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
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.

Anatomy of stem differs from the root in:
  • A
    Stem hairs, absence of chloroplast an broad cortex
  • B
    Cutinized epidermal wall, conjoint vas bundle, and narrow cortex
  • C
    Xylem exarch, vascular bundle radial and narrow cortex
  • D
    Secondary vascular growth and presen stomata
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A farmer wants to get a higher yield of grapes. Which Plant Growth Regulator (PGR) should he use on grape plants?
  • A
    Gibberellins
  • B
    Ethylene
  • C
    Abscisic acid
  • D
    Cytokinins
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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?
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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.
  • A
    Both A and R are true and R is the correct explanation of A.
  • B
    Both A and R are true but R is not the correct explanation of A.
  • C
    A is true but R is false.
  • D
    A is false but R is true.
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Assertion (A): Food vacuoles of Paramecium are noncontractile vacuoles.
Reason (R): They are meant for extracellular digestion.
  • A
    Both A and R are true and R is the correct explanation of A.
  • B
    Both A and R are true but R is not the correct explanation of A
  • C
    A is true but R is false.
  • D
    A is false but R is true.
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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.
  • A
    Both A and R are true and R is the correct explanation of A
  • B
    Both A and R are true but R is not the correct explanation of A.
  • C
    Both A and R are true but R is not the correct explanation of A.
  • D
    A is true but R is false.
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Assertion (A): Cyanide causes toxicity in man.
Reason (R): Cyanide impairs the functioning of our nervous system.
  • A
    Both A and R are true and R is the correct explanation of A.
  • B
    Both A and R are true but R is not the correct explanation of A
  • C
    A is true but R is false.
  • D
    A is false but R is true.
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