Students are advised to practice the NCERT MCQ Questions for Class 11 Biology Chapter 3 Plant Kingdom with Answers Pdf free download is available here. MCQ Questions for Class 11 Biology with Answers are prepared as per the Latest Exam Pattern. Students can solve these Plant Kingdom Class 11 MCQs Questions with Answers and assess their preparation level.
Plant Kingdom Class 11 MCQs Questions with Answers
Solving the Plant Kingdom Multiple Choice Questions of Class 11 Biology Chapter 3 MCQ can be of extreme help as you will be aware of all the concepts. These MCQ Questions on Plant Kingdom Class 11 with answers pave for a quick revision of the Chapter thereby helping you to enhance subject knowledge. Have a glance at the MCQ of Chapter 3 Biology Class 11 and cross-check your answers during preparation.
I. Select the correct answer of the following questions:
Question 1.
Agar is obtained from
(a) Laminaria
(b) Porphyra
(c) Sargassum
(d) Gelidium
Answer
Answer: (d) Gelidium
Question 2.
Red algae resemble blue green algae in the presence of
(a) Similar cell wall constitutents
(b) Phycobilins
(c) Similar reserve food
(d) Similar mode of reproduction
Answer
Answer: (b) Phycobilins
Question 3.
The colour of brown algae is due to
(a) Phycoerythrin
(b) Phycocyonin
(c) Fucoxanthin
(d) Carotenes
Answer
Answer: (c) Fucoxanthin.
Question 4.
All algae possess
(a) Chlorophyll (b) and carotenes
(b) Chlorophyll (a) and corotenes
(c) Chlorophyll (a) and chlorophyll (c)
(d) Chlorophyll (a) and chlorophyll (b)
Answer
Answer: (b) Chlorophyll (a) and carotenes.
Question 5.
Flagellate cells are absent in
(a) Brown algae
(b) Red algae
(c) Green algae
(d) Chlamydomonas.
Answer
Answer: (b) Red algae.
Question 6.
Sex organs are unicellular and non-jacketed in
(a) Algae
(b) Bryophyta
(c) Gymnosperms
(d) Pteridophyta.
Answer
Answer: (a) Algae.
Question 7.
In green algae meiosis occurs in
(a) Gametangia
(b) Sporangia
(jc) Zoospore
(d) Zygospore.
Answer
Answer: (d) Zygospore.
Question 8.
Protonema stage is found in
(a) Green algae
(b) Liveworts
(c) Ferns
(d) Mosses.
Answer
Answer: (d) Mosses.
Question 9.
Pyrenoids are present in
(a) Brown algae
(b) Red algae
(c) Green algae
(d) Blue green algae.
Answer
Answer: (c) Green algae.
Question 10.
Sporophyte of riccia is made of
(a) Capsule only
(b) Foot, seta and capsule
(c) Seta and capsule
(d) Foot and capsule.
Answer
Answer: (a) Capsule only.
Question 11.
A fern differs from a bryophyte in having.
(a) Parasitic sporophyte
(b) Independent gametaphyte
(c) Independent sporophyte
(d) Parasitic gametophyte.
Answer
Answer: (c) Independent spororphyte.
Question 12.
Seedless vascular plants are
(a) Mosses
(b) Liver worts
(c) Ferns
(d) Cycads.
Answer
Answer: (c) Ferms.
Question 13.
Gymnosperms are characterised by
(a) Naked ovules
(b) Large leaves
(c) Scale leaves
(d) Ciliated sperms.
Answer
Answer: (a) Naked ovules.
Question 14.
Which of these algae is very rich in protein.
(a) Ulothrix
(b) Oscillatoria
(c) Chlorella
(d) Spirogyra.
Answer
Answer: (c) Chlorella.
Question 15.
Multicelluilar branched rhizoids and leafy gametophytes are found in
(a) All bryophytes
(b) Some bryophytes
(c) Some pteridophytes
(d) All pteridophytes
Answer
Answer: (b) Some bryophytes.
Question 16.
Life cyle of Pinus is
(a) Diplontic
(b) Haplontic
(c) Diplobiontic
(d) Diplohaplontic.
Answer
Answer: (d) Diplohaplontic.
Question 17.
Bryophytes can be distinguished from algae because they
(a) are thalioid forms
(b) contain chloroplast in their cells
(c) do not have conducting tissue
(d) possess archegonia with outer layer of sterile cells.
Answer
Answer: (d) Possess archegonia with outer layer of sterile cells.
Question 18.
Bryophytes are dependent on water because
(a) the sperms can easily reach upto egg in the archegonium.
(b) water is essential for their vegetative propagation.
(c) water is essential for fertilisation for their homosporous nature.
(d) archegonium has to remain filled with water for fertilisation.
Answer
Answer: (a) The sperms can easily reach upto egg in archegonium.
Question 19.
A marine angiosperm is
(a) Hydrilla
(b) Zostera
(c) Vallisnaria
(d) Ceratopyllus.
Answer
Answer: (b) Zostera.
Question 20.
The largest alga is
(a) Sargassum
(b) Laminaria
(c) Macrocystis
(d) Fucus
Answer
Answer: (c) Macrocystis
II. Fill in the blanks
Question 1.
In this chapter we will describe ………….. under algae, …………. Pteridophytes, ………….. and angiosperms.
Answer
Answer: Plantae, Bryo- phytes, Gymnosperms
Question 2.
Such systems were …………. because they separated closely related species since they were based on few characteristics.
Answer
Answer: artificial
Question 3.
At prasent …………….. based on evoiutionory relationships between the various organisms are acceptable.
Answer
Answer: Phylogenetic classification systems
Question 4.
Fusion between one large, …………… (static) female gemete and a smaller, motile male gamete is termed ………..
Answer
Answer: non-motile, oogamous
Question 5.
Certain marine brown and red algae produce large amounts of hydrocolloids (water holding substances) e.g. ……….. (of brown algae) and carrageen (of red algae) are used commercially.
Answer
Answer: algin
Question 6.
The algae are divided into three main classes: ……….., ………….. and ………….
Answer
Answer: Chlorophyceae, Phaeophyceae, Rhodophyceae
Question 7.
The plant body of ………….. is more differentiated than that of …………..
Answer
Answer: Bryophytes, algae
Question 8.
The predominant stage of the life cycle of a moss is the gametophyte which consists of …………
Answer
Answer: two stages.
Question 9.
Each of the cells of an ………….. are haploid.
Answer
Answer: embryo-scarsac
Question 10.
The ……………. and …………… degenerate after fertilisation.
Answer
Answer: Synergids, antipodals
Question 11.
The dominant, photosynthetic phase in such plants is the …………… the gametophyte. This kind of life-cycle is termed as ………..
Answer
Answer: free-living, haplontic
Question 12.
The gameto phytic phase is represented by the single to few celled haploid gametophyte. This kind of life-cycle is termed as …………..
Answer
Answer: Diplontic
Question 13.
The diploid sporophyte is represented by a dominant, independent, ……….., vascular plant body.
Answer
Answer: photosynthetic
III. Mark the statements True (T) or False (F)
Question 1.
Numerical Taxonomy which is now easily carried out using computer is based on ail the observable charateristics.
Answer
Answer: True.
Question 2.
The algae reproduce by only vegetative methods.
Answer
Answer: False.
Question 3.
At least a half of the total carbon-dioxide fixation on earth is carried out by algae through photosyntheses.
Answer
Answer: True.
Question 4.
Algae are of paramount importance as primary producers of energy-rich compounds which form the basis of the food cycles of all aquatic animals.
Answer
Answer: True
Question 5.
The algae are divided into two main classes: Rhodophyceae and chlorophyceae.
Answer
Answer: False.
Question 6.
Majority of the red algae are found on land with greater concentrations found in the warmer areas.
Answer
Answer: False.
Question 7.
The bryophytes are divided into: liverworts and mosses.
Answer
Answer: True.
Question 8.
The liverworts grow usually in moist shady habitats such as banks of streams, marshy ground, damp soil, bark of trees and deep in the woods.
Answer
Answer: True.
Question 9.
The first stage is the leafy stage which develops from the secondary protonema as a lateral bud.
Answer
Answer: False.
Question 10.
Water is required for transfer of antherozoids— the male gametes released from the antheridia, to the mouth of archegonium.
Answer
Answer: True.
Question 11.
Unlike bryophytes and pteridophytes, in gymnosperms the male and the female gametophytes have independent free-living existence.
Answer
Answer: False.
Question 12.
Angiosperms provide us with food, fodder, fuel, medicines and several other commercially important products. They are divided into two classes: the dicotyledons and the monocotyledons.
Answer
Answer: True.
IV. Match the items of column I with the items of column II
| Column I | Column II |
| a. Most algal genera are haplontic | 1. Primary endosperm nucleus |
| b. In plants both haploid and diploid cell. | 2. Some of them such as Ectocaspus polysiphonia |
| c. PEN | 3. Can divide by mitosis |
| d. The involvement of two fusions, this event is termed as double fertilisation | 4. Is also retained within mega-sporangium. |
| e. Each embryosac has a 3 celled egg appartus | 5. or female strobili |
| f. The multicellular female gametophyte | 6. consists of two stages: psotonema stage, leafy stage |
| g. A multicellular female gametophyte that | 7. multicelluar. The male sex organ is called ontheridium. |
| h. Megasporangia are called macrosporanagiate | 8. of the plant kingdom, because these plants can live on soil. |
| i. The gametophyte bears male and female sex organs called | 9. an event unique to angiospe rms. |
| j. Formation of specialised structures | 10. amylopetin and glycogen in one egg cell and two syner |
| k. The bryophytes are divided into | 11. gids 3 antipodal cells and two polar nuclei structure. |
| l. The sex organs in bryophytes are | 12. bears two or.more archegonia or female sex organs. |
| m. the predominant stage of the life | 13. called gemmae. |
| n. Bryophytes are also called amphibians | 14. antheridia and archegonia |
| o. The food is stored as floridean starch which is very similar to. | 15. liverworts and mosses. |
Answer
Answer:
| Column I | Column II |
| a. Most algal genera are haplontic | 1. Primary endosperm nucleus |
| b. In plants both haploid and diploid cell. | 2. Some of them such as Ectocaspus polysiphonia |
| c. PEN | 3. Can divide by mitosis |
| d. The involvement of two fusions, this event is termed as double fertilisation | 4. Is also retained within mega-sporangium. |
| e. Each embryosac has a 3 celled egg appartus | 5. or female strobili |
| f. The multicellular female gametophyte | 6. consists of two stages: psotonema stage, leafy stage |
| g. A multicellular female gametophyte that | 7. multicelluar. The male sex organ is called ontheridium. |
| h. Megasporangia are called macrosporanagiate | 8. of the plant kingdom, because these plants can live on soil. |
| i. The gametophyte bears male and female sex organs called | 9. an event unique to angiospe rms. |
| j. Formation of specialised structures | 10. amylopetin and glycogen in one egg cell and two syner |
| k. The bryophytes are divided into | 11. gids 3 antipodal cells and two polar nuclei structure. |
| l. The sex organs in bryophytes are | 12. bears two or.more archegonia or female sex organs. |
| m. the predominant stage of the life | 13. called gemmae. |
| n. Bryophytes are also called amphibians | 14. antheridia and archegonia |
| o. The food is stored as floridean starch which is very similar to. | 15. liverworts and mosses. |
Hope the information shared regarding the NCERT MCQ Questions for Class 11 Biology Chapter 3 Plant Kingdom with Answers Pdf free download is true and genuine as far as our knowledge is concerned. If you feel any information regarding CBSE Class 11 Biology Plant Kingdom MCQs Multiple Choice Questions with Answers is missing do reach us and we will look into it and add it accordingly.