NEET Biology model Sample question paper tests,NCERT botany zoology

NEET Biology Model Test-2

NEET Biology Model Test-2

Question No:1
Opening of stomata is not affected by

[A] N2
[B] K+ions
[C] Starch
[D] None of these



Question No:2
Fungi differs from slime moulds by lacking of

[A] Flagellated spores
[B] Ascospores
[C] basidiospores
[D] zygospores



Question No:3
An evolutionary process, giving rise to new species adapting to new habitats and ways of life is called

[A] adaptive radiation
[B] adaptation
[C] convergent evolution
[D] microevolution



Question No:4
What is a keystone species?

[A] A species which adds up to only a small proportion of the total biomass of a community, yet has a huge impact on the community’s organization and survival.
[B] A common species that has plenty of biomass, yet has a fairly low impact on the community’s organization.
[C] A rare species that has minimal impact on the biomass and on other species in the community.
[D] A dominant species that constitutes a large proportion of the biomass and which affects many other species.



Question No:5
DNA can be formed by

[A] transaminase
[B] lyases
[C] RNA dependent DNA polymerase
[D] All of the above



Question No:6
Pineapple fruit develops from:

[A] Unilocular polycarpellary flower
[B] Multipistillate syncarpus flower
[C] Multilocular monocarpellary flower
[D] A cluster of compactly born flowers on an axis



Question No:7
A horizontal underground stem is a:

[A] Corm
[B] Phylloclade
[C] Rhizome
[D] Rhizoid



Question No:8
According to abiogenesis life originate from:

[A] Non-living
[B] Pre-existing life
[C] Chemicals
[D] Extra-terrestrial matter



Question No:9
Skeletal muscles are controlled by:

[A] Sympathetic nerves
[B] Parasympathetic nerves
[C] Somatic nerves
[D] Autonomic nerves



Question No:10
Signaling between cells usually results hi the activation of protein:

[A] Lipases
[B] Kinases
[C] Proteases
[D] Nucleases



Question No:11
Which part of brain control intellectual ability?

[A] Frontal lobe
[B] Parietal lobe
[C] Temporal lobe
[D] Occipital lobe



Question No:12
Coacervates are:

[A] Protobionts having polysaccharide + protein + H2O
[B] Protein aggregate
[C] Protein and lipid aggregates
[D] None of the above



Question No:13
Movement of H2O through cell wall is:

[A] Apoplast
[B] Symplast
[C] Tonoplast
[D] None of these



Question No:14
Estuaries are considered of nutrient and trap:

[A] River
[B] Pond
[C] Lake
[D] Ocean



Question No:15
Amphivasal vascular bundles are found in

[A] Fern
[B] Cucurbita
[C] Dracaena
[D] Luffa cylindrica



Question No:16
During a period of 1960 to 2000, wheat production increased from 11 million tonnes to 75 million tonnes, while rice production went up from 35 million tones to ______ million tones,

[A] 79.5
[B] 89.5
[C] 99.5
[D] 69.5



Question No:17
In the human beings, the membrane of the erythrocyte has approximately _____ percent protein,

[A] 42
[B] 52
[C] 62
[D] 40



Question No:18
In plant cells, the vacuole can occupy up to _______ % of the volume of the cell,

[A] 20
[B] 60
[C] 90
[D] 100



Question No:19
In which year, Whittaker proposed a five kingdom classification?

[A] 1935
[B] 1969
[C] 1839
[D] 1972



Question No:20
Saturation point of CO2 for C4-plant is (in (i/L)

[A] 360
[B] 450
[C] 120
[D] 200



Question No:21
Which of the following plants can express Bt genes: Cotton, corn, rice, tomato, potato, soyabean, brinjal. Find total numbers from the following

[A] 3
[B] 4
[C] 5
[D] 7



Question No:22
Which one of the following has its own DNA?

[A] Chloroplast
[B] Dictyosome
[C] Lysosome
[D] Peroxisome



Question No:23
Ovary is inferior in the flowers of

[A] peach
[B] plum
[C] mustard
[D] guava



Question No:24
The common nitrogen-fixer in paddy fields is

[A] Rhizobium
[B] Azospirillum
[C] Oscillatoria
[D] Frankia



Question No:25
C4-plants are more efficient in photosynthesis than C3-plants due to

[A] higher leaf area
[B] presence of larger number of chloroplasts in the leaf cells
[C] presence of thin cuticle
[D] lower rate of photorespiration



Question No:26
Presence of bundle sheath is a characteristics of

[A] Xerophytic plants
[B] Members of grass family
[C] C4 plants
[D] C3 plants



Question No:27
Analogous structures are

[A] anatomically different but performing similar functions
[B] anatomically similar but performing different functions
[C] anatomically similar and functioning similarly
[D] anatomically different and functioning differently



Question No:28
Aggregates of lymphoid tissue present in the distal portion of the small intestine are known as

[A] villi
[B] Peyer’s patches
[C] rugae
[D] choroid plexus



Question No:29
Total number of all species of organisms in a given region is known as the region’s

[A] biota
[B] flora
[C] fauna
[D] diversity



Question No:30
The age of pyramid with broad base indicates

[A] high percentage of young individuals
[B] low percentage of young individuals
[C] high percentage of old individuals
[D] low percentage of old individuals



Question No:31
The IV cranial nerve is

[A] oculomotor
[B] trochlear
[C] olfactory
[D] facial



Question No:32
Fungi are classified on the basis of

[A] Sexual reproduction
[B] Asexual reproduction
[C] Vegetative reproduction
[D] None of the above



Question No:33
The chromosomal arrangement results in

[A] euploidy
[B] aneuploidy
[C] duplication
[D] polyploidy



Question No:34
Which one of the following plant functions as symbiotic nitrogen fixing plant?

[A] Azolla
[B] Cycas
[C] Moss
[D] Marchantia



Question No:35
A cell active in protein synthesis will rich in

[A] ribosomes
[B] Golgi bodies
[C] mitochondria
[D] lysosomes



Question No:36
A sewage treatment process in which a part of decomposer bacteria present in the waste is recycled into the starting of the process is called:

[A] Cyclic treatment
[B] Activated sludge treatment
[C] Primary treatment
[D] Tertiary treatment



Question No:37
If global warming continues, the organism which may face more severe threat is:

[A] Cow
[B] Banana
[C] Snow leopard
[D] Dolphin



Question No:38
External fertilization occurs in majority of:

[A] Algae
[B] Fungi
[C] Liverworts
[D] Mosses



Question No:39
Niche is defined as the:

[A] Position of species in a community in relation to other species
[B] Place where organism lives
[C] Place where organism lives and performs its duty
[D] Place where population perform their duties



Question No:40
Estrogen and testosterone are steroid hormones, and are most likely bind to:

[A] Membrane ions channels
[B] Enzyme-linked membrane receptors
[C] G-protein linked membrane receptors
[D] Cytoplasmic receptors



Question No:41
The correct sequence of meanings of brain from outside to inside is:

[A] Duramater —> arachnoid —> piamater
[B] Arachnoid —> duramater —> piamater
[C] Piamater —> duramater —> arachnoid
[D] Duramater —> piamater —> arachnoid



Question No:42
Bt toxin obtained from:

[A] Prokaryotes
[B] Eukaryotes
[C] Both (a) and (b)
[D] None of these



Question No:43
In which of the following animals Hb is found dissolved in plasma?

[A] Earthworm
[B] Cockroach
[C] Sepia
[D] Planaria



Question No:44
Green algae contains:

[A] Chlorophyll and (b)
[B] Starch
[C] Carotenoid
[D] All of the above



Question No:45
Certain endodermal cell which are present opposite to the xylem bundle remain thin walled, these cells are

[A] Bulliform cells
[B] Passage cells
[C] Companion cells
[D] Subsidiary cells