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Home » General Knowledge » Aptitude Test - 78
Hassan
1.Name the multipolar neuron which is located entirely within the central nervous system.
A. Motor neuron
B. Efferent neuron
C. Afferent neuron
D. Motor neuron
2.Out of the following, which one does not affect the speed of conduction of nerve impulse.
A. No. of ganglia
B. Myelin sheath
C. Axon diameter
D. No. of ganglia
3.Organs involve in the sensation of the body is known as?
A. Organ system
B. Muscular system
C. Nervous tissue
D. Organ system
4.Which of the following is known as the “window of the brain”?
A. Sensory organs
B. Cranial nerves
C. Eyes
D. Sensory organs
5.Which of the following helps in maintaining the shape of the eye?
A. Neuroglia
B. Aqueous humor
C. Vitreous humor
D. Neuroglia
6.Mark the INCORRECT statement about the lens?
A. Protein found in the lens are α, β, and γ crystalline
B. Composed of water and proteins
C. Mainly made up of water
D. Protein found in the lens are α, β, and γ crystalline
7.What is Sclera?
A. Cornea
B. White part of the eye
C. Red part of the eye
D. Cornea
8.Name the part of the eye, which is involved in focusing light on the retina?
A. Sclera
B. Iris
C. Cornea
D. Sclera
9.Iris is found in which layer of the eyeball?
A. Vascular tunic
B. Retina
C. Fibrous tunic
D. Vascular tunic
10.Among the following, which is one is more vascularized and pigmented.
A. Cornea
B. Iris
C. Ciliary body
D. Cornea
11.Name the part of the eye which produces aqueous fluid that fills the front part of the eye.
A. Ciliary body
B. Cornea
C. Vitreous humor
D. Ciliary body
12.In human ear, secretion of wax is done by?
A. Cochlea
B. Vestibule
C. Basilar membrane
D. Cochlea
13.Conversion of vibrations into compressed wave takes place in which part of human ear?
A. Inner ear
B. Middle ear
C. Outer ear
D. Inner ear
14.Cohesion of water molecules is due to___________
A. Diffusion
B. Osmosis
C. Gravitational force
D. Diffusion
15.Conversion of vibrations into compressed wave takes place in which part of human ear?
A. Inner ear
B. Middle ear
C. Outer ear
D. Inner ear
16.Name the light absorbing pigment present in the Rods?
A. a) Neuroglia
B. b) Aqueous humor
C. c) Rhodopsin
D. a) Neuroglia
17.Name the G- protein, which takes part in vision?
A. Ethylene
B. Adenosine
C. Acetylcholine
D. Ethylene
18.Which of the following is NOT the property of water?
A. Nonpolar molecule
B. Excellent solvent
C. High heat of vaporization
D. Nonpolar molecule
19.Name the term which is given for the movement of water through a semipermeable membrane?
A. Diffusion
B. Osmosis
C. Tonicity
D. Diffusion
20.15. What is the absorption peak of green absorbing cones?
A. a) 565 nm
B. b) 535 nm
C. c) 768 nm
D. a) 565 nm
21.7. Which of the following is NOT true for Rods?
A. a) Used for scotopic vision
B. b) Loss causes night blindness
C. c) Not very light sensitive
D. a) Used for scotopic vision
22.18. Name the tiny bone of the middle ear, which convert sound into vibration?
A. a) Stapes
B. b) Malleus
C. c) Incus
D. a) Stapes
23.What is the measure of the osmotic pressure gradient of solutions separated by a semipermeable membrane?
A. Water potential
B. Ficks law
C. Turgor pressure
D. Water potential
24.1. Chemical messengers secreted by ductless glands are called___________
A. a) Lymph
B. b) Platelets
C. c) Plasma
D. a) Lymph
25.Name the condition in which protoplast of the plant cell shrinks away.
A. Turgid
B. Plasmolysis
C. Flaccid
D. Turgid
26.Which of the following type of solution has lower levels of solutes than the solution?
A. Isotonic
B. Hypertonic
C. Hypotonic
D. Isotonic
27.Which of the following is NOT the component of water potential?
A. Osmotic potential
B. Pressure potential
C. Gravitational potential
D. Osmotic potential
28.3. Which of the following is NOT an endocrine gland?
A. a) Hypothalamus
B. b) Pituitary
C. c) Parathyroid
D. a) Hypothalamus
29.4. Which of this statement is INCORRECT regarding the function of hormones?
A. a) Reproduction and sexual differentiation
B. b) Maintenance of internal environment
C. c) Maintain body temperature
D. a) Reproduction and sexual differentiation
30.5. Mark the one, which is NOT the precursor of the hormone?
A. a) Amino acids
B. b) Cholesterol
C. c) Phospholipids
D. a) Amino acids
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