The filtration fraction is the ratio of GFR to RPF where both the values are in ml/min and FF is expressed percentage. Calculate FF for a normal adult human being, if RPF= 600ml/min:
- A$2.08 \%$
- B$10.38 \%$
- C$20.73 \%$
- D$20.83 \%$
Question types
MODEL PAPER 9 question types
38 questions across 6 question groups — pick any mix to generate a BIOLOGY paper with step-by-step answer keys.
38
Questions
6
Question groups
5
Question types
01
M.C.Q (1 Marks)
12 Q→022 Marks Questions
6 Q→033 Marks Question
8 Q→044 Marks Questions
2 Q→055 Marks Questions
6 Q→06Assertion & Reason
4 Q→Sample Questions
MODEL PAPER 9 questions
One sample from each question group in this chapter. Select any group above to see the full set with answer keys.
Plant growth regulator that is used in delay in leaf senescence is __________.
- AEthylene
- BCytokinin
- CAuxin
- DABA
In dicot stems, the cells of cambium present between the primary xylem and primary phloem are:
- AVascular cambium
- BInterfascicular cambium
- CMedullary cells
- DIntrafascicular cambium
On excitation, the electrons picked up by an electron acceptor is passed to
- Aphotons
- Bcytochromes
- Creaction centre
- Danntenae
Proteins are made up of __________
- ANucleosides
- BMonomers
- CHeteropolymers
- DHomopolymers
What is non-cyclic photophosphorylation?
What do you understand by biosynthetic phase of photosynthesis?
What is a taxon?
Comment hormones are called informational molecules.
How does a gap junction facilitate intercellular communication?
Differentiate between nucleosides and nucleotides. Give one example for each.
Describe the important characteristics of gymnosperms.
Suppose for some reason ATP falls deficient in nerve fibre, how will it affect the conduction of nerve impulse through it?
Explain heart sounds.
What are SA and AV nodes? What are their functions?
Enumerate the assumptions that we have undertaken in making the respiratory balance sheet. Are these assumptions
valid for a living system?
Write the functions of the following
i. Centromere
ii. Cell wall
iii. Smooth ER
iv. Golgi Apparatus
v. Centrioles
i. Centromere
ii. Cell wall
iii. Smooth ER
iv. Golgi Apparatus
v. Centrioles
What structural and functional attributes must a cell have to be called a living cell?
Define and explain the process of fermentation in animals, yeast and bacteria.
Comment on the statement - Meiosis enables the conservation of specific chromosome number of each species even though the process per se, results in reduction of chromosome number.
Assertion (A): Oxygenation of blood promotes the release of carbon dioxide from the blood in the lungs.
Reason (R): Carbon dioxide is carried as bicarbonates in erythrocytes of blood.
Reason (R): Carbon dioxide is carried as bicarbonates in erythrocytes of blood.
- ABoth A and R are true and R is the correct explanation of A
- BBoth A and R are true but R is not the correct explanation of A.
- CA is true but R is false
- DA is false but R is true.
Assertion (A): Excessive inflation of the lungs is prevented by the Hering-Breuer reflex.
Reason (R): On overstretching of the lungs, the stretch receptors send impulses along the vagus nerve to stimulate the expiratory centre.
Reason (R): On overstretching of the lungs, the stretch receptors send impulses along the vagus nerve to stimulate the expiratory centre.
- ABoth A and R are true and R is the correct explanation of A.,
- BBoth A and R are true but R is not the correct explanation of A
- CA is true but R is false.
- DA is false but R is true.
Assertion (A): Proenzyme is the precursor of an enzyme.
Reason (R): Proenzyme is as active as the enzyme.
Reason (R): Proenzyme is as active as the enzyme.
- ABoth A and R are true and R is the correct explanation of A.
- BBoth A and R are true but R is not the correct explanation of A
- CA is true but R is false.
- DA is false but R is true.
Assertion (A): The mycelium is coenocytic in Zygomycetes.
Reason (R): The gametes are uninucleate.
Reason (R): The gametes are uninucleate.
- ABoth A and R are true and R is the correct explanation of A.
- BBoth A and R are true but R is not the correct explanation of A
- CA is true but R is false.
- DA is false but R is true.
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