Plant Kingdom
1.How many species of plants are estimated to live in the ocean?
a) 6.5 million
b) 2.2 million
c) 4,00,000
d) 8.7 million
Answer: b) 2.2 million
2.What is the total estimated number of plant species on Earth?
a) 6.5 million
b) 8.7 million
c) 4,00,000
d) 10 million
Answer: b) 8.7 million
3.How many species of flowering plants are there on Earth?
a) 4,00,000
b) 2.2 million
c) 8.7 million
d) 6.5 million
Answer: a) 4,00,000
4.Plants living on land make up how many million species?
a) 2.2 million
b) 6.5 million
c) 4,00,000
d) 8.7 million
Answer: b) 6.5 million
5.What is the estimated number of flowering plant species on Earth?
a) 2.2 million
b) 4,00,000
c) 6.5 million
d) 1 million
Answer: b) 4,00,000
6.Which of the following is a flowering plant?
a) Bryophyta
b) Pteridophyta
c) Phenerogams
d) Thallophyta
Answer: c) Phenerogams
7.Which group of plants includes non-flowering plants?
a) Phenerogams
b) Cryptogams
c) Angiosperms
d) Gymnosperms
Answer: b) Cryptogams
8.The word "Algae" is derived from which language?
a) Greek
b) Latin
c) French
d) Sanskrit
Answer: b) Latin
9.What is the Latin word for "seaweeds"?
a) Phytoplankton
b) Zooplankton
c) Algae
d) Thallophyta
Answer: c) Algae
10.The plant body of algae is called:
a) Thallus
b) Sporophyte
c) Gametophyte
d) Rhizoid
Answer: a) Thallus
11.Algae are classified under which group of plants?
a) Bryophyta
b) Pteridophyta
c) Thallophyta
d) Phenerogams
Answer: c) Thallophyta
12.Which of the following best describes algae?
a) Heterotrophic
b) Autotrophic
c) Parasitic
d) Saprophytic
Answer: b) Autotrophic
13.Which of the following algae reproduce sexually?
a) Chlamydomonas
b) Ulva
c) Spirogyra
d) Volvox
Answer: c) Spirogyra
14.Which algae reproduce using spores as a means of asexual reproduction?
a) Spirogyra
b) Chlamydomonas
c) Chara
d) Lichen
Answer: b) Chlamydomonas
15.The mode of reproduction in Spirogyra is:
a) Asexual only
b) Sexual only
c) Vegetative and sexual
d) Asexual and sexual
Answer: c) Vegetative and sexual
16.Which of the following algae is classified under Cyanophyceae?
A. Chlamydomonas
B. Oscillatoria
C. Laminaria
D. Polysiphonia
Answer: B. Oscillatoria
17.Green algae belong to the class:
A. Phaeophyceae
B. Rhodophyceae
C. Chlorophyceae
D. Cyanophyceae
Answer: C. Chlorophyceae
18.A common example of brown algae is:
A. Laminaria
B. Oscillatoria
C. Chlamydomonas
D. Polysiphonia
Answer: A. Laminaria
19.Red algae are classified under the class:
A. Chlorophyceae
B. Cyanophyceae
C. Phaeophyceae
D. Rhodophyceae
Answer: D. Rhodophyceae
20.Polysiphonia is an example of:
a) Brown algae
b) Green algae
c) Blue-green algae
d) Red algae
Answer: d) Red algae
21.Agar agar is extracted from which type of algae?
a) Brown algae
b) Green algae
c) Red algae
d) Blue-green algae
Answer: c) Red algae
22.Agar agar is extracted from:
A. Chlamydomonas
B. Oscillatoria
C. Laminaria
D. Gelidium and Gracillaria
Answer: D. Gelidium and Gracillaria
23.A brown algae used for iodine extraction is:
A. Chlorella
B. Spirulina
C. Laminaria
D. Nostoc
Answer: c) Laminaria
24.Iodine is extracted from:
A. Green algae
B. Blue-green algae
C. Brown algae
D. Red algae
Answer: C. Brown algae
25.Which of the following algae is used to produce Single Cell Protein (SCP)?
a) Laminaria
b) Gracillaria
c) Spirulina
d) Ulva
Answer: c) Spirulina
26.Single-cell proteins (SCPs) are produced from:
A. Fungi
B. Bacteria
C. Algae and blue-green algae
D. All of the above
Answer: Algae and blue-green algae
27.What is the branch of study that focuses on fungi called?
a) Bryology
b) Phycology
c) Mycology
d) Algology
Answer: c) Mycology
28.Cercospora personata causes which disease in groundnut plants?
a) Rust
b) Blight
c) Tikka disease
d) Root rot
Answer: c) Tikka disease
29.Which fungus is an example of a saprophyte?
a) Rhizopus
b) Lichen
c) Mycorrhizae
d) Penicillium
Answer: a) Rhizopus
30.The fungus that causes wilt disease in cotton is:
A. Fusarium oxysporum
B. Cercospora personata
C. Colletotrichum falcatum
D. Pyricularia oryzae
Answer: A. Fusarium oxysporum
31.Tikka disease of groundnut is caused by:
A. Fusarium oxysporum
B. Cercospora personata
C. Colletotrichum falcatum
D. Pyricularia oryzae
Answer: B. Cercospora personata
32.Red rot disease of sugarcane is caused by:
A. Fusarium oxysporum
B. Cercospora personata
C. Colletotrichum falcatum
D. Pyricularia oryzae
Answer: C. Colletotrichum falcatum
33.Blast disease of paddy is caused by:
A. Fusarium oxysporum
B. Cercospora personata
C. Colletotrichum falcatum
D. Pyricularia oryzae
Answer: D. Pyricularia oryzae
34.White rust disease of radish is caused by:
A. Fusarium oxysporum
B. Cercospora personata
C. Colletotrichum falcatum
D. Albugo candida
Answer: D. Albugo candida
35. R.H. Whittaker's five-kingdom classification system, fungi are placed in the:
a) First kingdom
b) Second kingdom
c) Third kingdom
d) Fourth kingdom
Answer: c) Third kingdom
36.Penicillin is often referred to as the:
a) King of Medicine
b) Queen of Medicine
c) Prince of Medicine
d) Duke of Medicine
Answer: b) Queen of Medicine
37.Penicillin was discovered by:
a) Louis Pasteur
b) Robert Koch
c) Alexander Fleming
d) Edward Jenner
Answer: c) Alexander Fleming
38.In what year was penicillin discovered?
a) 1905
b) 1910
c) 1928
d) 1935
Answer: c) 1928
39.Ringworm is caused by:
A. Microsporum furfur
B. Tinea pedis
C. Trichophyton sp.
D. All of the above
Answer: C. Trichophyton sp.
40.Dandruff is caused by:
A. Microsporum furfur
B. Trichophyton sp.
C. Tinea pedis
D. All of the above
Answer: A. Microsporum furfur
41.Athletes foot is caused by:
A. Microsporum furfur
B. Trichophyton sp.
C. Tinea pedis
D. All of the above
Answer: C. Tinea pedis
42.Which class of bryophytes includes liverworts?
a) Bryopsida
b) Anthocerotopsida
c) Hepaticopsida
d) Pteridopsida
Answer: c) Hepaticopsida
43.Hornworts belong to which class of bryophytes?
a) Hepaticopsida
b) Bryopsida
c) Anthocerotopsida
d) Pteridopsida
Answer: c) Anthocerotopsida
44.Mosses are classified under which class of bryophytes?
a) Anthocerotopsida
b) Hepaticopsida
c) Bryopsida
d) Lycopsida
Answer: c) Bryopsida
45.Peat is primarily obtained from:
A. Fungi
B. Algae
C. Sphagnum moss
D. Bacteria
Answer:C. Sphagnum moss
46.Peat is similar to which fuel?
a) Wood
b) Coal
c) Oil
d) Gasoline
Answer: b) Coal
47.The word "taxonomy" is derived from which language?
a) Latin
b) Greek
c) French
d) English
Answer: b) Greek
48.In taxonomy, the word "Taxis" refers to:
a) Laws
b) Species
c) Arrangement
d) Classification
Answer: c) Arrangement
49.In taxonomy, the word "Nomos" refers to:
a) Laws
b) Names
c) Orders
d) Groups
Answer: a) Laws
50.Who first coined the term "taxonomy"?
a) Carl Linnaeus
b) Charles Darwin
c) Gregor Mendel
d) Augustin-Pyramus de Candolle
Answer: d) Augustin-Pyramus de Candolle
51.Who proposed the most famous artificial system of classification?
a) Charles Darwin
b) Gregor Mendel
c) Carolus Linnaeus
d) Jean-Baptiste Lamarck
Answer: c) Carolus Linnaeus
52.What is the name of Linnaeus’s book that introduced his plant classification system?
a) Species plantarum
b) Systema Naturae
c) Genera Plantarum
d) The Origin of Species
Answer: a) Species plantarum
53.The natural system of classification was proposed by:
a) Carolus Linnaeus
b) Charles Darwin
c) Bentham and Hooker
d) Gregor Mendel
Answer: c) Bentham and Hooker
54.Bentham and Hooker’s natural classification system is published in their book called:
a) Species plantarum
b) Systema Naturae
c) Genera Plantarum
d) General Plantarum
Answer: d) General Plantarum
55.What is a collection of pressed and dried plants called?
a) Herbarium
b) Greenhouse
c) Nursery
d) Botanic garden
Answer: a) Herbarium
56.In the name Mangifera indica, what does "Mangifera" refer to?
a) Species name
b) Genus name
c) Family name
d) Order name
Answer: b) Genus name
57.In the name Mangifera indica, what does "indica" refer to?
a) Genus name
b) Species name
c) Family name
d) Order name
Answer: b) Species name
58.Who introduced binomial nomenclature in 1623?
a) Carl Linnaeus
b) Gaspard Bauhin
c) Charles Darwin
d) Gregor Mendel
Answer: b) Gaspard Bauhin
59.Which book used the binomial nomenclature system introduced by Linnaeus?
a) Species Plantarum
b) General Plantarum
c) The Origin of Species
d) The Voyage of the Beagle
Answer: a) Species Plantarum
60.What is the scientific naming of plants called?
a) Botanical nomenclature
b) Common nomenclature
c) Taxonomic classification
d) Ethnobotany
Answer: a) Botanical nomenclature
61.Where is the largest herbarium in India located?
a) Mumbai
b) Delhi
c) Kolkata
d) Chennai
Answer: c) Kolkata
62.How many species of herbarium specimens does the largest herbarium in India have?
a) 100,000
b) 500,000
c) 1,000,000
d) 2,000,000
Answer: c) 1,000,000
63.The largest herbarium in India is known for its extensive collection of:
a) Fossils
b) Insects
c) Plant specimens
d) Animal specimens
Answer: c) Plant specimens
64.What was the old name of the code for plant naming rules?
a) ICN
b) ICZN
c) ICBN
d) ICB
Answer: c) ICBN
65.What does ICBN stand for?
a) International Code of Botanical Nomenclature
b) International Code of Biological Nomenclature
c) International Classification of Botanical Names
d) International Code of Bacterial Nomenclature
Answer: a) International Code of Botanical Nomenclature
66.What is the current name of the code for plant naming rules?
a) ICBN
b) ICN
c) ICZN
d) ICB
Answer: b) ICN
67.What does ICN stand for?
a) International Code of Nomenclature
b) International Code of Naturalists
c) International Code of Naming
d) International Code of Nominal Classification
Answer: a) International Code of Nomenclature
68.Acalypha indica is commonly known as:
a) Aloe Vera
b) Kuppaimeni
c) Tulsi
d) Neem
Answer: b) Kuppaimeni
69.To which family does Acalypha indica belong?
a) Solanaceae
b) Lamiaceae
c) Euphorbiaceae
d) Asteraceae
Answer: c) Euphorbiaceae
70.To which family does Aegle marmelos belong?
a) Lamiaceae
b) Rutaceae
c) Solanaceae
d) Myrtaceae
Answer: b) Rutaceae
71.Aegle marmelos is used to cure which of the following conditions?
a) Common cold
b) Chronic diarrhoea and dysentery
c) High blood pressure
d) Insomnia
Answer: b) Chronic diarrhoea and dysentery
72.To which family does Solanum trilobatum belong?
a) Rutaceae
b) Lamiaceae
c) Solanaceae
d) Euphorbiaceae
Answer: c) Solanaceae
73.Aegle marmelos is commonly known as:
a) Aloe Vera
b) Neem
c) Vilvam
d) Tulsi
Answer: c) Vilvam
74.Phyllanthus amarus belongs to the family:
A. Fabaceae
B. Solanaceae
C. Euphorbiaceae
D. Lamiaceae
Answer:C. Euphorbiaceae
75. The common name for Phyllanthus amarus is:
A. Tulsi
B. Ashwagandha
C. Keezhanelli
D. Neem
Answer: C. Keezhanelli
76.One of the key benefits of Phyllanthus amarus is its ability to:
A. Lower blood pressure
B. Improve digestion
C. Treat insomnia
D. Strengthen the liver
Answer: D. Strengthen the liver
77.Aloe vera belongs to the family:
A. Fabaceae
B. Solanaceae
C. Liliaceae
D. Lamiaceae
Answer:C. Liliaceae
78.The common name for Aloe vera is:
A. Tulsi
B. Ashwagandha
C. Sothu Katrazhai
D. Neem
Answer: C. Sothu Katrazhai
79. Aloe vera is traditionally used to treat:
A. Piles and skin inflammations
B. Malaria
C. Tuberculosis
D. Diabetes
Answer:A. Piles and skin inflammations
80.Another medicinal use of Aloe vera is for the treatment of:
A. Jaundice
B. Peptic ulcer
C. Insomnia
D. High blood pressure
Answer: B. Peptic ulcer
81.Solanum trilobatum is the binomial name of Thoothuvalai. Here the word ‘Solanum’ refers to …………….
(a) Species
(b) Genus
(c) Class
(d) Orders
Answer:
(b) Genus
82.…………….. is an example for colonial form of algae.
(a) Oscillatoria
(b) Nostoc
(c) Volvox
(d) Chlorella
Answer:
(c) Volvox
83.Floridean starch is a reserve food material of …………….
(a) Chloroplyceae
(b) Phaeophyceae
(c) Rhodophyceae
(d) Cyanophyceae
Answer:
(c) Rhodophyceae
84.The edible mushroom is …………….
(a) Polyporus
(b) Agaricus
(c) Pennicillium
(d) Aspergillus
Answer:
(b) Agaricm
85.Soil erosion is prevented by …………….. plants.
(a) Algae
(b) Fungi
(c) Bryophytes
(d) Pteridophytes
Answer:
(c) Bryophytes
86.The first vascular cryptogams in land plants are …………….
(a) Bryophytes
(b) Pteridophytes
(c) Gymnosperm
(d) Angiosperm
Answer:
(b) Pteridophytes
87.The well – developed sporophytic plant body is seen in ……………..
(a) Bryophytes
(b) Pteridophytes
(c) Gymnosperms
(d) Angiosperms
Answer:
(c) Gymnosperms
88.Binominal Nomenclature was first introduced in the year of ……………
(a) 1970
(b) 1975
(c) 1978
(d) 1623
Answer:
(d) 1623
89.Penicillin is an antibiotic, which is extracted from
(a) Algae
(b) Fungi
(c) Bryophytes
(d) Pteridophytes
Answer:
(b) Fungi
90.The word ‘Taxonomy’ is derived from:
a) Greek
b) Latin
c) French
d) German
Answer: a) Greek
91.Binomial Nomenclature was first introduced by:
a) Carl Linnaeus
b) Gaspard Bauhin
c) Bentham and Hooker
d) Charles Darwin
Answer: b) Gaspard Bauhin
92.The book “Genera Plantarum” was written by:
a) Carl Linnaeus
b) Gaspard Bauhin
c) Bentham and Hooker
d) Alexander von Humboldt
Answer: c) Bentham and Hooker
93.Monocotyledon seeds bear only:
a) One
b) Two
c) Three
d) Four
Answer: a) One
94.Brown algae belongs to the class:
a) Chlorophyceae
b) Phaeophyceae
c) Rhodophyceae
d) Cyanophyceae
Answer: b) Phaeophyceae
95.Agar Agar is obtained from:
a) Green algae
b) Red algae
c) Brown algae
d) Blue-green algae
Answer: b) Red algae
96.The reserve food material of fungi are:
a) Starch and oil
b) Glycogen and oil
c) Starch and proteins
d) Glycogen and proteins
Answer: b) Glycogen and oil
97.The first true land plant is:
a) Bryophyte
b) Pteridophyte
c) Gymnosperm
d) Angiosperm
Answer: b) Pteridophyte
98.Xylem and phloem are absent in:
a) Bryophyte
b) Pteridophyte
c) Gymnosperm
d) Angiosperm
Answer: a) Bryophyte
99.Reticulate venation is present in:
a) Monocotyledons
b) Dicots
c) Gymnosperms
d) Ferns
Answer: b) Dicots
