a. Why do you think an animal moves from one place to another?
b. What is reproduction?
c. What is a stimuli?
d. Why do we have receptors?
e. Why flowers that bloom at night are white and sweet-scented?
f. Which part of a plant is sensitive to light?
g. What is the function of an operculum?
h. How do desert plants prevent the loss of water?
i. Why do penguins have a thick coat?
j. Why do camels have padded feet?
Answers
Answer:
Tumhari padhai kaisi chal rahi
Answer:
a)To find food or shelter most animals that migrate to find food or more favorable living or breeding conditions the animals moving from one place to another using the principle of LOCOMOTION.
b) Reproduction is to reproduce of offspring.there are 2 types of reproduction sexual and asexual reproduction.reproduction is the process by which new individuals are produced by parents.
c)stimuli can produce a response in an organism or in a cell or tissue of an organism.for example..it starts raining so you take out an umbrella.
d) receptors can induce cell growth,division and death,control membrane channels and etc .receptors play an important role in signal transduction.
e)flowers can express the starlight and colour to ur events.mostly the flowers bloom at night are often more aromatic.
f)plants see red light using receptors in their leaves called phytochromes.
g)It controls buoyancy.
h)many desert plants have very small stomata .the adaptation helps to reduce loss of water by keeping the hot ,dry wind from blowing directly across the stomata.
I)penguins have a thick layer of fat that can insulates them from cold.
j)It helps them from the heat and stops them slipping in the sand .