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STD 11 - 3. Plant kingdom BIOLOGY - STD 11 - 3. Plant kingdom

Gujarat Board (GSEB) - STD 11 Science - BIOLOGY (GSEB - English Medium). 563 questions in this chapter.

Question types

STD 11 - 3. Plant kingdom question types

563 questions across 1 question group — pick any mix to generate a BIOLOGY paper with step-by-step answer keys.

563
Questions
1
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5
Question types
Sample Questions

STD 11 - 3. Plant kingdom questions

One sample from each question group in this chapter. Select any group above to see the full set with answer keys.

Q 1M.C.Q (1 Marks)1 Mark
Read the following statements and choose the set of correct statements: In the members of Phaeophyceae,

$A$. Asexual reproduction occurs usually by biflagellate zoospores.

$B$. Sexual reproduction is by oogamous method only.

$C$. Stored food is in the form of carbohydrates which is either mannitol or laminarin.

$D$. The major pigments found are chlorophyll $a$, $c$ and carotenoids and xanthophyll.

$E$. Vegetative cells have a cellulosic wall, usually covered on the outside by gelatinous coating of algin.

Choose the correct answer from the options given below:

  • A
    $B, C, D$ and $E$ only
  • ✓
    $A, C , D$ and $E$ only
  • C
    $A, B, C$ and $E$ only
  • D
    $A, B, C$ and $D$ only

Answer: B.

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Q 2M.C.Q (1 Marks)1 Mark
Given below are two statements : One labelled as Assertion $A$ and the other labelled as Reason $R$ :

Assertion $A:$ In gymnosperms the pollen grains are released from the microsporangium and carried by air currents.

Reason $R$ : Air currents carry the pollen grains to the mouth of the archegonia where the male gametes are discharged and pollen tube is not formed.

In the light of the above statements, choose the correct answer from the options given below :

  • A
    $A$ is false but $R$ is true
  • B
    Both $A$ and $R$ are true and $R$ is the correct explanation of $A$
  • C
    Both $A$ and $R$ are true but $R$ is NOT the current explanation of $A$
  • ✓
    $A$ is true but $R$ is false

Answer: D.

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Q 3M.C.Q (1 Marks)1 Mark
Given below are two statements : One labelled as Assertion $A$ and the other labelled as Reason $R$:

Assertion $A$ : The first stage of gametophyte in the life cycle of moss is protonema stage.

Reason $R$: Protonema develops directly from spores produced in capsule.

In the light of the above statements, choose the most appropriate answer from options given below:

  • A
    $A$ is not correct but $R$ is correct
  • ✓
    Both $A$ and $R$ are correct and $R$ is the correct explanation of $A$
  • C
    Both $A$ and $R$ are correct but $R$ is NOT the correct explanation of $A$
  • D
    $A$ is correct but $R$ is not correct

Answer: B.

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Q 4M.C.Q (1 Marks)1 Mark
Match List$- I$ with List $- II$ :

List$- I$ List $- II$
$a$ Chlamydomonas $i$ Moss
$b$ Cycas $ii$ Pteridophyte
$c$ Selaginella $iii$ Alga
$d$ Sphagnum $iv$ Gymnosperm

Choose the correct answer from the options given below :

  • A
    $(a) - (iii), (b) - (i), (c) - (ii), (d) - (iv)$
  • ✓
    $(a) - (iii), (b) - (iv), (c) - (ii), (d) - (i)$
  • C
    $(a) - (iii), (b) - (ii), (c) - (i), (d) - (iv)$
  • D
    $(a) - (ii), (b) - (iii), (c) - (i), (d) - (iv)$

Answer: B.

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Q 5M.C.Q (1 Marks)1 Mark
Match the plant with the kind of life cycle it exhibits:

$List-I$ $List - II$
$(a)$ Spirogyra $(i)$ Dominant diploid sporophyte vascular plant, with highly reduced male or female gametophyte
$(b)$ Fern $(ii)$ Dominant haploid free-living gametophyte
$(c)$ Funaria $(iii)$ Dominant diploid sporophyte alternating with reduced gametophyte called prothallus
$(d)$ Cycas $(iv)$ Dominant haploid leafy gametophyte alternating with partially dependent

Choose the correct answer from the options given below:

  • ✓
    $(a) - (ii), (b) - (iii), (c) - (iv), (d) - (i)$
  • B
    $(a) - (iii), (b) - (iv), (c) - (i), (d) - (ii)$
  • C
    $(a) - (ii), (b) - (iv), (c) - (i), (d) - (iii)$
  • D
    $(a) - (iv), (b) - (i), (c) - (ii), (d) - (iii)$

Answer: A.

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