part 2

Question 1

among the red, green and brown algae which one among them can live deep in the water

Answer 1

red algae

Question 2

regulation

Answer 2

organisms maintain homeostasis in constant body temperature and osmotic concentration

Question 3

conformation

Answer 3

majority of animals cannot maintain constant internal body temperature. theyre called conformers. their body temp. varies according to the ambient temp.

Question 4

heat loss or gain is a function of

Answer 4

surface area

Question 5

migration

Answer 5

animals can move away temporarily from stressful conditions to another habitat

Question 6

example of migration

Answer 6

the famous Keolado national park in Rajasthan hosts thousands of migratory birds from Siberia in winter

Question 7

suspension

Answer 7

organisms that cannot migrate, suspend their metabolic functions during the stressful period
eg., hibernation, aestivation, diapause(small animals) and dormancy (plants)

Question 8

adaptations

Answer 8

any changes of the organism(morphological, physiological and behavioral) that enables to survive and reproduce in its habitat