NEET Botany MCQ-23

Question No:1

Which one of the following is a slime mould?

(A) Physarum
(B) Thiobacillus
(C) Anabaena
(D) Rhizopus

Question No:2

Mycorrhiza is an example of

(A) symbiotic relationship
(B) ectoparasitism
(C) endoparas
(D) decomposers

Question No:3

Which of the following secretes toxins during storage conditions of crop plants?

(A) Aspergillus
(B) Penicillium
(C) Fusarium
(D) Colletotrichum

Question No:4

Yeast (Saccharomyces cerevisiae) is used in the industrial production of

(A) tetracycline
(B) ethanol
(C) butanol
(D) citric acid

Question No:5

Most of the lichens consist of

(A) green algae and ascomycetes
(B) brown algae and higher plant
(C) blue green algae and basidiomycetes
(D) red algae and ascomycetes.

Question No:6

The conidiophores of Penicillium are

(A) uninucleate and colourless
(B) multicellular and branched
(C) binucleate and pigmented
(D) binucleate and colourless

Question No:7

Which of the following structures helps in sexual reproduction in lichens?

(A) soredia
(B) isidia
(C) cyphella
(D) cephalodia

Question No:8

Which of the following is an edible fungi?

(A) Mucor
(B) Penicillium
(C) Agaricus
(D) Rhizopus

Question No:9

Red tide is caused by

(A) Noctiluca
(B) Gymnodinium
(C) Gonyaulax
(D) All of these

Question No:10

Litmus is obtained from

(A) fungi
(B) bryophyte
(C) lichen
(D) gymnosperm

Question No:11

Aspergillus niger produces

(A) acetic acid
(B) gluconic acid
(C) lactic acid
(D) citric acid & Gallic acid

Question No:12

Fungi differ from algae in being

(A) saprophytic
(B) autotrophic
(C) heterotrophic
(D) epiphytic

Question No:13

The symbiotic association of fungi and algae is called

(A) endomycorrhiza
(B) lichen
(C) mycorrhiza
(D) both (a) and (c)

Question No:14

Which of the following division of fungi includes club fungi?

(A) deuteromycota
(B) zygomycota
(C) basidiomycota
(D) ascomycota

Question No:15

Powdery mildew of wheat is caused by a species of

(A) Puainia
(B) Erysphe
(C) Ustilago
(D) Albugo

Question No:16

In most fungi, cell wall is chiefly made of

(A) cellulose
(B) chitin
(C) protein
(D) lipid

Question No:17

Heterocysts are present in

(A) Riccia
(B) Ulothrix
(C) Albugo
(D) Nostoc

Question No:18

In prokaryotes, chromatophores are

(A) Specialized granules responsible for coloration of cells
(B) Structures responsible for organizing the shape of the organism
(C) Inclusion bodies lying free inside the cells for carrying out various metabolic activities
(D) internal membrane systems that may become extensive and complex in photosynthetic bacteria

Question No:19

Viruses that infect bacterial multiplication and cause their lysis, are called

(A) lysozymes
(B) lipolytic
(C) lytic
(D) lysogenic

Question No:20

Peat moss is

(A) Funaria
(B) Sphagnum
(C) Marchantia
(D) Polytrichum