Biology Test Paper Final Neet (UG) 2023

List 1

List II

A. Oxidative decarboxylation

i. Citrate synthase

B. Glycolysis

II. Pyruvate dehydrogenase

C. Oxidative phosphorylation

III. Electron transport sytem

D. Tricarboxylic acid cycle

IV. EMP pathway

Assertion A and other is labled as Reason R 

Assertion A : In gymnosperms the pollen grains are released from the microsporangium and carried by air currents.

Reason R: Air currents carry the pollen grains to the mouth of the archegonia where the male gametes are discharged and pollen tube is not formed.

In the light of the above statements, choose the correct answer from the options given below:

List I

List II.

A. Mast cells

1. Ciliated epithelium

B. Inner surface of bronchiole

II. Areolar connective tissue

C. Blood

III. Cuboidal epithelium

D. Tubular parts of nephron

IV. specialised connective tissue

Statement 1: Gause's 'Competitive Exclusion Principle states that two closely related species competing for the same resources cannot co-exist indefinitely and competitively inferior one will be eliminated eventually.

Statement II In general, carnivores are more adversely affected by competition than herbivores.

In the light of the above statements, choose the correct answer from the options given below:

A. Maintenance of water and electrolyte balance

B. Regulation of basal metabolic rate

C. Normal rhythm of sleep-wake cycle

D. Development of immune system

E. Support the process of R.B.Cs formation

A. Tetrad formation is seen during Leptotene.

B. During Anaphase, the centromeres split and chromatids separate.

C. Terminalization takes place during Pachytene.

D. Nucleolus, Golgi complex and ER are reformed during Telophase.

E. Crossing over takes place between sister chromatids of homologous chromosome.

Choose the correct answer from the options given below:

One is labelled as Assertion A and the other is labelled as Reason R:

Assertion A ATP is used at two steps in glycolysis.

into glucose-6-phosphate and second ATP is used in conversion of fructose-6-phosphate into fructose-1-6-diphosphate.

In the light of the above statements, choose the correct answer from the options given below:

List I

List II

A. M Phase

i.Protien are synthesized

B. G, Phase

II. Inactive phase

C. Quiescent stage

iii. Interval between mitosis and initiation of DNA replication

D. G. Phase

IV. Equational division

One is labelled as Assertion A and the other is labelled as Reason R:

Assertion A: The first stage of gametophyte in the life cycle of moss is protonema stage.

Reason R Protonema develops directly from spores produced in capsule.

In the light of the above statements, choose the most appropriate answer from the options given below:

A. This disorder was first described by Langdon Down (1866).

B. Such an individual has overall masculine development. However, development is also expressed. the feminine

C. The affected individual is short statured.

D. Physical, psychomotor and mental development is retarded.

E. Such individuals are sterile.

GPP-R-NPP

GPP is Gross Primary Productivity

NPP is Net Primary Productivity

R here is

A. Basophils are most abundant cells of the total WBCS

B. Basophils secrete histamine, serotonin and heparin

C. Basophils are involved in inflammatory response

D. Basophils have kidney shaped nucleus

E. Basophils are agranulocytes

Statement 1: The forces generated by transpiration can lift a xylem-sized column of water over 130 meters height.

Statement II: Transpiration cools leaf surfaces sometimes 10 to 15 degrees, by evaporative cooling.

In the light of the above statements, choose the most appropriate answer from the options given below:

Statement I: Endarch and exarch are the terms often used for describing the position of secondary xylem in the plant body.

Statement II: Exarch condition is the most common feature of the root system.

In the light of the above statements, choose the correct answer from the options given below:

Assertion A Late wood has fewer xylary elements with narrow vessels.

Reason R: Cambium is less active in winters.

In the light of the above statements, choose the correct answer from the options given below:

List 1

List II

A. Iron

1. Synthesis of auxin

B. Zinc

II. Component of nitrate reductase

C. Boron

III. Activator of catalase

D. Molybdenum

IV. Cell elongation and differentiation

Statement I: Vas deferens receives a duct from seminal vesicle and opens into urethra as the ejaculatory duct.

Statement II: The cavity of the cervix is called cervical canal which along with vagina forms birth canal.

In the light of the above statements, choose the correct answer from the options given below:

Statement I: During G, phase of cell cycle, the cell is metabolically inactive.

Statement II: The centrosome undergoes duplication during S phase of interphase.

In the light of the above statements, choose the most appropriate answer from the options given below:

Statement 1: Ligaments are dense irregular tissue

Statement II: Cartilage is dense regular tissue.

In the light of the above statements, choose the correct answer from the options given below:

Assertion A: A flower is defined as modified. shoot where in the shoot apical meristem changes to floral meristem.

Reason R: Internode of the shoot gets condensed to produce different floral appendages laterally at successive nodes instead of leaves.

In the light of the above statements, choose the correct answer from the options given below:

List 1

List II

(Type of Joint)

(Found between)

A. Cartilaginous Joint

I. Between flat skull bones

B. Ball and Socket Joint

II. Between adjacent vertebrae in vertebral column

C. Fibrous Joint

III. Between carpal and metacarpal of thumb

D. Saddle Joint

IV. Between Humerus and Pectoral girdle

A. Presence of mid-dorsal, solid and double nerve cord.

B. Presence of closed circulatory system

C. Presence of paired pharyngeal gillslits.

D. Presence of dorsal heart

E. Triploblastic pseudocoelomate animals

A. Detrivores perform fragmentation.

B. The humus is further degraded by some microbes during mineralization.

C. Water soluble inorganic nutrients go down into the soil and get precipitated by a process called leaching.

D. The detritus food chain begins with living organisms.

E. Earthworms break down detritus into smaller particles by a process called catabolism.

Choose the correct answer from the option given below:

Assertion A: Amniocentesis for sex determination is one of the strategies of Reproductive and Child Health Care Programme.

Reason R Ban on amniocentesis checks increasing menace of female foeticide.

In the light of the above statements, choose the correct answer from the options given below:

A. Muscle bundles are held together by collagenous connective tissue layer called fascicle.

B. Sarcoplasmic reticulum of muscle fibre is a store house of calcium ions.

C. Striated appearance of skeletal muscle fibre is due to distribution pattern of actin and myosin proteins.

D. M line is considered as functional unit of contraction called sarcomere.

Statement 1: In prokaryotes, the positively charged DNA is held with some negatively charged proteins in a region called nucleoid.

Statement II In eukaryotes, the negatively charged DNA is wrapped around the positively charged histone octamer to form nucleosome.

In the light of the above statements, choose the correct answer from the options given below:

List I

List II

(A) CCK

(I) Kidney

(B) GIP

(II) Heart

(C) ANF

(III) Gastric gland

(D) ADH

(IV) Pancreas

List 1

List II

A. Gene a

1. B-galactosidase.

B. Gene 'y

II. Transacetylase

C. Gene

III. Permease

D. Gene 'z

IV. Repressor protein

A. Lenticels are the lens-shaped openings permitting the exchange of gases.

B. Bark formed early in the season is called hard bark.

C. Bark is a technical term that refers to all tissues exterior to vascular cambium.

D. Bark refers to periderm and secondary phloem.

E. Phellogen is single-layered in thickness.

Choose the correct answer from the options given below

List I

List II

(Interacting species)

(Name of Interaction)

A. A Leopard and a Lion in a forest/grassland

I. Competition

B. A Cuckoo laying egg in a Crow's nest

II. Brood parasitism

C. Fungi and root of a higher plant in Mycorrtizae

III. Mutualism

D. A cattle egret and a Cattle in a field

IV. Commensalism

List I

List II

A. Taenia

I. Nephridia

B. Paramoecium

II.Contractile vacuole

C. Periplaneta

III  Flame cells

D. Pheretima

IV. Urecose gland

Statement I: A protein is imagined as a line, the left end represented by first amino acid (C-terminal) and the right end represented by last amino acid (N-terminal).

Statement II: Adult human haemoglobin, consists of 4 subunits (two subunits of a type and two subunits ẞ type.)

In the light of the above statements, choose the correct answer from the options given below:

List I

List II

A. Fovea

i. Visible coloured portion of eye that regulates diameter of pupil.

B. Iris

II. External layer of eye formed of dense connective tissue.

C. Blind spot

III. Point of greatest visual acuity or resolution.

D. Sclera

IV. Point where optic nerve leaves the eyeball and photoreceptor cells are absent.

Statement 1 Electrostatic precipitator is most widely used in thermal power plant.

Statement II: Electrostatic precipitator in thermal power plant removes ionising radiations

In the light of the above statements, choose the most appropriate answer from the options given below:

List I

(Cells)

(Secretion)

A. Peptic cells

I Mucus

B. Goblet cells

II. Bile juice

C. Oxyntic cells

III. Proenzyme pepsinogen

D. Hepatic cells

IV. HCl and intrinsic factor for absorption of vitamin

B₁₂

Statement 1: RNA mutates at a faster rate.

Statement II: Viruses having RNA genome and shorter life span mutate and evolve faster.

In the light of the above statements, choose the correct answer from the options given below:

List I

List II

(Interaction)

(Species A and B)

A. Mutualism

1. +(A), O(B)

B. Commensalism

II. -(A), O(B)

C. Amensalism

III. +(A), (B)

D. Parasitism

IV. +(A), +(B)

A. Mitochondria

B. Endoplasmic Reticulum

C. Chloroplasts

D. Golgi complex

E. Peroxisomes

List I

List II

A. Heroin

1. Effect on cardiovascular system

B. Marijuana

II. Slow down body function

C. Cocaine

III.Painkiller

D. Morphine

IV. Interfere with transport of dopamine

List 1

List II

A. Vasectomy

I. Oral method

B. Coitus interruptus.

II. Barrier method

C. Cervical caps

III. Surgical method

D. Saheli

IV. Natural method

A. In non-primate mammals cyclical changes during reproduction are called oestrus cycle.

B. First menstrual cycle begins at puberty and is called menopause.

C. Lack of menstruation may be indicative of pregnancy.

D. Cyclic menstruation extends between menarche and menopause.

List I

List II

A. Ringworm

I. Haemophilus influenzae

B. Filariasis

II. Trichophyton

C. Malaria

III. Wuchereria bancrofti

D. Pneumonia

IV. Plasmodium vivax

List 1

List II

A. Logistic growth

1. Unlimited resource availability condition

B. Exponential growth

II. Limited resource availability condition

C. Expanding age pyramid

III. The percent individuals of pre-reproductive age is largest followed by reproductive and post reproductive age groups

D. Stable age pyramid

IV. The percent individuals of pre-reproductives and reproductive age group are same

List I

List II

A. Cohesion

I. More attraction in liquid phase

B. Adhesion

II. Mutual attraction among water molecules

C. Surface tension

III. Water loss in liquid phase

D. Guttation

IV. Attraction towards polar surfaces

A. An excessive loss of body fluid from the body switches off osmoreceptors.

B. ADH facilitates water reabsorption to prevent diuresis.

C. ANF causes vasodilation.

D. ADH causes increase in blood pressure.

E. ADH is responsible for decrease in GFR.

Statement I: Low temperature preserves the enzyme in a temporarily inactive state whereas high temperature destroys enzymatic activity because proteins are denatured by heat.

Statement II: When the inhibitor closely resembles the substrate in its molecular structure and inhibits the activity of the enzyme, it is known as competitive inhibitor.

In the light of the above statements, choose the correct answer from the options given below:

A. Phallic gland

B. Urecose gland

C. Nephrocytes

D. Fat body

E. Collaterial glands

Assertion A: Nephrons are of two types: Cortical & Juxta medullary, based on their relative position in cortex and medulla.

Reason R: Juxta medullary nephrons have short loop of Henle whereas, cortical nephrons have longer loop of Henle.

In the light of the above statements, choose the correct answer from the options given below: