly divided leaves through which the water can easily flow without damaging them, thus by seeing the leaves it could be concluded that it is a submerged plant.

The 3 sentences respectively signifies growth, breathing and excretion. Chicken grows and becomes hen, Abdomen moves while resting due to breathing and we get rid of wastes in the process of excretion.

Photosynthesis produces more oxygen compared to its utilisation by process of respiration and occurs during the day, whereas process of respiration occurs all 24 hours.

Frogs usually have ponds as their habitat not the oceans.

Animals living deep in the ocean do not have streamlined shape. However, when they move in water they make their body shapes streamlined. They also do not have blowholes and strong hind limbs.

Deer do not have eyes in the front, It has eyes on the side of its head allow it to look in all directions for danger.