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NEET Biology Model Test-9

NEET Biology Model Test-9

Question No:1
In malaria, the rupture of RBCs is associated with release of a toxic substance, haemozoin, which is responsible for the chill and high fever recurring every ______ days.

[A] 1-2
[B] 4-5
[C] 3-4
[D] 5-6

Question No:2
How many stamens are present in a flower of Indigofera?

[A] 5
[B] 10
[C] 9
[D] 4

Question No:3
Every 100 ml of blood can deliver around how many ml of oxygen to tissue under normal physiological condition?

[A] 4
[B] 5
[C] 14
[D] 20

Question No:4
Head of Cockroach is formed by fusion of how many segments?

[A] 2
[B] 6
[C] 4
[D] 8

Question No:5
The wall of eye ball is made up of how many layers?

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

Question No:6
Many fungi belong to the following genera causes ringworm

[A] Microsporum
[B] Trichophyton
[C] Epidermophyton
[D] All

Question No:7
Injury to adrenal medulla is likely to affect the secretion of which one of the following?

[A] Aldosterone
[B] Both androstenedione and dehydroepiandrosterone
[C] Adrenalin
[D] Cortisol

Question No:8
The permissible use of the technique amniocentesis is for

[A] detecting sex of the unborn foetus
[B] artificial insemination
[C] transfer, of embryo into the uterus of a surrogate mother
[D] detecting any genetic abnormality

Question No:9
Which one of the following kinds of animals are triploblastic acoelomate?

[A] Taenia
[B] torpedo
[C] tuskchell
[D] trygon

Question No:10
Identify the true statements —
I. Abstinence from drugs of dependence causes withdrawal symptoms but not craving.
II. Chikungunya is confirmed by Widal test.
III. Rheumatoid arthritis which affects many people in our society is an auto-immune disease.
IV AIDS was first reported in 1981 and is caused by a member of a group of viruses called restroviruses
V. Benign tumors are normally considered with metastasis. VI. Most powerful stimulant is cocaine,

[A] I, II,V
[B] I, III, IV, VI
[C] III, V, VI

Question No:11
The reaction, Amino acid + ATP —> Aminoacyl AMP + P-P depicts

[A] Amino acid assimilation
[B] Amino acid transformation
[C] Amino acid activation
[D] Amino acid translocation

Question No:12
Which of the following get accumulated in the vacuoles of guard cells during stomatal opening?

[A] Water, calcium and magnesium
[B] Starch, potassium and chloride ions
[C] Malate, sodium and potassium ions
[D] Malate, potassium and chloride ions

Question No:13
What is meant by the term ‘Darwin fitness’?

[A] The ability to survive and reproduce
[B] High aggressiveness
[C] Healthy appearance
[D] Physical strength

Question No:14
Which of the following organs in earthworm neutralizes humic acid present in humus?

[A] Typhlosole
[B] Calciferous glands
[C] Intestinal caecum
[D] Gizzard

Question No:15
Which of the following is example of ex-situ conservation?

[A] Botanical garden
[B] Sacred groves
[C] Wild life safari park
[D] Both (a) and (c)

Question No:16
‘ Systema Naturae’ was written by

[A] Hutchinson
[B] Lamarck
[C] Linnaeus
[D] Bentham and Hooker

Question No:17
Which of the following is obtained from genetic engineering?

[A] Haemoglobin
[B] Glucose
[C] Golden rice
[D] None of these

Question No:18
Which is not correct according to Chargaff s rule?

[A] A + T = C + G
[B] A + G = C+T
[C] \(frac{A+G}{C+T}\)=1
[D] d) None of these

Question No:19
Which one of the following is not a bio-fertilizer?

[A] Bacillus thuringiensis
[B] Azotobacter
[C] Azolla
[D] Clostridium

Question No:20
Part edible in cutard Apple is

[A] Mesocarp
[B] Pericarp
[C] Placental hairs
[D] Fleshy thalamus

Question No:21
In an annual ring, the light coloured part is known as:

[A] Early wood
[B] Late wood
[C] Heartwood
[D] Sapwood

Question No:22
Cuticle is absent in:

[A] Mesophytes
[B] Young roots
[C] Mature stems
[D] Leaves

Question No:23
The cutaneous plexus and the papillary plexus consist of:

[A] A network of nerves to provide dermal sensation
[B] A network of arteries to provide derma supply
[C] Specialized cells for cutaneous sensations
[D] Gland cells that release cutaneous secretions

Question No:24
The “lock and key” model of enzyme action illustrates that a particular enzyme molecule:

[A] May be destroyed and resynthesised several times
[B] Interacts with a specific type of substrate molecule
[C] Reacts at identical rates under all conditions
[D] Forms a permanent enzyme-substrate complex

Question No:25
Nodule formation in leguminous plant believed to be occur due to
(i) Cytokinin produced by invading bacteria
(ii) Auxin produced by plant cell.
(iii) Auxin produced by invading bacteria
(iv) Cytokinin produced by plant cell.

[A] (i) and (ii) only
[B] (i) and (iii) only
[C] (iii) and (iv) only
[D] (ii) and (iv) only

Question No:26
Adaptive radiation is for:

[A] Dissimilar character for adoption from common ancestor
[B] Similar characters for adoption from common ancestor
[C] Dissimilar character for adoption from different ancestor
[D] Similar characters for adoption from different ancestor

Question No:27
Linkage group in E. coli is/are:

[A] 4
[B] 2
[C] 1
[D] 5

Question No:28
Double fertilization involves:

[A] Syngamy + triple fusion
[B] Double fertilization
[C] Development of antipodal cells
[D] None of the above

Question No:29
Blood clotting vitamin is:

[A] Vitamin-K
[B] b) Vitamin-A
[C] Vitamin-B12
[D] d) Vitamin-B6

Question No:30
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:31
It has been calculated that a 250 kg of cow produces 200 gm of proteins per day. In the same period, 250 gm of a micro-organism like Methylophilus methylotropus, because of its high rate of biomass production and growth, can be expected to produce ______ tonnes of protein,

[A] 10
[B] 20
[C] 25
[D] 35

Question No:32
Mitochondria is sausage shaped or cylindrical having a diameter of ____.

[A] 0.2-1.0 µm
[B] 1.0-2.0µm
[C] 0.01-0.1 µm
[D] 0.001-.01 µm

Question No:33
The number of chromosomes in meiocyte of rice

[A] 1
[B] 24
[C] 16
[D] 32

Question No:34
How many eggs are present in each Oothecae of Cockroach?

[A] 14-16
[B] 12-14
[C] 10-12
[D] 8-10

Question No:35
Find out the total number of secondary messenger from the following? ATP,AMP,IP3,Ca2+

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

Question No:36
Which one of the following is not a micronutrient?

[A] Molybdenum
[B] Calcium
[C] Zinc
[D] Boron

Question No:37
High uric acid be the cause of

[A] tetany
[B] anaemia
[C] angina pectoris
[D] gout

Question No:38
During mitosis ER and nucleolus begin to disappear at

[A] late prophase
[B] early metaphase
[C] late metaphase
[D] early prophase

Question No:39
Select incorrect matching?

[A] Perromyzon – 6-15 pairs of gill slits
[B] Labeo – 4 pair of gill slits
[C] Spiracles in cockroach-10 pairs
[D] Gizzard of cockroach-8 chitinous teeth

Question No:40
Wind pollinated flowers are

[A] small, brightly coloured, producing large number of pollen grains
[B] small, producing large number of dry pollen grains
[C] large, producing abundant nectar and pollen
[D] small, producing nectar and dry pollen

Question No:41
The problem of blindness in poor countries can be taken care of by using the following

[A] golden rice
[B] transgenic tomato
[C] transgenic maize
[D] Bt brinjal

Question No:42
Which of the following is the most accepted theory for movement of water through plants?

[A] Cohesion-tension-transpiration pull theory
[B] Capillarity
[C] Passive transport
[D] Root pressure

Question No:43
Absence of one sex chromosome causes

[A] Turner’s syndrome
[B] Klinefelter’s syndrome
[C] Down’s syndrome
[D] Tay-Sach’s syndrome

Question No:44
Fertilized eggs of P Americana are encased in

[A] Oothecae
[B] cocoon
[C] genital chamber
[D] phallomere

Question No:45
How many species of birds are there in Greenland?

[A] 1400
[B] 105
[C] 1300
[D] 56