Q.1
n following figure identify and give the correct names of types of reproduction and 'A' and "B'.
unit-6_ch-2_que_no-125_img_no1.png
  • a) Sexual reproduction; A-bud, B-Tentacle
  • b) Binary fission ; A-bud, B-Tentacle
  • c) Multiple fission ; A-bud, B-Tentacle
  • d) Budding ; A-bud, B-Tentacle
Q.2
hich auxin is used in callus and suspension culture technique in general?
  • a) Naphthalene acetic acid
  • b) 2-4 Dichloro acetic acid
  • c) 2,4,5, Tri phenoxy acetic acid
  • d) 2,4 dichloro phenoxy acetic acid
Q.3
rrange the organisms given below in the ascending order of their lifespan: (i) Parrot (ii) Crocodile (iii) Crow (iv) Butterfly (v) Tortoise.
  • a) (iv) → (i) → (iii) → (ii) → (v)
  • b) (iv) → (iii) → (i) → (ii) → (v)
  • c) (iv) → (iii) → (ii) → (i) → (v)
  • d) (iv) → (v) → (iii) → (ii) → (i)
Q.4
pecial type of grafting in which, scion unite with the stock while still attached to the parent plant:
  • a) Approach grafting
  • b) Wedge grafting
  • c) Side grafting
  • d) Tongue grafting
Q.5
ultiple fission occurs in this organism
  • a) Paramecium
  • b) Plasmodium
  • c) Amoeba
  • d) All the above
Q.6
hich plant reproduce vegetatively by roots?
  • a) Oxalis
  • b) Bryophyllum
  • c) Onion
  • d) Dahlia
Q.7
n Amoeba, the plane of cytoplasmic division is in which direction?
  • a) One direction
  • b) Two direction
  • c) Three direction
  • d) Any direction
Q.8
rafting is useful for production of......
  • a) Agriculture
  • b) Horticulture
  • c) For inducing flowering
  • d) Fruit yield plants
Q.9
n amorphophallus and colocasia vegetative reproduction occur by which plant organ?
  • a) Tuber stem
  • b) Bulbil
  • c) Corm
  • d) Offsets
Q.10
ssertion: Grafting is most helpful method. Reason: scion contain desirable characters in the grafting method so a plant possessing higher characters.
  • a) Assertion is true and Reason is false
  • b) Assertion is false and Reason is true
  • c) Assertion and Reason both are true and Reason is correct explanation of Assertion
  • d) Assertion and Reason both are true but Reason is not correct explanation of Assertion
Q.11
atch the appropriate pairs.
Column - I Column - II
(P) Gametogenesis (i) The process of transfer of gametes
(Q) Transfer of gamete (ii) Transfer of pollen by self or carrier in an angiosperms
(R) Pollination (iii) Two heterogeneous gametes conjugate to form zygote
(S) Fertilization (iv) Formation of gametes
  • a) P-iv, Q-i, R-ii, S-iii
  • b) P-i, Q-ii, R-iii, S-iv
  • c) P-ii, Q-iii, R-iv, S-i
  • d) P-iv, Q-iii, R-iv, S-ii
Q.12
ow many eggs will be formed from an ovary of a woman, in absence implantation of an embryo?
  • a) 12
  • b) 06
  • c) 24
  • d) 48
Q.13
ome herbaceous plants which live for maximum one year and flower once in their life cycle are:
  • a) Annual, Polycarpic
  • b) Biennial, Monocarpic
  • c) Annual, Monocarpic
  • d) Biennial, Polycarpic
Q.14
arthworms, sponges and tapeworms are:
  • a) Bisexual animals
  • b) Unisexual animals
  • c) Hermaphrodite
  • d) Both A and C
Q.15
ore than one scion are grafted on single stock, the grafting is:
  • a) Crown grafting
  • b) Wedge grafting
  • c) Layering
  • d) Bud grafting
Q.16
hich of the following statement is wrong?
  • a) The period from birth to natural death of an organism is called lifespan
  • b) The lifespan of parrot is 15 years while that of crow is 140 years even both have the same size and characters
  • c) Tortoise has larger life span than blue whale
  • d) The life span of an organism is not related with its size
Q.17
uring which process cyst is formed ?
  • a) Binary fission
  • b) Multiple fission
  • c) Sporulation
  • d) Budding
Q.18
hat are Internal buds known as ?
  • a) Gene
  • b) Clone
  • c) Gemmules
  • d) Bud
Q.19
here do pollen grains germinate?
  • a) Anther
  • b) Style
  • c) Stigma
  • d) Pollen tube
Q.20
hich are the various stages of sexual reproduction?
  • a) Growth, Development, Differentiation
  • b) Pre fertilization, Fertilization, Post fertilization
  • c) Fertilization, Post Fertilization, Pre Fertilization
  • d) Gametogenesis, Gamete transfer, Gamete Fertilization
Q.21
ydra reproduces asexually by
  • a) budding
  • b) binary fission
  • c) Multiple fission
  • d) Vegetative propagation
Q.22
n which type of reproduction single parent is essential for reproduction ?
  • a) Asexual
  • b) Sexual
  • c) Vegetative
  • d) Fragmentation
Q.23
atch appropriate pairs.
Column - I Column - II
(P) Juvenile phase (i) Cell produced during meiosis
(Q) Gametogenesis phase (ii) Conjugation phase of heterogeneous meiotic cells
(R) Gamete transfer phase (iii) Phase during which specific maturation occurs
(S) Fertile phase (iv) The phase during which heterogeneous meiotic division occur
  • a) P-i, Q-ii,R-iii, S-iv
  • b) P-iii, Q-i, R-iv,S-ii
  • c) P-ii, Q-iii, R-iv, S-i
  • d) P-iii, Q-i, R-ii, S-iv
Q.24
ith the help of which quick cell division could be induced?
  • a) By T1 plasmid
  • b) PBR-32
  • c) F-speed
  • d) By sexual plasmid
Q.25
rtificial propagation methods like grafting and budding are not possible in monocots. Identify the convincing statement for the reason:
  • a) In monocots, vascular bundles are scattered and open
  • b) In monocots vascular cambium is absent
  • c) In monocots, secondary thickening is present
  • d) In monocots asexual spores are totally absent
Q.26
exual Reproduction can be grouped into -----distinct stages.
  • a) two
  • b) three
  • c) four
  • d) five
Q.27
on-flagellate spores are called conidia. In which organism they are seen?
  • a) Pencillium
  • b) Hydra
  • c) Amoeba
  • d) Chlamydomonas
Q.28
n which of the following organism, internal bud formation is seen?
  • a) Amoeba, Plasmodium
  • b) Amoeba, Paramecium
  • c) Planaria, Hydra
  • d) Spongilla, sycon
Q.29
he process of transfer of pollen grains from the anther to the stigma is known as ...... .
  • a) Distribution of pollen grains
  • b) Transportation of pollen grains
  • c) Formation of pollen grains
  • d) Pollination
Q.30
ssertion: Encystation is a structure which is hard three layered cyst. Reason: Prokaryotes are protected in specific stage its life cycle by encystation.
  • a) Assertion is true and Reason is false
  • b) Assertion is false and Reason is true
  • c) Assertion and Reason both are true and Reason is correct explanation of Assertion
  • d) Assertion and Reason both are true but Reason is not correct explanation of Assertion
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