(1) are heterotrophs
(2) are unicellular
(3) have plastids
(4) have alternation of generations
Q.2 A biologist discovers an alga that is marine, multicellular, and lives at a depth reached only by blue light. This alga probably belongs to which group?
(1) red algae
(2) brown algae
(3) green algae
(4) dinoflagellates
Q.3 In life cycles with an alternation of generations, multicellular haploid forms alternate with
(1) unicellular haploid forms.
(2) unicellular diploid forms.
(3) multicellular haploid forms.
(4) multicellular diploid forms.
Q.4 A botanist discovers a new species of plant in a tropical rain forest. After observing its anatomy and life cycle, the following characteristics are noted: flagellated sperm, xylem with tracheids, separate gametophyte and sporophyte generations with the sporophyte dominant, and no seeds. This plant is probably most closely related to
(1) mosses (2) charophytes
(3) ferns (4) gymnosperms
Q.5 Sporophylls can be found in which of the following?
(1) mosses (2) liverworts
(3) hornworts (4) pteridophytes
Q.6 Which structure is common to both gymnosperms and angiosperms?
(1) stigma (2) carpel
(3) ovule (4) ovary
Q.7 Which of the following is a structure of angiosperm gametophytes?
(1) immature ovules
(2) pollen tubes
(3) ovaries
(4) stamens
Q.8 Angiosperm double fertilization is so-called because it features the formation of
(1) two embryos from one egg and two sperm cells.
(2) one embryo from one egg fertilized by two sperm cells.
(3) two embryos from two sperm cells and two eggs.
(4) one embryo involving one sperm cell and of endosperm involving a second sperm cell.
Q.9 How have fruits contributed to the success of angiosperms?
(1) by nourishing the plants that make them
(2) by facilitating dispersal of seeds
(3) by attracting insects to the pollen inside
(4) by producing sperm and eggs inside a protective coat
Q.10 Which of the following is the correct sequence during the alternation of generations life cycle in a flowering plant?
(1) sporophyte-meiosis-gametophyte-gametes-fertilization-diploid zygote.
(2) sporophyte-mitosis-gametophyte-meiosis-sporophyte
(3) haploid gametophyte-gametes-meiosis-fertilization-diploid sporophyte.
(4) sporophyte-spores-meiosis-gametophyte-gametes.
Q.11 Which of the following are true of most angiosperms?
(1) a triploid endosperm within the seed
(2) an ovary that becomes a fruit
(3) a small (reduced) sporophyte
(4) 1 and 2 only
Q.12 Fusion of two gametes which are dissimilar in size is termed
(1) Oogamy (2) Isogamy
(3) Anisogamy (4) Zoogamy
Q.13 The heterosporous pteridophytes are
(1) Lycopodium and Pteris
(2) Selaginella and Psilotum
(3) Selaginella and Salvinia
(4) Dryopteris and Adiantum
Q.14 Haplo-diplontic life cycle is found in
(1) bryophytes
(2) pteridophytes
(3) fungi
(4) both (1) and (2)
Q.15 The female sex organ in Funaria is
(1) antheridium (2) paraphysis
(3) archegonium (4) oogonium.
Q.16 _____ classification systems were based on evolutionary relationships between various organisms.
(1) Natural
(2) Artificial
(3) Phylogenetic
(4) Both (1) and (2)
Q.17 Gemmae are multicellular green structures for vegetative propagation. These are found inside gemma cups in
(1) Riccia capsule
(2) Marchantia thallus
(3) Funaria protonema
(4) Fern prothallus
Q.18 Select the incorrect pair.
(1) Numerical taxonomy - All observable characteristics
(2) Cytotaxonomy - Cytological information
(3) Chemotaxonomy - Chromosome number and structure
(4) Cladistic taxonomy - Origin from a common ancestor
Q.19 Identify the plants shown in figure and select the correct option.
A B
(1) Sphagnum Dictyota
(2) Selaginella Ginkgo
(3) Selaginella Salvinia
(4) Cycas Ginkgo
Q.20 Identify the given figures of algae and select the correct option.
A B
(1) Fucus Polysiphonia
(2) Dictyota Polysiphonia
(3) Dictyota Porphyra
(4) Porphyra Polysiphonia
Q.21 Holdfast, stipe and frond constitutes the plant body in case of –
(1) Rhodophyceae
(2) Chlorophyceae
(3) Phaeophyceae
(4) All of the above
Q.22 Which of the following options correctly identifies the plant shown in figure and the group it belongs to?
(1) Selaginella – Pteridophyte
(2) Sphagnum – Moss
(3) Sphagnum – Liverwort
(4) Funaria – Moss
Q.23 Select the incorrect statement regarding reproduction in Rhodophyceae.
(1) Asexual reproduction occurs by non-motile spores.
(2) Sexual reproduction occurs by motile gametes.
(3) Sexual reproduction is oogamous.
(4) Complex post-fertilization developmental events occur.
Q.24 Read the given statements about algae and select the correct option.
(i) Plant body is thalloid.
(ii) Largely aquatic.
(iii) Reproduction by vegetative, asexual & sexual methods.
(iv) Chlamydomonas, Volvox, Ulothrix are the multicellular algae.
(1) Statements (i) and (ii) are true
(2) Statements (ii) and (iii) are true
(3) Statements (i), (ii) and (iii) are true
(4) All statements are true
Q.25 ln double fertilization, one male gamete fuses with the __(i)_ to form zygote and the other male gamete fuses with __(ii)__ to form primary endosperm nucleus.
(1) synergids (n), antipodals (n)
(2) egg (n), antipodals
(3) egg (n), secondary nucleus (2n)
(4) egg (n), synergids (n)
Q.26 _______ do not have free living gametophyte.
(1) Bryophytes
(2) Pteridophytes
(3) Gymnosperms
(4) both (2) and (3)
Q.27 The giant Redwood tree (Sequoia sempervirens) is a/an
(1) Angiosperm
(2) Free fern
(3) Pteridophyte
(4) Gymnosperm
Q.28 Select the option that correctly identifies A and B in the given figure.
A B
(1) Sporophyte Gametophyte
(2) Gametophyte Sporophyte
(3) Male shoot Female shoot
(4) Female shoot Male shoot
Q.29 Coralloid roots of __ have symbiotic association with N2 - fixing cyanobacteria.
(1) Pinus (2) Cedrus
(3) Cycas (4) Ginkgo
Q.30 A plant shows thallus level of organization. It shows rhizoids and is haploid. It needs water to complete its life cycle because the male gametes are motile. Identify the group to which it belongs to –
(1) Pteridophytes (2) Gymnosperms
(3) Monocots (4) Bryophytes
Q.31 In pteridophytes, prothallus produces –
(1) sporangia
(2) antheridia and archegonia
(3) vascular tissues
(4) root, stem and leaf.
Q.32 Artificial systems gave equal weightage to vegetative and sexual characteristics; this is not acceptable because often _____ characters are more easily affected by environment.
(1) vegetative (2) sexual
(3) anatomical (4) physiological
Q.33 Major photosynthetic pigments in green algae are
(1) Chlorophyll a and b
(2) Chlorophyll a, c and fucoxanthin
(3) Chlorophyll a, d and phycoerythrin
(4) Chlorophyll a and c.
Q.34 A Prothallus is
(1) A structure in pteridophytes formed before the thallus develops.
(2) A sporophytic free living structure formed in pteridophytes.
(3) A gametophyte free living structure formed in pteridophytes.
(4) A primitive structure formed after fertilization in pteridophytes.
Q.35 The given figure shows two phases, A and B of a typical angiospermic life cycle. Select the correct option reg (1) A-Gametophytic generation (n)
(1) B-Sporophytic generation (2n)
(2) A-Sporophytic generation (2n)
B-Gametophytic generation (n)
(3) A-Sporophytic generation (2n)
B-Sporophytic generation (2n)
(4) A-Gametophytic generation (n)
B-Gametophytic generation (n)
Q.36 Match Column-I with Column-II and select the correct option from the codes given below.
Column-I Column-II
A. Food (i) Brown algae
B. Agar (ii) Porphyra, Laminaria
C. Algin (iii) Gelidium, Gracilaria
D. Carrageenin (iv) Red algae
(1) A-(ii), B-(iii), C-(i), D-(iv)
(2) A-(ii), B-(iii), C-(iv), D-(i)
(3) A-(iii), B-(ii), C-(iv), D-(i)
(4) A-(iii), B-(ii), C-(i), D-(iv)
Q.37 Common example of red algae is
(1) Porphyra
(2) Gracilaria
(3) Ectocarpus
(4) both (1) and (2)
Q.38 In pteridophytes, main plant body is a (i) which is (ii) into true roots, stem and leaves.
Fill the blanks in above statement and select the correct option.
(1) (i)-Sporophyte, (ii)-differentiated
(2) (i)-Sporophyte, (ii)-not differentiated
(3) (i)-Gametophyte, (ii)-differentiated
(4) (i)-Gametophyte, (ii)-not differentiated
Q.39 The leaves of gymnosperms are well-adapted to withstand extremes of temperature, humidity
and wind, because of which of the following features?
(1) Needle like leaves
(2) Thick cuticle
(3) Sunken stomata
(4) All of these
Q.40 In gymnosperms the development of pollen grains take place with in the
(1) megasporangia
(2) microsporangia
(3) male gametophyte
(4) female gametophyte
Q.41 Spirogyra, Volvox and Chlamydomonas shows
(1) haplontic life cycle
(2) diplontic life cycle
(3) haplo-diplontic life cycle
(4) diplobiontic life cycle
Q.42 In gymnosperms ovules are borne on
(1) microsporophyll
(2) megasporophyll
(3) macrosporophyll
(4) Both (1) and (3)
Q.43 In angiospermic fertilisation, one male gamete fuses with egg to form __A__, this event is called __B__
Identify A and B and choose the correct option.
(1) A-endosperm; B-syngamy
(2) A-zygote; B-syngamy
(3) A-embryo; B-triple fusion
(4) A-endosperm; B-triple fusion
Q.44 In angiosperms embryo sac consists of
(1) one egg cell
(2) two synergids
(3) three antipodal and two polar nuclei
(4) All of the above
Q.45 The cones bearing megasporophyll with ovules are called
(1) male strobili
(2) female strobili
(3) megasporangia
(4) microsporangia
Answer Key:
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(1) (2) |
(2) (1) |
(3) (4) |
(4) (3) |
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(5) (4) |
(6) (3) |
(7) (2) |
(8) (4) |
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(9) (2) |
(10) (1) |
(11) (4) |
(12) (3) |
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(13) (3) |
(14) (4) |
(15) (3) |
(16) (3) |
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(17) (2) |
(18) (3) |
(19) (2) |
(20) (2) |
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(21) (3) |
(22) (2) |
(23) (2). |
(24) (3) |
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(25) (3) |
(26) (3) |
(27) (4) |
(28) (1) |
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(29) (3) |
(30) (4) |
(31) (2) |
(32) (1) |
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(33) (1) |
(34) (3) |
(35) (1) |
(36) (1) |
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(37) (4) |
(38) (1) |
(39) (4) |
(40) (2) |
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(41) (1) |
(42) (2) |
(43) (2) |
(44) (4) |
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(45) (2) |
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