Plant Ecology Mock Test-2 -

Plant Ecology Mock Test-2

NEET Biology Plant Ecology Mock-Test-2

The study of organisms in relation to their environment is the definition of

(A) Morphology
(B) Ecology
(C) Embryology
(D) Biome

The term “ecology” was first used by

(A) Reiter
(B) Warming
(C) Tansley
(D) Odum

Who of the following defined ecology as the study of structure and function of nature?

(A) Reiter
(B) E.P.Odum
(C) Haeckel
(D) Warming

Organisms of same species living in an area are called

(A) Population
(B) Community
(C) Fauna
(D) Flora

Classification of plants into hydrophytes, mesophytes and xerophytes was suggested by

(A) Odum
(B) Warming
(C) Weaver
(D) Misra

The basis of classification of plant communities into hydrophytes, mesophytes and xerophytes is

(A) Tolerence to light
(B) Availability of 7water
(C) Tolerence to temparature
(D) Tolerence to frost and rain

Suspended hydrophyte leading insectivorus life is

(A) Ceratophyllum
(B) Utricularia
(C) Dionaea
(D) Nepenthes

Plant floating on water and useful as biofertiliser in rice fields is

(A) Azolla
(B) Lemna
(C) Wolffia
(D) Salvinia

The chief anatomical feature of all hydrophytes is

(A) Absence of stomata
(B) Sunken stomata
(C) Well developed aerenchyma
(D) Well developed xylem

Submerged hydrophytes have

(A) Stomata on both surface
(B) Stomata on leaf surface
(C) No stomata
(D) Stomata on lower surface

The stem of submerged water plants is soft and weak because

(A) They are absolutely devoid of xylem
(B) They totally lack phloem
(C) They do not have stomata
(D) The supporting tissue and xylem are poorly developed

Which is not a hydrophytic character?

(A) Abundant air spaces and air chambers
(B) Presence of more xylem and sclerenchyma
(C) Stomata absent or only on upper side of the leaf
(D) Poor development of fruit

The hydrophyte that have contact with water only

(A) Nymphaea
(B) Ceratophyllum
(C) Vallisneria
(D) Typha

Epidermis is useful for both absorption and assimilation in

(A) Mesophytes
(B) Mangroves
(C) Xerophytes
(D) Hydrophytes

Find the pair of hydrophytes that are neither in contact with soil nor air

(A) Vallisneria, Hydrilla
(B) Hydrilla, Utricularia
(C) Salvinia, Azolla
(D) Limnophila, Ceratophyllum

Abundant aerenchyma and xylem cavity in the stele are the features found in

(A) Stem of Hydrilla
(B) Roots of Cicer
(C) Stem of Opuntia
(D) Roots of Asparagus

Select the parr of plants that show contact with soil and water, but not with air

(A) Potamogeton, Vallisneria
(B) Hydrilla, Ceratophyllum
(C) Wolffia,Sagittaria
(D) Cyperus,Typha

Submerged plant among of the following

(A) Hydrilla
(B) Pistia
(C) Lotus
(D) Water lily

Typha is an example of

(A) Free floating plant
(B) Submerged plant
(C) Floating and attached
(D) Emergent plant