Date: April 2022
Duration: 1h30m
Note :
- Answers to this Paper must be written on the paper provided separately.
- You will not be allowed to write during the first 10 minutes.
- This time is to be spent in reading the question paper.
- The time given at the head of this Paper is the time allowed for writing the answers.
- Attempt all questions from Section A and any three questions from Section B.
- The intended marks for questions or parts of questions are given in brackets [ ].
A muscular wall is absent in ______.
Capillary
Venule
Arteriole
Vein
Chapter: [0.031] The Circulatory System
The outermost layer of meninges:
Pia mater
Arachnoid layer
Grey matter
Dura mater
Chapter: [0.033] The Nervous System
Tear gland is also called ______.
Gastric gland
Lacrimal gland
Salivary gland
Sebaceous gland
Chapter: [0.033] The Nervous System
Which one of the following is not a simple reflex?
Coughing
Blinking
Eating
Swallowing
Chapter: [0.033] The Nervous System
Loop of Henle lies in ______.
Medulla
Cortex
Pelvis
Ureter
Chapter: [0.033] The Nervous System
The pigment that gives colour to urine:
Haemoglobin
Chlorophyll
Urochrome
Melanin
Chapter: [0.032] The Excretory System (Elimination of Body Wastes)
Choose the correct answer.
Number of spinal nerves in human beings ______________
31
10
21
12
Chapter: [0.033] The Nervous System
The mineral element needed for the functioning of the Thyroid gland:
Sodium
Potassium
Magnesium
Iodine
Chapter: [0.034] The Endocrine System
The part of the brain concerned with memory:
Cerebrum
Cerebellum
Pons
Medulla Oblongata
Chapter: [0.033] The Nervous System
The pigmented circular area seen in front of the eye:
Cornea
Lens
Iris
Ciliary muscles
Chapter: [0.033] The Nervous System
What are tropic hormones?
Chapter: [0.034] The Endocrine System
Give one example of a Tropic hormone.
Chapter: [0.034] The Endocrine System
Give the location of Pericardial fluid.
Chapter: [0.031] The Circulatory System
What is the function of pericardial fluid?
Chapter: [0.031] The Circulatory System
Given below is the diagram of a human blood smear. Label the parts numbered 1, 2 and 3.
Chapter: [0.031] The Circulatory System
Give the biological terms for the three ear ossicles.
Chapter: [0.033] The Nervous System
Describe the structural differences between an artery and a vein.
Chapter: [0.031] The Circulatory System
Where is Bicuspid valve located? What is its function?
Chapter: [0.031] The Circulatory System
Draw neat and labelled diagrams of Malpighian capsule
Chapter: [0.035] The Reproductive System
Define the following:
Excretion
Chapter: [0.032] The Excretory System (Elimination of Body Wastes)
Which are the two main organic wastes present in urine?
Chapter: [0.032] The Excretory System (Elimination of Body Wastes)
Name the substance that initiates blood clotting.
Chapter: [0.031] The Circulatory System
What is the mineral element essential to form a blood clot?
Chapter: [0.031] The Circulatory System
Give the exact location of the Adrenal gland
Chapter: [0.034] The Endocrine System
Mention three functions of Adrenaline.
Chapter: [0.034] The Endocrine System
What is the contraction phase of auricles called?
Chapter: [0.031] The Circulatory System
Name the two valves that open during this phase.
Chapter: [0.031] The Circulatory System
How are cytons and axons arranged in the spinal cord?
Chapter: [0.033] The Nervous System
We cannot distinguish colours in dim light. Explain giving suitable reasons.
Chapter: [0.033] The Nervous System
Given below is a diagram depicting a defect of the human eye. Answer the questions that follow:
- Give the scientific term for the defect.
- Mention one possible reason for the defect.
- What type of lens can be used to correct the defect?
Chapter: [0.033] The Nervous System
Name any two hormones secreted by the Pituitary gland?
Chapter: [0.034] The Endocrine System
From where the following nerves arise.
Optic nerve
Chapter: [0.033] The Nervous System
From where the following nerves arise.
Auditory nerve
Chapter: [0.033] The Nervous System
Expand the following biological abbreviations:
TSH
Chapter: [0.034] The Endocrine System
Give the full form of the following abbreviation:
ADH
Chapter: [0.034] The Endocrine System
What are the three main parts of the membranous labyrinth.
Chapter: [0.033] The Nervous System
Complete the following table by filling in the blanks (a) to (c):
| GLAND | HORMONE SECRETED |
EFFECT OF OVERSECRETION |
| Pancreas | (a) ______ | Hypoglycemia |
| Thyroid | (b) ______ | (c) ______ |
Chapter: [0.034] The Endocrine System
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