NEET Botany MCQ-32

Question No:1

Riccia belongs to liverworts because

(A) It cures liver diseases
(B) It produces liver diseases
(C) It is dorsiventral like liver
(D) It is filamentous

Question No:2

Which of the following is a ‘bog moss’/peat moss?

(A) Bryum
(B) Polytrichum
(C) Sphagnum
(D) Taxithelium

Question No:3

Sphagnum is also called Teat Moss’ because it

(A) Occurs in peat
(B) Grows in acidic marshes
(C) Decays to form peat
(D) Quickness fossilisation

Question No:4

Pollination in Cedrus/Pinus/Cycas is

(A) Hydrophilous
(B) Ornithophilous
(C) Zoophilous
(D) Anemophilous

Question No:5

In Cycas, stamens are represented by

(A) Microsporangial sori
(B) Microsporangia
(C) Microsporophylls
(D) Male cones

Question No:6

Xylem in Gymnosperms lacks

(A) Tracheids
(B) Xylem parenchyma
(C) Xylem fibres
(D) Vessels

Question No:7

What is characteristic of gymnosperms

(A) Triploid endosperm
(B) Absence of annual habit
(C) Occurence of minute flowers
(D) Absence of strobili

Question No:8

Resin is a product of

(A) A fern
(B) A conifer
(C) A cycad
(D) A monocot

Question No:9

The ovules of Pinus are present on

(A) Upper surface of ovuliferous scale
(B) Lower surface of ovuliferous scale
(C) Bract scale
(D) Ovuliferous as well as bract scales

Question No:10

If the haploid number of chromosomes in a Gymnosperm is 6, their number in endosperm cell would be

(A) 12
(B) 24
(C) 6
(D) 36

Question No:11

Transfusion tissue, a modified vascular tissue is found in leaves of

(A) Dryopteris and Selaginella
(B) Pinus and Cycas
(C) Porella and Funaria
(D) Dalbergia and Mangifera

Question No:12

In addition to chlorophyll a. brown algae possess

(A) Chlorophyll b
(B) Chlorophyll c
(C) Chlorophyll d
(D) Chlorophyll e

Question No:13

Sea Weeds include

(A) Chlorophyceae and Charophyceae
(B) Bacillariophyceae and Phaeophyceae
(C) Phaeophyceae and Rhodophyceae
(D) Chlorophyceae and Phaeophyceae

Question No:14

Red algae differs from green and brown algae in

(A) Absence of chlorophyll a
(B) Undifferentiated cells
(C) Not having any flagellate stage
(D) All the above

Question No:15

In bryophytes, embryo/sporophyte develops inside

(A) Antheridium
(B) Sporangium
(C) Archegonium
(D) Male branch

Question No:16

In angiosperms, the endosperm is

(A) Persistent female gametophyte
(B) Formed after fertilization
(C) Formed before fertilization
(D) Short lived

Question No:17

Calyptra around the sporophyte of a bryophyte is derived from

(A) Columella
(B) Antheridium
(C) Archegonium
(D) Capsule

Question No:18

Rolling alga is

(A) Volvox
(B) Chlamydomonas
(C) Chlorella
(D) Spirogyra

Question No:19

Alga that is useful for prolonged space flight for liberation of oxygen, consumption of CO2, disposal of wastes and formation of food is

(A) Ulva
(B) Caulerpa
(C) Chlorella
(D) Chlamydomonas

Question No:20

Carpogonium is

(A) Female gametophyte
(B) Female sex organ
(C) Fructification formed over female sex organ
(D) All the above