Botany MCQ AIIMS,JIPMER,Medical Entrance Exam,CBSE NEET-UG

NEET-UG Botany MCQ-5

Question No:1

(A) : Hiberation is a short term adaptation.

(R): Living organisms protect themselves from surrounding environment by mimicry.

(A) Both A and R are true and R is the correct explanation
(B) Both A and R are true but R is not the correct explanation of A
(C) A is true but R is false
(D) Both A and R are false

Question No:2

(A): Short term adaptations are useful to organisms for their survival during stress.

(R):Permaiiant changes that help the organism in adjustment are called shorterm adaptations.

(A) Both A and R are true and R is the correct explanation
(B) Both A and R are true but R is not the correct explanation of A
(C) A is true but R is false
(D) Both A and R are false

Question No:3

(A): Growth occurs due to anabolism

(R):Growth occurs when catabolic activity is high

(A) Both A and R are true and R is the correct explanation
(B) Both A and R are true but R is not the correct explanation of A
(C) A is true but R is false
(D) Both A and R are false

Question No:4

(A):Poikilotherms maintain a constant body temperature

(R): Body temperature changes with external surrounding medium in most of the endo therms.

(A) Both A and R are true and R is the correct explanation
(B) Both A and R are true but R is not the correct explanation of A
(C) A is true but R is false
(D) Both A and R are false

Question No:5

(A):One of the characteristic features of growth is increase in weight ;

(R): Growth results in the formation of new cells and tissues

(A) Both A and R are true and R is the correct explanation
(B) Both A and R are true but R is not the correct explanation of A
(C) A is true but R is false
(D) Both A and R are false

Question No:6

(A): Death is a compulsory and basic feature of all living organisms in their life cycle

(R): Death reduces overcrowding of the population.

(A) Both A and R are true and R is the correct explanation
(B) Both A and R are true but R is not the correct explanation of A
(C) A is true but R is false
(D) Both A and R are false

Question No:7

Which one of the following organisms is scientific, ally correctly named, correctly printed according to the International Rules of Nomenclature and correctly described ?

(A) E.coli – Full name. Entamqeba coli, a commonly occurring bacterium in human intestine
(B) Musca domestica – The common house lizard, a reptile
(C) Plasmodium falcipanum – A protozoan pathogen causing the most serious type of malaria
(D) Felis tigris – The Indian tiger, well protected in Gir forests

Question No:8

Taxon, Family; is placed between

(A) Genus and species
(B) Order and class
(C) Class and genus
(D) Order and genus

Question No:9

The framework system of classification in which various taxonomic cateogires are arranged in order of logical sequence is called

(A) Systematics
(B) Classification
(C) Hierarchy
(D) Tax on

Question No:10

Scientific study of diversity of organisms and their evolutionary relationships is

(A) Morphology
(B) Anatomy
(C) Taxonomy
(D) Systematics

Question No:11

Select the wrong statements

I) Lower the tax on, more are the characteristics that the members within the tax on share.
II) Order is the assemblage of genera which exhibit a few similar characters .
III) Cat and dog are included in the same family-Felidae

IV) Binomial nomenclature was introduced by Carolus Linnaeus

(A) I, II and III
(B) II, III and IV
(C) I and IV
(D) II and III

Question No:12

‘Systema Naturae’ was written by

(A) Ernst Mayr
(B) Carolus Linnaeus
(C) R H Whittaker
(D) W M Stanley

Question No:13

Phylogenetic system of classification is based on

(A) Evolutionary relationship
(B) Morphological features
(C) Chemical constituents
(D) Floral characters

Question No:14

Which one of the taxonomic aids can give comprehensive account of complete complied information of any one genus or family at a particular time ?

(A) Taxonomic key
(B) Flora
(C) Herbarium
(D) Monograph

Question No:15

Systematic botany means

(A) System analysis
(B) Systematic arrangement of organs of plants
(C) Systematic arrangement of organs of plants
(D) Methodical study of plants, dealing with identification, naming and classification

Question No:16

Which of the following statements regarding universal rules of nomenclature is wrong?

(A) The first word in a biological name represents the genus
(B) The-first.-word denoting the genus and it starts with a capital letter
(C) Both the words in a biological name, when handwritten are separately underlined
(D) Biological names are generally in greek and written in italics

Question No:17

Binomical nomenclature of plants was given by

(A) Engler
(B) Linnaeus
(C) Prantl
(D) Bessey

Question No:18

Two plants can be conclusively said to belong to the same species if they

(A) can reproduce freely with each other and form seeds
(B) Have more than 90 percent similar genes
(C) Look similar and posses identical secondary metabolites
(D) Have same number of chromosomes

Question No:19

The biological definition of a species depends on

(A) The geographical distribution of two groups of organisms
(B) Reproductive isolation of two groups of organisms
(C) Anatomical and development differences between the two groups of organisms
(D) Difference in the adaption of two groups of organisms

Question No:20

Tax on is a/an

(A) Group of same species
(B) Any rank is taxonomic hierarchy
(C) Group of similar genera
(D) Sub-division of kingdom