The principle of exchange of gases at the lungs is:
- AConditioning and facilitated transport
- BDiffusion
- CBoth diffusion and filtration
- DFiltration
Question types
MODEL PAPER 7 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→04Case study (4 Marks)
2 Q→055 Marks Questions
6 Q→06Assertion & Reason
4 Q→Sample Questions
MODEL PAPER 7 questions
One sample from each question group in this chapter. Select any group above to see the full set with answer keys.
Rahul is anaemic and a few days ago suffered from massive haemorrhage. Now, what problems he may face
- ANo glomerular filteration
- BAccumulation of waste products in body
- CAll of these
- DVery low blood pressure
Apophysis of moss is:
- APart of peristome
- BTerminal part of capsule
- CLower part of capsule
- DSterile filaments in male receptacle
A farmer wants to get a higher yield of grapes. Which Plant Growth Regulator (PGR) should he use on grape plants?
- AGibberellins
- BEthylene
- CAbscisic acid
- DCytokinins
Frog shows which kind of excretion?
- AAmmonotelic in water and ureotelic on land
- BUreotelic
- CUricotelic
- DAmmonotelic
What is the basis for designating$C_3$ and $C_4$ pathways of photosynthesis?
View full solution →A cyclic process is occurring in $C_3$ plants, which is light-dependent and needs $CO _2$. This process does not produce, but consumes energy.
i. Can you name the given process?
ii. Is it essential for survival?
View full solution →i. Can you name the given process?
ii. Is it essential for survival?
What is the need of biological classification?
Define the following:
a. Exocrine gland
b. Endocrine gland
c. Hormone
a. Exocrine gland
b. Endocrine gland
c. Hormone
Distinguish between Kinocilia and Stereocilia.
Why is conduction in a nerve called on the electric phenomenon?
Differentiate between Tricuspid and Bicuspid valve.
What is meant by coronary artery disease?
How many pairs of ribs are found in humans? How do you categories these on the basis of their attachment? Explain.
Which parts of the plants produce gibberellins? State two functions of this hormone and mention why it was named gibberellin.
Describe cilia and flagella of eukaryotic cell. How are flagella of eukaryotes different from those of prokaryotic cell?
The diagram shows some of the structures present in an animal cell.
Which of these structures is responsible for
i. Manufacture of lipids and steroids
ii. Release of energy
iii. Manufacture of hormones and digestive enzymes
iv. Production of spindle fibres in cell division
v. Endo and exocytosis?
Which of these structures is responsible for
i. Manufacture of lipids and steroids
ii. Release of energy
iii. Manufacture of hormones and digestive enzymes
iv. Production of spindle fibres in cell division
v. Endo and exocytosis?
Given below is a diagram showing $ATP$ synthesis during aerobic respiration, replace the symbols $A, B, C, D$ and $E$ by appropriate terms given in the box.
$F1,$ Particle, $Pi, 2H^+$, Inner mitochondrial membrane, $ATP$, $Fo$ particle, $ADP$
View full solution →$F1,$ Particle, $Pi, 2H^+$, Inner mitochondrial membrane, $ATP$, $Fo$ particle, $ADP$
Explain ETS.
Distinguish anaphase of mitosis from anaphase I of meiosis.
Assertion (A): Voice of women and children is high pitched whereas that of men is low pitched.
Reason (R): Vocal cords of men are longer than of women and children.
Reason (R): Vocal cords of men are longer than of women and children.
- 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.
- CBoth A and R are true but R is not the correct explanation of A.
- DA is true but R is false.
Assertion (A): Cyanide causes toxicity in man.
Reason (R): Cyanide impairs the functioning of our nervous system.
Reason (R): Cyanide impairs the functioning of our nervous system.
- 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): Vital capacity is higher in athletes than non - athletes.
Reason (R): Vital capacity is about 3.5-4.5 litres in a normal adult person.
Reason (R): Vital capacity is about 3.5-4.5 litres in a normal adult person.
- 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): Food vacuoles of Paramecium are noncontractile vacuoles.
Reason (R): They are meant for extracellular digestion.
Reason (R): They are meant for extracellular digestion.
- 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.
Generate a MODEL PAPER 7 paper free
Pick question groups from the list above, set marks and difficulty, and export a branded PDF with step-by-step answer keys. First 3 chapters free — no signup.