The Chennai School Of banking

GENERAL SCIENCE Botany - 02

Question No : 1

Yeast is a _____.
(1) Bacteria
(2) Fungi
(3) Algae
(4) Bryophyte

Question No : 2

Lichen is an association between which of the two?
(1) Algae and fungus
(2) Algae and tree
(3) Fungus and tree
(4) Bacteria and legume plant

Question No : 3

Science dealing with study of soil is called
(1) Pedology
(2) Pedagogy
(3) Ecology
(4) Pomology

Question No : 4

What is a Papper plant?
(1) Bush
(2) Shrub
(3) Vine
(4) Tree

Question No : 5

Symbiotic Bacteria responsible for the fixation of atmospheric nitrogen are present in -
(1) Peas
(2) Wheat
(3) Corn
(4) Oats

Question No : 6

Charles Darwin, the famous evolutionist, proposed his theory in which one of his books?
(1) The Families of flowering plant
(2) The Origin of species
(3) The Life on earth
(4) The Story of the living world

Question No : 7

Which of these protein suppliments is used as ATP or energy binder?
(1) Creatine
(2) Steroid
(3) Glucose
(4) None of these

Question No : 8

‘Green Banking’ means:
(1) Banks financing agriculture
(2) Banks financing irrigation projects
(3) Banks financing farmers
(4) Banks financing pro-environmental projects

Question No : 9

A genetically engineered form of brinjal known as the BT-brinjal has been developed. The objective of this is -
(1) to make it pest resistant
(2) to improve its taste and nutritive value
(3) to make it drought resistant
(4) to make its shelf life longer

Question No : 10

Which is used as an Air pollution indicator?
(1) Algae
(2) Fungi
(3) Bacteria
(4) Lichens

Question No : 11

Which one of the following events in a botanical garden is never directly influenced by light?
(1) Flowering
(2) Photosynthesis
(3) Transpiration
(4) Fertilization

Question No : 12

The study of mountains is known as -
(1) Oncology
(2) Lithology
(3) Orology
(4) Ornithology

Question No : 13

Transpiration increases in:
(1) Hot, dry and windy condition
(2) Hot, damp and windy condition
(3) Cool, Damp and windy condition
(4) Cool, dry and still condition

Question No : 14

‘Red Data Book’ provides an account of
(1) Endangered plants only
(2) Fossil plants
(3) Endangered plants and animals
(4) Extinct animals only

Question No : 15

Amino acids are required for the synthesis of:
(1) Alkaloids
(2) Lipids
(3) Proteins
(4) Carbohydrates

Question No : 16

Which one of the following is an autotroph?
(1) Butterfly
(2) Algae
(3) Grasshopper
(4) Mushroom

Question No : 17

What is the Kyoto Protocol?
(1) It is an agreement among countries to take steps for reducing acid rain
(2) it is an agreement among countries to take steps for planting trees to control pollution
(3) It is an agreement among countries to start using nuclear energy
(4) It is an agreement among countries to take steps for reducing green house gases emission

Question No : 18

Point out the incorrect pair:
(1) Green Revolution – Agricultural Development
(2) White Revolution – Dairy Development
(3) Blue Revolution – Development of Fisheries
(4) Operation Flood – Irrigation Development

Question No : 19

Photoperiodism affects -
(1) Flowering
(2) Vegetative growth
(3) Fruiting
(4) All of these

Question No : 20

Enzymes are -
(1) Proteins
(2) Minerals
(3) Oils
(4) Fatty acids

Question No : 21

Which among the following is the sweetest sugar?
(1) lacrosse
(2) fructose
(3) maltos
(4) glucose

Question No : 22

Which of the following fuels causes minimum environmental pollution?
(1) Kerosene
(2) Diesel
(3) Coal
(4) Hydrogen

Question No : 23

Wheat is a _____.
(1) Creeper
(2) Herb
(3) Shrub
(4) Tree

Question No : 24

In a majority of flowering plants, out of the four megaspores, what is the ratio of functional and degenerate megaspores?
(1) 2 : 2   
(2) 1 : 3
(3) 3 : 1
(4) 4 : 0

Question No : 25

Opposite the micropylar end is the _____, representing the basal part of the ovule.
(1) hilum
(2) funicle
(3) chalaza
(4) nucellus

Question No : 26

Which part of the plant gives us saffron?
(1) Roots
(2) Petals
(3) Stem
(4) Stigma

Question No : 27

Consider the following plant hormones:
I. Gibberellins-Seed germination
II. Auxins-Apical dominance
III. Cytokinins-Climacteric ripening of fruits
Which among the above is/are correctly paired with their respective functions in plant physiology?
(1) Only I
(2) Both I and II
(3) Both II and III
(4) I, II and III

Question No : 28

Which of the following is not a plant hormone?
(1) Gibberellic
(2) Auxins
(3) Cytokinins
(4) Thyroxine

Question No : 29

Plant tissues are of how many types?
(1) 3
(2) 2
(3) 5
(4) 6

Question No : 30

Photosynthesis takes place in the presence of chlorophyll and _____
(1) Water
(2) Nutrients
(3) Carbon-dioxide
(4) Sunlight

Question No : 31

Red rot is a disease caused to which of the following plant?
(1) Paddy
(2) Sugarcane
(3) Mustard
(4) Wheat

Question No : 32

innamon is obtained from which part of the palnt?
(1) Stem
(2) Bark
(3) Roots
(4) Fruits

Question No : 33

Which among the following does not have a cell wall?
(1) Euglena
(2) Paramecium
(3) Gonyaulax
(4) Mycoplasma

Question No : 34

Which component in tobacco makes it harmful for human consumption?
(1) Morphine
(2) Nicotine
(3) Heroin

(4) None of these

Question No : 35

What is the role of Pneumatophores?
(1) Protect plant from animals
(2) Get oxygen for respiration
(3) Supports plant in standing upright
(4) Helps plant for pollination

Question No : 36

What is plant cell wall mainly composed of?
(1) Lipids
(2) Vitamin
(3) Cellulose
(4) Protein

Question No : 37

Potato, tomato and brinjal are three different species but all belong to which genus?
(1) Solanum
(2) Panthera
(3) Felis
(4) Tigris

Question No : 38

In the names Mangifera indica(mango), Solanum tuberosume(potato) and Panthera leo(lion), what does the three names, indica, tuberosum and leo, represent?
(1) Binomial Nomenclature
(2) Taxonomic Hierarchy
(3) Identification
(4) Specific Epithet

Question No : 39

The first formed primary xylem elements are called _____.
(1) Metaxylem
(2) Protoxylem
(3) Xylem fibres
(4) Xylem parenchyma

Question No : 40

_____ are chlorophyll-bearing, simple, thalloid, autotrophic and largely aquatic (both fresh water and marine) organisms.
(1) Pteridophytes
(2) Bryophytes
(3) Algae
(4) Gymnosperms

Question No : 41

The later(second) formed primary xylem elements are called____
(1) Protoxylem
(2) Metaxylem
(3) Xylem parenchyma
(4) Xylem fibrs

Question No : 42

In stems, the protoxylem lies towards the centre and the metaxylem lies towards the periphery of the organ. This type of primary xylem is called _____.
(1) Xylem fibres
(2) Xylem parenchyma
(3) Exarch
(4) Endarch

Question No : 43

_____are made up of sclerenchymatous cells. These are generally absent in the primary phloem but are found in the secondary phloem
(1) Xylem fibres
(2) Xylem parenchyma
(3) Phloem parenchyma
(4) Phloem fibres

Question No : 44

In the names Mangifera indica(mango), Solanum tuberosum(potato) and Panthera leo(lion), the terms Mangifera, Solanum and Panthera represent the higher level of?
(1) Taxon
(2) Taxonomic Hierarchy
(3) Specific Epithet
(4) Binomial Nomenclature

Question No : 45

The meristem which occurs between mature tissues is known as _____ meristem.
(1) Intercalary
(2) Primary
(3) Lateral
(4) Apical

Question No : 46

Which of the following is one of the commercial products obtained from Gelidium and Gracilaria and are used to grow microbes and in preparations of ice-creams and jellies?
(1) Agar
(2) Chlorella
(3) Spirullina
(4) Gymnosperms

Question No : 47

In roots, the protoxylem lies towards periphery and metaxylem lies towards the centre. Such arrangement of primary xylem is called _____.
(1) Xylem fibres
(2) Xylem parenchyma
(3) Exarch
(4) Endarch

Question No : 48

Which of the following is not among the 3 main classes of Algae?
(1) Chlorophyceae          
(2) Rhodophyceae
(3) Phaeophyceae
(4) Gymnospherms

Question No : 49

Sycon (Scypha), Spongilla (Fresh water sponge) and Euspongia (Bath sponge) are examples of which Phylum?
(1) Coelenterata
(2) Plathyelminthes
(3) Ctenophora
(4) Porifera

Question No : 50

The male sex organ in a flower is the _____
(1) Zoospores
(2) Stamen
(3) Pistil
(4) Chlorophyceae