Explore topic-wise MCQs in Biology.

This section includes 140 Mcqs, each offering curated multiple-choice questions to sharpen your Biology knowledge and support exam preparation. Choose a topic below to get started.

1.

Plant yielding medicine for checking eye is

A. Rauwolfia serpentina
B. Atropa beladona
C. Cinchona officinale
D. Ephedra gerardiana
Answer» C. Cinchona officinale
2.

From which part of plant yields opium?

A. Leaves
B. Fruit
C. Flower
D. Root
Answer» C. Flower
3.

Branch of botany connected with the study of food fiber and wood yielding plat is

A. Ethnobotany
B. Paleobotany
C. Economic botony
D. Ethology
Answer» D. Ethology
4.

The leaves used as wrappers for bides are obtained from which one of the following

A. Shikaki
B. Rudraksha
C. Tendu
D. Lemon grass
Answer» D. Lemon grass
5.

In a bisexual flower if androcium and gynoecium mature at different time the phenomenon is known as

A. Dichogamy
B. Herpogamy
C. Haterogamy monogamy
D. Trogamy
Answer» B. Herpogamy
6.

Morphin is obtained from

A. Papaver sominiferum
B. Iberis amara
C. Raphanus sative
D. Brassica otearacea
Answer» B. Iberis amara
7.

Chekori powder is obtain from which part of plant

A. Root
B. Seed
C. Leaf
D. Fruit
Answer» B. Seed
8.

Pulses are good source of

A. Protein
B. Carbodydrate
C. Fat
D. Cellulose
Answer» B. Carbodydrate
9.

Coffee is obtain from which part of plant?

A. Flower
B. Seed
C. Leaf
D. Fruit
Answer» C. Leaf
10.

Grain providing plant is related to the family

A. Malvacae
B. Graminae
C. Liliaceae
D. Cruciferi
Answer» C. Liliaceae
11.

Botanical name of mango is

A. Mussa sapiantum
B. Doccus corrota
C. Mangifra indica
D. None of these
Answer» D. None of these
12.

From which part of plant turmaric is obtain

A. Dry root
B. Dry seed
C. Dry rhizome
D. Dry fruit
Answer» D. Dry fruit
13.

Leguminous plant is related with

A. Composite
B. Solanaceae
C. Legumenace
D. Cruciferae
Answer» D. Cruciferae
14.

Cotton is related with the family

A. Cruciferi
B. Composite
C. Malvacae
D. Rannculacae
Answer» D. Rannculacae
15.

Botanical name of grass is

A. Oryza saliva
B. Triticum aestium
C. Cynodon dactylon
D. Saccharum officinarum
Answer» D. Saccharum officinarum
16.

Brinjal plant belong to family

A. Cruciferi
B. Solanaceae
C. Malvacae
D. Rannculacae
Answer» C. Malvacae
17.

Genric name of cotton plant is

A. Crotolaria
B. Raphanes
C. Nicotiana
D. Gossypium
Answer» E.
18.

Which one of following is good source of protein?

A. Gram
B. Pea
C. Soyabean
D. Pegion pea
Answer» D. Pegion pea
19.

Botanical name of ground-nut is

A. Glycine max
B. Pisum salivum
C. Arachia hypogea
D. Indigofera tinctoria
Answer» D. Indigofera tinctoria
20.

Botanical name of wheat plan is

A. Zea maiz
B. Oryza sativa
C. Tificum aestivum
D. Hordium bulgaer
Answer» D. Hordium bulgaer
21.

Belladona medicine is obtained by which part of Atropa belladona

A. From leal
B. From root
C. From stem
D. From all part of plant
Answer» B. From root
22.

Botanical name of Soyabean is

A. Lathyrus odratus
B. Glycine max
C. Pisum sativum
D. Breassica nigra
Answer» C. Pisum sativum
23.

Fiber of cotton is obtain from

A. Stem
B. Seed
C. Fruit
D. Root
Answer» D. Root
24.

Opium is obtained from poppy in the form of

A. Gum
B. Resin
C. Latex
D. Tannin
Answer» D. Tannin
25.

Pyrethrine used in mosquito coil is obtained from

A. Fungi
B. Monocetyledonous plant
C. From an insect
D. From bacteria
Answer» C. From an insect
26.

Nitrogen fixing bacteria found in the root nodules of leguminous plant is

A. Saprophytic
B. Parasitic
C. Symbiotic
D. Autotrophic
Answer» D. Autotrophic
27.

Major 'Basmati Rice'is produce in state

A. Kerala
B. Andhra Pradesh
C. Karnataka
D. Uttar Pradesh
Answer» C. Karnataka
28.

Azola anabana is used as fertilizer in growing the crop

A. Wheat
B. Rice
C. Mustard
D. Cotton
Answer» C. Mustard
29.

Good source of vitamin 'C' is

A. Lemon
B. Orange
C. Aabla
D. Chilli
Answer» D. Chilli
30.

Clove is a

A. Fruit
B. Dry flower bud
C. Vegetative bud
D. Seed
Answer» C. Vegetative bud
31.

Quinine is obtained from

A. Pappaver
B. Canabies
C. Cinchona
D. Aconitum
Answer» D. Aconitum
32.

Which part of cauli flower is edible?

A. Leaf
B. Infloresence
C. Root
D. Bud
Answer» C. Root
33.

Chilgoza is got from

A. Pinus
B. Cycus
C. Brasssica
D. None of these
Answer» B. Cycus
34.

A medicine for bronchitis is got from

A. Rauwalfia serpentina
B. Curcuma longa
C. Adhatoda Vasica
D. Hemidesmus indicus
Answer» D. Hemidesmus indicus
35.

Wood used in making cricking cricket bats is got from

A. Tectona grandis
B. Salix alba / S purpurea
C. Morus alba / m. nigra
D. Cedrus deodara
Answer» C. Morus alba / m. nigra
36.

Bamboo is calssified as

A. Tree
B. Grass
C. Shrub
D. Herb
Answer» C. Shrub
37.

Litmus is obrained from

A. Bacteria
B. Fungi
C. Algae
D. Lichen
Answer» E.
38.

Basic unit of classification is

A. Species
B. Order
C. Family
D. Group
Answer» B. Order
39.

The stimulant present in Tea is

A. Tannin
B. Nicotine
C. Coffeine
D. Codeine
Answer» D. Codeine
40.

Turpentine is got from

A. Angiosperm wood
B. Angiosperm fruit
C. Gymnosperm wood
D. Pine cones
Answer» D. Pine cones
41.

IR-20 is a high yielding variety of

A. Cotton
B. Rice
C. Wheat
D. Sugarcane
Answer» C. Wheat
42.

India produces the maximum amount of

A. Potato
B. Sweet potato
C. Tea
D. Corn
Answer» D. Corn
43.

Major foreign exchange earner for India is

A. Tea
B. Coffee
C. Rice
D. Wheat
Answer» B. Coffee
44.

A 'flower bud' which is uses as a spice is obtained from

A. Cinnamon
B. Cardamon
C. Clove
D. Coriander
Answer» D. Coriander
45.

Potato is related with family

A. crucciferi
B. Solanacea
C. Graminee
D. Composite
Answer» C. Graminee
46.

Nepanagar is known for

A. Forest
B. Newspaper manufacture
C. Mines
D. Sport goods
Answer» C. Mines
47.

Keser is obtain from

A. Stamen of hibuscuss
B. Root of indigofera
C. Style and stigma of croccus
D. Petal of mussa
Answer» D. Petal of mussa
48.

Hing got fro Ferula as ajoetida is

A. Resinous exudate of root
B. Fruit
C. Inflorescence
D. Leaves
Answer» B. Fruit
49.

An important product obtained from styles and stigma is

A. Saffron
B. Asafoetida
C. Fennel
D. Turmeric
Answer» B. Asafoetida
50.

Rubber is commonly got from

A. Catilla elastica
B. Michelia champaca
C. Ficus elastica
D. Hevea brasiliensis
Answer» E.