IGKO Class 4 - Sample question paper 03

Q1) Match the following and select the correct answer:

a) A-1, B-2, C-3, D-4

b) A-2, B-1, C-4, D-3

c) A-4, B-3, C-2, D-1

d) A-4, B-3, C-1, D-2

Answer: c) A-4, B-3, C-2, D-1

Explanation: An ophthalmologist is a medical doctor who specializes in the diagnosis, treatment, and management of eye disorders and diseases.

An orthopedic surgeon focuses on the musculoskeletal system and treats conditions related to bones, joints, muscles, and ligaments.

An oncologist is a physician who specializes in the diagnosis and treatment of cancer, including chemotherapy, radiation therapy, and surgery.

A dermatologist is a medical professional who deals with the diagnosis and treatment of skin conditions, disorders, and diseases.

Q2) Which of the following options is correct?

A. Water soluble vitamins - B and C

B. Fat soluble vitamins - A, D, E and K

a) Option A is correct

b) Option B is correct

c) Both options are correct

d) Both options are wrong

Answer: c) Both options are correct

Explanation: Both Option A and Option B are correct. Water soluble vitamins include vitamins B and C, which are not stored in the body and need to be consumed regularly. Fat soluble vitamins include vitamins A, D, E, and K, which are stored in the body's fatty tissues and can be used when needed.

Q3) The main job of ___ is to carry______ from the lungs to the body tissues and____as a waste product, away from the tissues and back to the lungs.

a) White blood cells, carbon dioxide, oxygen

b) Red blood cells, carbon dioxide, oxygen

c) White blood cells, oxygen, carbon dioxide

d) Red blood cells, oxygen, carbon dioxide

Answer: d) Red blood cells, oxygen, carbon dioxide

Explanation: Red blood cells are responsible for carrying oxygen from the lungs to the body tissues and transporting carbon dioxide, a waste product, away from the tissues back to the lungs for exhalation. White blood cells are part of the immune system and play a role in fighting infections.

Q4) Match the following.

a) A-3, B-4, C-2, D-1

b) A-4, B-3, C-1, D-2

c) A-3, B-4, C-1, D-2

d) A-1, B-2, C-4, D-3

Answer: c) A-3, B-4, C-1, D-2

Explanation:

Beri Beri is caused by a deficiency of Vitamin B complex.

Night blindness can be caused by a deficiency of Vitamin A.

Rickets is a condition related to Vitamin D deficiency.

Vitamin E helps in preventing aging.

Q5) Match the following symptoms with their corresponding medical terms:

a) A-3, B-1, C-2, D-4

b) A-1, B-2, C-3, D-4

c) A-4, B-3, C-2, D-1

d) A-4, B-3, C-1, D-2

Answer: a) A-3, B-1, C-2, D-4

Explanation:

Amnesia refers to the loss of memory and can result from various factors such as trauma, injury, or medical conditions.

Dyspnea is the medical term for difficulty in breathing, often caused by conditions affecting the respiratory system or other underlying health issues.

The symptom of the body's temperature rising can indicate a rise in body temperature, which may occur due to fever, the body's response to infections or other medical conditions.

Arthritis is characterized by the swelling of joints, leading to pain and decreased mobility. It can affect different joints in the body.

Q6) Identify the odd one out:

a) Stomach

b) Brain

c) Liver

d) Heart

Answer: b) Brain

Explanation: The brain is an organ responsible for cognitive functions, while the other options are internal organs.

Q7) Which of the following statements is correct?

Statement A: The small intestine is longer than the large intestine.
Statement B: The large intestine absorbs water and minerals from food.

a) Only Statement A is correct

b) Only Statement B is correct

c) Both Statement A and B are correct

d) Neither Statement A nor B is correct

Answer: c) Both Statement A and B are correct

Explanation: Statement A is correct as the small intestine is longer than the large intestine. Statement B is correct as the large intestine primarily absorbs water and minerals from the remaining food particles.

Q8) Which body system is responsible for delivering oxygen to cells and removing carbon dioxide?

a) Digestive system

b) Respiratory system

c) Circulatory system

d) Muscular system

Answer: b) Respiratory system

Explanation: The respiratory system is responsible for the exchange of gases (oxygen and carbon dioxide) between the body and the environment through breathing.

Q9) Which sense is associated with the taste of food?

a) Smell

b) Touch

c) Hearing

d) Sight

Answer: a) Smell

Explanation: The sense of smell plays a significant role in perceiving the taste of food by detecting aromas and flavors.

Q10) Which of the following statements is correct?

Statement A: The pancreas produces insulin and regulates blood sugar levels.
Statement B: The liver pumps oxygenated blood throughout the body.

a) Only Statement A is correct

b) Only Statement B is correct

c) Both Statement A and B are correct

d) Neither Statement A nor B is correct

Answer: a) Only Statement A is correct

Explanation: Statement A is correct as the pancreas is responsible for producing insulin, a hormone that helps regulate blood sugar levels. Statement B is incorrect as the liver's main function is not to pump oxygenated blood throughout the body; instead, it plays a role in filtering blood, producing bile, and performing various metabolic functions.

Q11) Which of the following statements is correct?

Statement A: The respiratory system includes the heart and lungs.

Statement B: The trachea is also known as the windpipe.

a) Only Statement A is correct

b) Only Statement B is correct

c) Both Statement A and B are correct

d) Neither Statement A nor B is correct

Answer: c) Both Statement A and B are correct

Explanation: Statement A is correct; the respiratory system involves the lungs for gas exchange and the heart for pumping oxygenated blood. Statement B is also correct; the trachea is indeed referred to as the windpipe and serves as the passage for air between the throat and lungs.

Q12) Which of the following statements is correct?

Statement A: Enzymes are a type of carbohydrate.

Statement B: Enzymes help speed up chemical reactions in the body.

a) Only Statement A is correct

b) Only Statement B is correct

c) Both Statement A and B are correct

d) Neither Statement A nor B is correct

Answer: b) Only Statement B is correct

Explanation: Statement A is incorrect; enzymes are not carbohydrates but rather proteins that act as catalysts to accelerate chemical reactions in the body. Statement B is accurate as enzymes play a crucial role in various physiological processes by lowering the activation energy needed for reactions to occur.

Q13) Which of the following statements is correct?

Statement A: The optic nerve connects the ear to the brain.

Statement B: The iris controls the amount of light entering the eye.

a) Only Statement A is correct

b) Only Statement B is correct

c) Both Statement A and B are correct

d) Neither Statement A nor B is correct

Answer: b) Only Statement B is correct

Explanation: Statement A is incorrect; the optic nerve connects the eye to the brain, not the ear. Statement B is correct; the iris is the colored part of the eye and controls the size of the pupil, regulating the amount of light that enters the eye.

Q14) Which of the following statements is correct?

Statement A: The epidermis is the innermost layer of the skin.

Statement B: The gallbladder produces digestive enzymes to break down fats.

a) Only Statement A is correct

b) Only Statement B is correct

c) Both Statement A and B are correct

d) Neither Statement A nor B is correct

Answer: b) Only Statement B is correct

Explanation: Statement A is incorrect; the epidermis is the outermost layer of the skin, not the innermost. Statement B is correct; the gallbladder stores bile produced by the liver and releases it to help digest fats in the small intestine.

Q15) Which of the following statements is correct?

Statement A: Red blood cells are produced in the bone marrow.

Statement B: The kidneys filter waste products from the blood.

a) Only Statement A is correct

b) Only Statement B is correct

c) Both Statement A and B are correct

d) Neither Statement A nor B is correct

Answer: c) Both Statement A and B are correct

Explanation: Statement A is correct; red blood cells are produced in the bone marrow of certain bones. Statement B is also correct; the kidneys play a vital role in filtering waste products from the blood, forming urine, and maintaining fluid and electrolyte balance.

Q16) The __________ is often called the "brain" of the cell. It controls the cell's activities and contains genetic information in the form of __________.

a) nucleus, DNA

b) cytoplasm, enzymes

c) cell membrane, proteins

d) mitochondria, carbohydrates

Answer: a) nucleus, DNA

Explanation: The nucleus is often called the "brain" of the cell. It controls the cell's activities and contains genetic information in the form of DNA.

Q17) The __________ is a large muscle that pumps blood throughout the body. It has four chambers: the __________ and the __________.

a) liver, atrium, ventricle

b) heart, atrium, ventricle

c) lung, left atrium, right atrium

d) stomach, left ventricle, right ventricle

Answer: b) heart, atrium, ventricle

Explanation: The heart is a large muscle that pumps blood throughout the body. It has four chambers: the atria and the ventricles.

Q18) The __________ is a system in our body that helps us breathe. It includes the __________ and the __________, which exchange oxygen and carbon dioxide.

a) digestive system, mouth, stomach

b) respiratory system, lungs, trachea

c) circulatory system, heart, veins

d) nervous system, brain, spinal cord

Answer: b) respiratory system, lungs, trachea

Explanation: The respiratory system is responsible for breathing. It includes the lungs and the trachea (windpipe), which exchange oxygen and carbon dioxide during the process of respiration.

Q19) The process of breaking down food into simpler substances in our body takes place in the __________. It produces a substance called __________ which helps in digestion.

a) liver, insulin

b) stomach, bile

c) pancreas, saliva

d) small intestine, mucus

Answer: b) stomach, bile

Explanation: The process of breaking down food into simpler substances occurs in the stomach. It produces a substance called bile, which helps in digesting fats and aids in the absorption of nutrients.

Q20) The __________ is a protective covering for our body that helps in regulating temperature and preventing harmful substances from entering. It is composed of three layers: the __________, __________, and __________.

a) heart, skin, muscles, bones

b) brain, skull, spine, nerves

c) skin, epidermis, dermis, subcutaneous tissue

d) lungs, alveoli, bronchi, trachea

Answer: c) skin, epidermis, dermis, subcutaneous tissue

Explanation: The skin is a protective covering for our body. It consists of three layers: the epidermis, dermis, and subcutaneous tissue, each with specific functions in maintaining body temperature and protecting against external factors.

Q21) Which of the following statements are correct?

Statement I: Coffin fish has the ability to walk along the sea floor on short leg-like fins.

Statement II: Piranhas have one of the strongest bites found in bony fishes.

Statement III: Giant oarfish is the longest bony fish in the world.

Statement IV: Gulper eel has a large mouth that is loosely hinged and can be opened wide enough to swallow a fish much larger than itself.

a) I and II only

b) II and III only

c) III and IV only

d) I, II, III and IV only

Answer: d) I, II, III and IV only

Explanation: All the statements are correct. Coffin fish can walk along the sea floor, piranhas have strong bites, giant oarfish is long, and gulper eel has a large mouth for swallowing.

Q22) Which of the following statements are correct?

Statement I: Elephants are the smallest mammals on Earth.

Statement II: Reptiles are warm-blooded animals.

Statement III: Bats are the only mammals capable of sustained flight.

Statement IV: Birds have lungs and breathe in oxygen like mammals.

a) Statement I and II

b) Statement II and III

c) Statement III and IV

d) Statement I, III, and IV

Answer: c) Statement III and IV

Explanation: Statement III and IV are correct. Bats are the only mammals capable of sustained flight, and birds have lungs and breathe in oxygen like mammals.

Q23) Identify the correct statements

Statement I: Roots anchor the plant in the soil and absorb water and nutrients.

Statement II: Leaves are the primary site for photosynthesis in plants.

Statement III: All plants reproduce through seeds.

Statement IV: Flowers are present only in flowering plants (angiosperms).

a) Statement I and II

b) Statement II and III

c) Statement III and IV

d) Statement I, III, and IV

Answer: a) Statement I and II

Explanation: Statement I is true as roots anchor the plant and absorb water and nutrients. Statement II is true as leaves perform photosynthesis.

Q24) Identify the correct statements

Statement I: Camouflage is an adaptation that helps animals hide from predators.

Statement II: Hibernation is a behavior animals use to survive the cold winter months.

Statement III: Mammals have gills to help them breathe underwater.

Statement IV: Animals in the desert often have large ears to help cool their bodies.

a) Statement I and II

b) Statement II and III

c) Statement I, III, and IV

d) Statement I, II, III, and IV

Answer: a) Statement I and II

Explanation: Statement I is true as camouflage helps animals hide. Statement II is true as hibernation is a survival strategy for cold weather.

Q25) Identify the animal based on the given characteristics:

Characteristic I: This animal is known for its distinctive black and white fur pattern.

Characteristic II: It primarily feeds on bamboo and belongs to the bear family.

Characteristic III: It is native to China and is considered a symbol of conservation efforts.

Characteristic IV: Despite its size, it has a gentle and peaceful demeanor.

a) A: Panda, B: Zebra, C: Skunk, D: Dalmatian

b) A: Koala, B: Penguin, C: Raccoon, D: Cheetah

c) A: Lemur, B: Polar bear, C: Giraffe, D: Ostrich

d) A: Chimpanzee, B: Rhino, C: Red fox, D: Tiger

Answer: a) A: Panda, B: Zebra, C: Skunk, D: Dalmatian

Explanation: The given characteristics match with the animal mentioned in option A, which is the panda.