1.
Branched, Filamentous extensively growing protonema is the characteristic
feature of the class
A) Anthocerotopsida B) Bryopsida C) Hepaticopsida D) Bryophytes
Ans: B) Bryopsida
2. Appendiculate scales and ligules are
present in
A) Pellia B) Anthocerose C) Marchantia D) Riccia
Ans: Deleted Questions
3. Lycopodium is commonly call as
A) Peat moss
B) Club moss
C) Moss
D) Resurrection plant
Ans: B) Club moss
4. What is the name of steles of
Pteridophytes where Phloem found on both side of Xylem ?
A) Siphonostele
B) Dictyostele
C) Solenostele
D) Amphiphloic
Siphonostele
Ans: D) Amphiphloic
Siphonostele
5. The smallest Gymnosperm
A) Zamia pygmea
B) Cycus circinalis
C) Dioon edule
D) Taxus buccata
Ans: A) Zamia pygmea
6. Cycus wood is
A) Monoxylic B) Haploxylic C) Manoxylic D) Pycnoxylic
Ans: C) Manoxylic
7. Which of them is small size tree ?
A) Gnetum ula
B) Gnetum gnemon
C) Gnetum latifolium
D) Gnetum mondanum
Ans: B) Gnetum gnemon
8. Prof. Birbal Sahni is known as
A) Father of Indian Palaeobotany
B) Father of Palaeozoology
C) Father of Palaeopalaynolgy
D) Father of Indian Botany
Ans: A) Father of Indian
Palaeobotany
9. Which type of fossil is the coal ?
A) Petrifaction B) Impression C) Incrustation D) Compression
Ans: D) Compression
10.
Which among the following is not a fossil gymnosperm ?
A) Williamsonia B)
Glossopteris C) Rhynia D) Cordaitanthus
Ans: C) Rhynia
11. Which is not a virus disease ?
A) Mumps B) Diphtheria C) Rabies D) Herpes
Ans: B) Diphtheria
12. Bacterial transformation is first
described by
A) Joshua Lederberge B) De Herelle C) Griffith D) Woolman
Ans: C) Griffith
13. Name the single-stranded RNA virus
A) T-even phage B) TMV C) G Virus D) T-odd phage
Ans: B) TMV
14. Red algae belong to the class
A) Phaeophycea B) Bacillariophyceae
C) Xanthophyceae D) Rhodophycea
Ans: D) Rhodophycea
15. Which among the chlorophyceae member
is a floating freshwater form ?
A) Caulerpa B) Cephaleuros C) Oedogonium D) Bryopsis
Ans: C) Oedogonium
16. Cystocarp is the reproductive
structure of
A) Sargassum B) Pinnularia C) Polysiphonia D) Spirogyra
Ans: C) Polysiphonia
17. Normal number of Ascospores found in
a Ascus
A) 8 B) 2 C) 4 D) Numerous
Ans: A) 8
18. The Fungi which is used bereaving
industry
A) Saccharomyces B) Rhyzopus
C) Aspergillus D) Agaricus
Ans: A) Saccharomyces
19. Which class of fungi lack sexual
reproduction in their life cycle ?
A) Zygomycota B) Deuteromycota
C) Mastigomycota D) Myxomycota
Ans: B) Deuteromycota
20. Which among the following fungi is
not an edible one ?
A) Agaricu bispous B) Pleurotus Osteatus
C) Auricularia auricula D) Amanita phalloides
Ans: D) Amanita phalloides
21. The causative organism of ‘Mahali’
disease of Arecanut
A) Phytophthora palmivora B) Pyrcularia oryzae
C) Fusarium udum D) Aspergillus niger
Ans: A) Phytophthora palmivora
22. Name the viral disease among the
following.
A) Rust B) Wilt C) Yellow mosaic D)
Soft rot
Ans: C) Yellow mosaic
23. It is not a disease of Coconut.
A) Bud rot
B) Grey leaf spot
C) Stem bleeding
D) Abnormal leaf fall
Ans: D) Abnormal leaf fall
24. Systemic fungicides are chemicals
acting on
A) External pathogens
B) Internal pathogens
C) Soil pathogens
D) None of the above
Ans: B) Internal pathogens
25. In a collateral vascular bundle
A) Xylem and Phloem are in different radius
B) Xylem and Phloem are in same radius
C) Xylem surrounds phloem
D) Only xylem is present
Ans: B) Xylem and Phloem are in
same radius
26. The cambium present in the primary
vascular bundle is known as
A) Secondary cambium
B) Inter-fascicular cambium
C) Fascicular cambium
D) None
Ans: C) Fascicular cambium
27. The lateral roots in Dicots are
originated from Xylem and Phloem are not in same radius
A) Epidermis B) Pith C) Cortex D) Pericycle
Ans: Deleted
28. Of the following which a killing and
fixing fluid
A)FAA B) DPX C) PDA D) Xylen
Ans: A)FAA
29.
FAA among the following which is the stain obtained from an organism
A) Fast green B) Sudan Red C) Carmine D) Safranin O
Ans: Deletion
30.
The mounting media ‘Canada balsam’ is obtained from the plant
A) Pinus roxburghii B) Abies balsamea
C) Cedrus deodara D) Larix sibirica
Ans: B) Abies balsamea
31.
Monosporic 8 nucleated female gametophyte is found in
A) Adoxa B) Polygonum
C) Onion D) Fritliiaria
Ans: B) Polygonum
32.
‘‘Genera Plantarum’’ was published by
A) Theophrastus
B) C. Linnaeus
C) Jerome Bock
D) Bentham and Hooker
Ans: Deletion
33.
The weak region in the exine of a pollen grain is known as
A) Stomium B) Slit C) Colpae D) Sporeoderm
Ans: C) Colpae
34.
Pod is a characteristic fruit of the family
A) Malvaceae
B) Commelinaceae
C) Cucurbitaceae
D) Leguminosae
Ans: D) Leguminosae
35.
Tricarpellary Syncarpous ovary is the characteristic feature of the family
A) Papilionaceae
B) Euphorbiaceae
C) Poaceae
D) Asteraceae
Ans: B) Euphorbiaceae
36.
Among the following which plant belong to family Myrtaceae
A) Syzygium jambos
B) Leucas biflora
C) Mitragyna parvifolia
D) Tridax procumbens
Ans: A) Syzygium jambos
37. The characteristic fruit of Poaceae
A) Pod B) Berry C) Nut D) Caryopis
Ans: D) Caryopis
38.
Among the following which is not a oil yielding plant
A) Brassica campestris
B) Arachis hypogeal
C) Corchorus capsularis
D) Linum usitatissimun
Ans: C) Corchorus capsularis
39.
What is the botanical name of Mung ?
A) Phaseolus radiates
B) Cicer arietinum
C) Pisum Sativum
D) Cajanus Cajan
Ans: A) Phaseolus radiates
40.
Use and Disuse theory was
A) Charles Darwin
B) Francesco Redi
C) Jean-Baptiste Lamark
D) Greoger Mendel
Ans: C) Jean-Baptiste Lamark
41.
Phylloclade is the modification of
A) Root B) Stem C) Leaf D) Flower
Ans: B) Stem
42.
The pioneer community in a Xeroscere
A) Phytoplankton
B) Curstose lichen
C) Peat Moss
D) Floating hydrophytes
Ans: B) Curstose lichen
43.
Vital index of a population is the ratio of
A) Birth × Death × 100
B) Birth – Death × 100
C) Birth / Death × 100
D) Birth + Death × 100
Ans: C)
44.
Of the following which is not a word to describe different growth forms of a
community
A) Phanerophytes B) Saprophytes C) Therophytes D) Chamaeophytes
Ans: B) Saprophytes
45. Among the following which is a
positive interaction between two population
A) Competition B) Antibiosis C) Commensalism D) Predation
Ans: C) Commensalism
46.
The First Global Conference on the depletion of ozone layer was held in
A) London B) Montreal C) Helsinki D) Vienna
Ans: D) Vienna
47.
Minamata epidemic disease happened in Japan and Sweden was due to consumption of
fish contaminated by
A) Mercury B) Lead C) Phosphorous D) Cyanides
Ans: A) Mercury
48.
Among the following which is a physical pollutant
A) Radioactive substance B) SPM C) Pesticides D) PCBs
Ans: DELETION
49.
Knock-knee syndrome is due to
A) Lead pollution
B) Mercury pollution
C) Fluoride pollution
D) Solid waste pollution
Ans: C) Fluoride pollution
50.
What is the safe noise level of city fixed by WHO ?
A) 20 dB B) 90 dB C) 150 dB D) 45 dB
Ans: D) 45 dB