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XI ZOOLOGY (Volume 2)

Total questions: 60

Worksheet time: 2hrs 0mins

Name
Class
Date
1.

The chief Nitrogenous waste product of frog tadpole is ______

a)

Ammonia

b)

Urea

c)

Guanine

d)

Uric acid

2.

The condition of accumulation of urea in the blood is termed as ______

a)

uremia

b)

Hematuria

c)

Glomerulonephritits

d)

Renal Caculli

3.

Which of the following is NOT the function of Renin _____

a)

Conversion of Angiotensin I to Angiotensin II

b)

Increase in blood pressure

c)

Cleaves angiotensin I from angiotensinogen

d)

Controls aldosterone production

4.

Excretory organ of Cock roach

a)

Malpighian body

b)

Malpighian corpuscle

c)

Malpighian tubule

d)

Stratum Malpighi

5.

Trimethyl amine oxide (TMO) the excretory product of _______

a)

Marine teleosts

b)

Freshwater teleosts

c)

Spiders

d)

Primates

6.

Choose the incorrect statement

a)

Animals excretes most of the nitrogen in the form of Ammonia

b)

Ammonia is produced during anabolism of Amino acids

c)

Ammonia requires large amount of water for its elimination

d)

Ammonia is more toxic & highly soluble in water

7.

Longest Loop of Henle is present in _______

a)

Freshwater fishes

b)

Amphibians

c)

Reptiles

d)

Kangaroo rat

8.

The endothelium of Glomerulus has many pores called as _____

a)

Fenestrae

b)

Podocytes

c)

Filtration silts

d)

Macula densa

9.

Peritubular capillaries are formed from _______

a)

Afferent arteriole

b)

Efferent arteriole

c)

Glomerulus

d)

Vasa recta

10.

_______ amino acid does not involved in ornithine cycle.

a)

Aspartate

b)

Ornithine

c)

Citrulline

d)

Arginine

11.

Which part of nephron that is impermeable to water ________

a)

Proximal convoluted tubule

b)

Distal convoluted tubule

c)

Ascending limb of Henle's loop

d)

Descending limb of Henle's loop

12.

Bright's disease is also known as

a)

Glomerulonephritis

b)

Cystitis

c)

Pyelonephritis

d)

Urethritis

13.

Which of the following is NOT a part of RAAS complex mechanisms?

a)

Renin

b)

Angiotensin

c)

Aldosterone

d)

Atrial natriuretic factor

14.

Diuresis is a condition in which

a)

Increased production of urine

b)

Decreased production of urine

c)

Excess sugar is excreted through urine

d)

The kidneys fail to excrete Urine

15.

The membrane which surrounds each muscle fiber is called _______

a)

Epimysium

b)

Perimysium

c)

Endomysium

d)

Sarcolemma

16.

ATPase enzyme needed for muscle contraction is located in ____

a)

Head of myosin

b)

Globular actin

c)

Tropomyosin

d)

Troponin

17.

In a maximally contracted muscle what changes happens

a)

Myosin heads attach to actin to form cross-bridges

b)

Thin filaments slide over the thick filaments as the heads pull the actin

c)

While the I band and H zone will disappear or shorten

d)

All of these

18.

A sarcomere consists of ________

a)

One ‘A’ band and two ‘I’ bands

b)

Two ‘A’ bands and two ‘I’ bands

c)

One ‘A’ band and one ‘I’ band

d)

One ‘A’ band and two half ‘I’ bands

19.

The stage of ornithine cycle where arginase enzyme is used

a)

Ornithine → Urea

b)

Arginine → Ornithine

c)

Ornithine → Citrulline

d)

Citrulline → Arginosuccinic acid

20.

During muscle contraction ____ energy is converted into ____ energy.

a)

Chemical ; Mechanical

b)

Mechanical ; Chemical

c)

Chemical ; Electrical

d)

Mechanical ; Biochemical

21.

Statement A : Red muscle fibres can also be called oxidative

Statement B: These muscles contain Plenty of mitochondria which can utilize the large amounts of oxygen stored in them.

a)

Both statement A & B are correct

b)

Both statement A & B are incorrect

c)

Statement A is correct but B is incorrect

d)

Statement A is incorrect but B is correct

22.

A nerve which conveys impulse from a tissue to nerve centre is called ____

a)

Dorsal root

b)

Efferent

c)

Motor neuron

d)

Anterior root

23.

Afferent nerve fibres carry impulses from

a)

Receptors to PNS

b)

CNS to effector organ

c)

Receptors to CNS

d)

Receptors to ANS

24.

During the propagation of the action potential results from the movement of ________

a)

K+ ions from axoplasm into ICF

b)

Na+ ions from ECF into axoplasm

c)

K+ ions from ECF into axoplasm

d)

Na+ ions from axoplasm into ECF

25.

The electrical potential difference between outside and inside of a nerve axon before excitation is known as

a)

Reaction potential

b)

Resting potential

c)

Spike potential

d)

Action potential

26.

A nerve fiber during resting stage is

a)

More permeable to K+

b)

More permeable to Na+

c)

Equally permeable for Na+ and K+

d)

Impermeable for both Na+ and K+

27.

Which of the following does not act as Neurotransmittor?

a)

Norepinephrine

b)

Acetylcholine

c)

Cortisone

d)

Dopamine

28.

The Synaptic vesicles release their neurotransmitters into the synaptic cleft by ______

a)

Exocytosis

b)

Endocytosis

c)

Pinocytosis

d)

Phagocytosis

29.

Sympathetic nervous system

a)

Decrease heart beat

b)

Increase heart beat

c)

Initiate heart beat

d)

Has no effect on heart beat

30.

Corpus callosum connect the ________ by a tract of nerve fibre

a)

All of these

b)

Cerebral cortex of the brain

c)

Cerebral hemisphere

d)

Cerebellar hemisphere

31.

Which product is evolved during anaerobic respiration of glycogen of muscle?

a)

Ethy alcohol

b)

Lactic acid

c)

Carbon dioxide

d)

Both Ethyl alcohol & Lactic acid

32.

(A)ssertion: Limbic system is called as "Satiety centre"

(R)eason: It plays a primary role in regulation of pain, anger, fear, sexual feeling.

a)

Both A and R is correct & correct explanation.

b)

Both A and R is correct but not correct explanation.

c)

Assertion is correct but reason is wrong.

d)

Assertion is wrong but reason is Correct.

33.

Choose the incorrect matched pair

a)

Cerebrum – Seat of memory and intelligence

b)

Cerebellum – Maintains body posture

c)

Hypothalamus – Coordinating center

d)

Midbrain – Control the vision and hearing

34.

Which of the following is not a part of "BRAIN STEM"

a)

Mesencephalon

b)

Myelencephalon

c)

Metencephalon

d)

Telencephalon

35.

Which of the following function does not maintained by medulla oblongata?

a)

Respiration

b)

Circulation

c)

Body equilibrium

d)

Gastric secretion

36.

The third and fourth ventricles of the brain connected through a canal called ________

a)

Aqueduct of Sylvius

b)

Foramen of monro

c)

Foramen of magnam

d)

Inter ventricular foramen

37.

_______ cranial nerves are control the movement of eyes.

a)

II, III, IV

b)

III, IV, V

c)

III, IV, VI

d)

II, IV, VI

38.

At the junction of outer and middle layer of eye, is a channel called _____

a)

Eustachian canal

b)

Auditory canal

c)

Schlemm's canal

d)

Semicircular canal

39.

The Krause membrane is located at the centre of the _______

a)

Isotropic band

b)

Anisotropic band

c)

Z Line

d)

M line

40.

________ is a chemical molecule that has both endocrine and neural function

a)

Melatonin

b)

Epinephrine

c)

Acetylcholine

d)

Insulin

41.

Choose the mismatch pair  (chemical nature of hormone with example)

a)

 Amino acid derivative       - Tyrosine

b)

steroid hormone           - Cortisol

c)

Protein hormone        - Insulin

d)

 Peptide hormone         - Thyroxine

42.

Vibrations of middle ear passed through …….. to the fluid of cochlea

a)

Ear ossicles

b)

Round window

c)

Oval window

d)

semicircular canals

43.

The only hormone secreted by pars intermedia of pituitary gland is ______

a)

Melanocyte-stimulating hormone

b)

Melanotropins

c)

Intermedins

d)

All of these

44.

Which of the following is not related to fore brain ?

a)

Corpora quadrigemina

b)

Pineal body

c)

Corpus callosum

d)

Mammillary bodies

45.

Iris is called as coloured portion of eye which is lying between _______

a)

Cornea and Lens

b)

Cornea and Ciliary body

c)

Sclera and Retina

d)

Sclera and Lens

46.

The student sitting on the last bench of the class cannot able to read the letters written on the blackboard due to _______

a)

Myopia

b)

Hypermetropia

c)

Doltanism

d)

Xerophthalmia

47.

A membranous structure that separate scala media and scala tympani, which is _______

a)

Tympanic membrane

b)

Tactorial membrane

c)

Basilar membrane

d)

Reissner membrane

48.

________ receptors that are sense the pain and pressure it's found deep in the dermis.

a)

Proprioceptor

b)

Pacinian corpuscles

c)

Ruffini endings

d)

Krause end bulbs

49.

The blood calcium level is lowered by the deficiency of ________

a)

Calcitriol

b)

Parathormone

c)

Calciferol

d)

Calcitonin

50.

Graves disease is caused by due to ______

a)

Hypo secretion of Thyroxine

b)

Hyper secretion of Thyroxine

c)

Hyper secretion of glucocortioid

d)

Hyper secretion of mineralocortioid

51.

which part of eye comparable to the diaphragm of camera, and regulates the amount of light reaching retina.

a)

Iris

b)

Pupil

c)

Lens

d)

Cornea

52.

The hypophysis is connected with hypothalamic region of the brain by ______

a)

Isthmus

b)

Infundibulum

c)

Rathke's pouch

d)

Pars intermedia

53.

Otoconia (Ear stones) are consists of _______

a)

Calcium phosphate

b)

Calcium corbonate

c)

Sodium carbonate

d)

Sodium oxalate

54.

The stimulation a muscle fibre by a motor neuron occurs at _________

a)

Neuromuscular junction

b)

T-tubules

c)

Synaptic vesicles

d)

Sarcoplasmic reticulum

55.

Optic Disc area of in human eye contains _______

a)

Rods only

b)

Cone only

c)

Both Rods and Cones

d)

Neither rods nor cones

e)

Optic nerve fiber exit

56.

End of Spinal cord called as ________

a)

Cauda equina

b)

Filum terminalis

c)

Crista terminalis

d)

Conus terminalis

57.

In the cerebral cortex Auditory area is present in ______

a)

Frontal lobe

b)

Parietal lobe

c)

Temporal lobe

d)

Occipital lobe

58.

choose the mismatched pair in given option

a)

Gigantism - excess secretion of GH in children

b)

Acromegaly - excess secretion of GH in adults

c)

Cretinism - hypo secretion of GH in children

d)

Myxoedma - hypo secretion of thyroid in adults

59.

Which one of the following is not native species of India in aquaculture?

a)

Catla catla

b)

Labelo rohita

c)

cirrhinus mrigala

d)

Tilapia

60.

The culturing of animals in the salinity ranges from 36-40% is called _______

a)

Stenohaline

b)

Euryhaline

c)

Metahaline

d)

Mariculture

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