Chapter 1 – The Living World
Question 1:
Who proposed the fluid mosaic model of plasma membrane? Draw its structure and write any two
functions of it.
Question 2:
Write a short note on neural tissue.
Question 3:
Differentiate between Eutheria and Metatheria.
Question 4:
Name a gaseous plant hormone regulating its growth and other physiological functions. Describe some
of its commercial uses in agriculture nowadays.
Question 5:
What is photorespiration and where does it take place?
Question 6:
What is the fluid mosaic model of the plasma membrane? Explain briefly.
Question 7:
Explain the structure of contractile proteins.
Question 8:
What do you mean by cofactors of an enzyme? What is the difference between the prosthetic group and
coenzyme?
Question 9:
Write a short note on the action spectrum.
Question 10:
What is the significance of mitosis?
Question 11:
‘Bryophytes are referred to as amphibians of plant kingdom’. Justify.
Question 1:
Who proposed the fluid mosaic model of plasma membrane? Draw its structure and write any two
functions of it.
Question 2:
Write a short note on neural tissue.
Question 3:
Differentiate between Eutheria and Metatheria.
Question 4:
Name a gaseous plant hormone regulating its growth and other physiological functions. Describe some
of its commercial uses in agriculture nowadays.
Question 5:
What is photorespiration and where does it take place?
Question 6:
What is the fluid mosaic model of the plasma membrane? Explain briefly.
Question 7:
Explain the structure of contractile proteins.
Question 8:
What do you mean by cofactors of an enzyme? What is the difference between the prosthetic group and
coenzyme?
Question 9:
Write a short note on the action spectrum.
Question 10:
What is the significance of mitosis?
Question 11:
‘Bryophytes are referred to as amphibians of plant kingdom’. Justify.
