NEET Biology sample model test,NCERT Class-11,class-12 MCQs,PDFs

NEET Biology Model Test-1

NEET Biology Model Test-1

Question No:1
How many pair of gill slits are present in class from which Hagfish belongs 3-15
[B] 4-15
[C] 5-15
[D] 6-15

Question No:2
ABO blood group is controlled by the gene I. The gene I has how many types of alleles?

[A] 1
[B] 2
[C] 3
[D] 4

Question No:3
How many molecules of NADH +H+ formed from one molecule of pyruvic acid inside mitochondria?

[A] 2
[B] 4
[C] 8
[D] 16

Question No:4
In which year Miller do his experiment for chemical evolution of life and Watson and Crick propose d double stranded model of DNA?

[A] 1926
[B] 1869
[C] 1953
[D] 1952

Question No:5
How many carbons are present in serine?

[A] 3
[B] 2
[C] 4
[D] 5

Question No:6
Which one of the following structures between two adjacent cells is an effective transport pathway?

[A] Plasmodesmata
[B] Plastoquinones
[C] Endoplasmic reticulum
[D] Plasmalemma

Question No:7
Keel is characteristic of the flowers of

[A] gulmohur
[B] cassia
[C] calotropis
[D] pea

Question No:8
The full form of GFC

[A] glucose fructose carrier
[B] Grazing food chain
[C] grafted food crop
[D] gross food capacity

Question No:9
What is false about WBCs in humans?

[A] Netrophils and monocytes are phagocytes
[B] Basophiles secrete histamine, serotonin, heparin
[C] Eosinophiles associated with allergic reaction
[D] Lymphocytes are of 4 major type

Question No:10
In India, the Air (prevention and control of pollution) Act came into force in

[A] 1981
[B] 1978
[C] 1918
[D] 1997

Question No:11
A population growing in a habitat with limited resources shows four phases of growth in the following sequence

[A] Acceleration-Deceleration-Lag phase-Asymptote
[B] Asymptote -Acceleration – Deceleration – Lag phase
[C] Lag phase-Acceleration-Deceleration-Asymptote
[D] Acceleration – Lag phase – Deceleration – Asymptote

Question No:12
Which of the following statements is wrong?

[A] Pollen grains remain viable for several months because their outer covering is made of sporopollenin.
[B] No enzyme can degrade sporopollenin.
[C] Pollen grains are well represented in fossil strata due to sporopollenin.
[D] Pollen wall has cavities containing proteins.

Question No:13
The rough endoplasmic reticulum (RER) in the cells are because of the presence of

[A] mitochondria associated with ER
[B] ribosomes on the surface of ER
[C] volutin granules on the surface of ER
[D] sulphur granules on the surface of ER

Question No:14
The Golgi apparatus

[A] is found only in animals
[B] is found in prokaryotes
[C] is a site of rapid ATP production
[D] modifies and packages proteins

Question No:15
To obtain a standard ECG, a patient is connected to the machine with three electrodes

[A] one to each wrist and to the left ankle
[B] one to each ankle and to the left wrist
[C] one to each wrist and to the left chest region
[D] one to each ankle and to the left chest region

Question No:16
Law of limiting factor of photosynthesis was proposed by

[A] von Mayer
[B] Arnon
[C] FF Blackmann
[D] Hill

Question No:17
Sphagnum belongs to

[A] Bryophyta
[B] Pteridophyta
[C] Gymnosperm
[D] Angiosperm

Question No:18
In human beings, 45 chromosomes/single X/XO abnormality causes

[A] Down’s syndrome
[B] Klinefelter’s syndrome
[C] Turner’s syndrome
[D] Edward’s syndrome

Question No:19
The pectoral fins get enlarged in

[A] Exocoetus
[B] Scoliodon
[C] Hippocampus
[D] Coccosteus

Question No:20
Wavelength of visible light/PAR is

[A] 200-400 nm
[B] 700-900 nm
[C] 400-700 nm
[D] 100-200 nm

Question No:21
Which one of the following are intracellular obligate parasites?

[A] Bacteria
[B] Viruses
[C] Slime moulds
[D] Blue-green algae

Question No:22
If a primary root continues to grow, the type of root system will be known as:

[A] Secondary
[B] Fibrous
[C] Tap
[D] Stilt

Question No:23
Enzymes that catalyse inter-conversion of optical, geometrical or positional isomers are:

[A] Ligases
[B] Lyases
[C] Hydrolases
[D] Isomerases

Question No:24
Sickle cell anaemia is:

[A] Autosomal dominant inheritance
[B] X-linked recessive inheritance
[C] Autosomal recessive inheritance
[D] X-linked dominant inheritance

Question No:25
The hormone that increases the blood calcium level and decreases its excretion by kidney is:

[A] Parathormone
[B] Calcitonin
[C] Thyroxine
[D] insulin

Question No:26
Which is not phagocytic?

[A] Monocyte
[B] Lymphocyte
[C] Mast-cell
[D] Neutrophil

Question No:27
Phylogenetic system was given by:

[A] Engler and Prantl
[B] Pliny
[C] John Ray
[D] R.H. Whittaker

Question No:28
Blindness prevented by use of which crop in poor country?

[A] Golden rice
[B] Wheat
[C] Gram
[D] Pea

Question No:29
Capacitation of sperm occurs in:

[A] Female genetical tract
[B] Vasdeferens
[C] Vaseflerens
[D] Vagina

Question No:30
Mother ‘B’ homozygous, father ‘A’ unknown possible blood group in progeny is:

[A] AB and B possible
[B] AB and A possible
[C] A + B possible
[D] O possible

Question No:31
How much % of angiosperm pollen grains sheds at 2-celled stage?

[A] >40
[B] >50
[C] >60
[D] >70

Question No:32
The recent record of ______ years old viable seed is of the date palm, Phoenix dactylifera discovered during archaeological excavation at King Herod’s palace near the dead sea.

[A] 1000
[B] 2000
[C] 3000
[D] 500

Question No:33
How many carbon atoms are present in Arachidonic acid excluding the carboxyl carbon?

[A] 19
[B] 20
[C] 18
[D] 17

Question No:34
In which year 1st transgenic cow, Rosie, is produced (protein content of milk is 4 gm/lt)?

[A] 1997
[B] 1995
[C] 1999
[D] 1993

Question No:35
Cell cycle of yeast is about

[A] 60min
[B] 90min
[C] 30min
[D] 20min

Question No:36
Multicellular loose tissue organisation found in

[A] Protista
[B] Fungi
[C] Archaea
[D] Monera

Question No:37
The kind of epithelium which forms the inner walls of alveoli is

[A] cuboidal epithelium
[B] columnar epithelium
[C] ciliated columnar epithelium
[D] squamous epithelium

Question No:38
Which of the following disease is related to circulatory system (find total no) Hypertension, CAD, angina, uremia, osteoporosis, tetany, gout

[A] 2
[B] 3
[C] 1
[D] 5

Question No:39
Which of the following are inclusion bodies

[A] Phosphate granules
[B] Glycogen granules
[C] Gasvacuoles
[D] all

Question No:40
Which of the following is not a function of gibberellins

[A] Delay senescence
[B] improve shape of apple
[C] increase length of grapes stalks
[D] speed down the malting process in brewing industry

Question No:41
Necrosis in crops is due to the deficiency of

[A] Ca, K, S and Mo
[B] N, K, S and Mo
[C] N, S, Fe and Zn
[D] Mg, S, Mn and Ca

Question No:42
In plant biotechnology, PEG is used in

[A] protoplast isolation
[B] cell culture preparation
[C] protoplast fusion
[D] hardening

Question No:43
Elaioplasts store

[A] starch
[B] proteins
[C] fats
[D] essential amino acids

Question No:44

[A] takes place in the mitochondria
[B] produces no ATP
[C] has no connection with electron transport chain
[D] reduces two molecules of NAD+ for every glucose molecule processed

Question No:45
The clavicle articulates with _____ of scapula.

[A] acromion process
[B] glenoid cavity
[C] acetabulum cavity
[D] ball and socket joint