Which of the following are the characteristics of living beings?
(i) Respiration
(ii) Reproduction
(iii) Adaptation
(iv) Excretion
Choose the correct one

(a)

(i), (ii), and (iv) only

(b)

(i), (ii) only

(c)

(ii) and (iv) only

(d)

(i), (ii), (iii) and (iv)

All animals need

(a)

Food and water only

(b)

Water only

(c)

Air, food and water

(d)

Food only

Choose the set that represents only biotic components of a habitat.

(a)

Tiger, Deer, Grass, Soil

(b)

Rocks, Soil, Plants, Air

(c)

Sand, Turtle, Crab, Rocks

(d)

Aquatic plant, Fish, Frog, Insects

Birds fly in the air with the help of

(a)

heavy and strong Bones

(b)

Soft and thick Bones

(c)

Hollow and light Bones

(d)

Flat and thick Bones

Kangaroo rat lives in

(a)

Aquatic habitat

(b)

Desert habitat

(c)

Grass land habitat

(d)

Mountain habitat

Polar bear and Penguins dwell in___________.

(a)

Cold region

(b)

Hot region

(c)

Cold and Hot region

(d)

Forest region

Euglena moves with the help of__________.

(a)

Flagellum

(b)

Cilia

(c)

Pseudopodia

(d)

Legs

Among the following which one is Bird Sanctuary located in Tamilnadu___________.

(a)

Vayanad

(b)

Guindy Park

(c)

Vedanthangal

(d)

All

____________can live for many days without drinking water.

(a)

Dog

(b)

Elephant

(c)

Cow

(d)

Camel

Camel passes___________amount of urine.

(a)

small

(b)

large

(c)

moderate

(d)

too large