MCQ for Class 7 Science Transportation in animals and plants
Class 7 Science students should refer to the following multiple-choice questions with answers for Transportation in animals and plants in standard 7. These MCQ questions with answers for Grade 7 Science will come in exams and help you to score good marks
Transportation in animals and plants MCQ Questions Class 7 Science with Answers
Chapter:11
Transportation in animals and plants
Choose the correct answer from the following
Question. All Organisms need food, water and_____ for survival ( )
(a) Carbon dioxide
(b) Oxygen
(c) Nitrogen
(d) Argon
Answer: B
Question. The function of the Blood is to transport ( )
(a) The digested food from the small intestine to the other parts of the body
(b) Digested food from the parts of the body to the large intestine
(c) digested food from small intestine to the large intestine
(d) Digested food from small intestine to the large intestine
Answer: A
Question. Blood carries _____________ from lungs to the cells of the body ( )
(a) Argon
(b) Neon
(c) Carbon dioxide
(d) Nitrogen
Answer: C
Question. The fluid part of the blood is called ( )
(a) Plasma
(b) RBC
(c) WBC
(d) Blood Platelets
Answer: A
Question. ____________helps in the efficient supply of oxygen to all the cells of the body ( )
(a) Haemoglobin
(b) RBC
(c) WBC
(d) Platelets
Answer: A
Question. The cells in the blood which fight against the germs entering the body are ( )
(a) RBC
(b) WBC
(c) Platelets
(d) Haemoglobin
Answer: B
Question. The formation of clot when bleeding is stopped from a wound in a human body is due to ( )
(a) RBC
(b) WBC
(c) Platelets
(d) Haemoglobin
Answer: C
Question. The blood vessels which carry oxygen –rich blood from the heart to all parts of the body are called ( )
(a) Arteries
(b) Veins
(c) RBC
(d) WBC
Answer: A
Question. The Arteries have thick elastic walls because ( )
(a) Rapid blood flows at high pressure
(b) slow blood flows at low pressure
(c) Rapid blood flows at low pressure
(d) slow blood flows at high pressure
Answer: A
Question. The throbbing movements of the blood flow in the Arteries is called ( )
(a) Pulse
(b) Crest
(c) Peak
(d) Nest
Answer: A
Question. A resting person usually has a pulse rate between
(a) 72 and 80 beats per minute
(b) 82 and 90 beats per minute
(c) 62 and 70 beats per minute
(d) 52 and 60 beats per minute
Answer: A
Question. The blood vessels which carry carbon dioxide –rich blood from all parts of the body back to the heart are called
(a) Arteries
(b) Veins
(c) RBC
(d) Platelets
Answer: B
Question. Veins allow blood to flow only
(a) Towards the heart
(b) Away from the heart
(c) Towards lungs
(d) Away from the lungs
Answer: A
Question. The heart is located in the
(a) Chest cavity
(b) kidney cavity
(c) Brain cavity
(d) muscle cavity
Answer: A
Question. The Organism that does not have circulatory system
(a) Dog
(b) Frog
(c) Human
(d) Hydra
Answer: D
Question. In case of Hydra_______________brings the food and oxygen as the organism moves inside the water.
(a) Water in which the organism moves
(b) The air that is taken by the organism
(c) The food taken by the organism
(d) The air that is taken by the organism
Answer: A
Question. The processes of removal of waste materials from the body is called
(a) Digestion
(b) Excretion
(c) Respiration
(d) Inhalation
Answer: B
Question. Find the excretory organ from the following
(a) Kidney
(b) Hand
(c) Fingers
(d) Head
Answer: A
Question. Which of the following is the main circulatory fluid in our body ?
(a) Plasma
(b) Lymph
(c) Blood
(d) None of these
Answer: C
Question. The part of blood which does not have a nucleus.
(a) RBC
(b) WBC
(c) Platelets
(d) Plasma
Answer: A
Question. The process by which a plant loses water through the stomata is called:
(a) excretion
(b) transpiration
(c) respiration
(d) sweating
Answer: B
Question. The number of heart beats per minute is called
(a) pulse rate
(b) throbbing
(c) beating
(d) none of these
Answer: A
Question. Aquatic animals excrete cell waste mostly as
(a) ammonia
(b) oxygen
(c) carbon dioxide
(d) nitrogen
Answer: A
Question. The urine from kidneys passes to urinary bladder through
(a) Ureter
(b) Urinary tubules
(c) Urethra
(d) Fallopian tube
Answer: A
Question. The device used by the doctor to check up the heart beat is called
(a) anemometer
(b) thermometer
(c) barometer
(d) stethoscope
Answer: D
Question. During transpiration water is lost from the plant in the form of:
(a) water vapour
(b) liquid
(c) hydrogen and oxygen gas
(d) steam
Answer: A
Question. Which blood cells are a significant part of the immune system of the body?
(a) RBC
(b) WBC
(c) Platelets
(d) All of these
Answer: B
Question. Which chamber of heart receives oxygenated blood from pulmonary circulation?
(a) Left atrium
(b) Right ventricle
(c) Left ventricle
(d) Right atrium
Answer: A
Question. In the human urinary system, which of these in your opinion is the most important organ?
(a) kidney
(b) ureters
(c) urinary bladder
(d) urethra
Answer: A
Question. Name an instrumental device used to amplify the sound of heart.
(a) Stethoscope
(b) UV machine
(c) Both (a) and (b)
(d) Ultrasound machine
Answer: A
Question. In a tall tree, which force is responsible for pulling water and minerals from the soil?
(a) Gravitational force
(b) Transportation force
(c) Suction force
(d) Conduction force
Answer: C
Question. A liquid which carries disgerted food to various parts of our body is:
(a) pulse rate
(b) RBCs
(c) WBCs
(d) blood
Answer: D
Question. Which of the following mechanisms is not used by human beings for excretion of waste materials from their bodies?
(a) Exhalation
(b) Perspiration
(c) Defecation
(d) Transfusion
Answer: D
Question. What is the state of the blood?
(a) Solid
(b) Fluid
(c) Gas
(d) None of these
Answer: B
Question. Blood platelets help in
(a) formation of urine
(b) excretion of urine
(c) sweating
(d) blood clotting
Answer: D
Question. Heart rate increases during
(a) Bathing and eating
(b) Sleep and eating
(c) Exercise and fever
(d) Rest and indigestion
Answer: C
Question. Red pigment in Red Blood Cells is
(a) haemoglobin
(b) plasma
(c) arteries
(d) veins
Answer: A
Question. Any two substances that are transported by blood:
(a) water, air
(b) water and oxygen
(c) oxygen, food
(d) none of these
Answer: C
Question. A kidney, ureter and urinary bladder together are called-
(a) Respiratory system
(b) Excretory system
(c) Circulatory system
(d) Reproductive system
Answer: B
Question. Insects excrete uric acid in form of:
(a) liquid
(b) gases
(c) both a and b
(d) solids
Answer: D
Question. The vessels that transport water and minerals are called
(a) Stomata
(b) Vacuoles
(c) Phloem
(d) Xylem
Answer: D
Question. Which blood group is called as universal donor?
(a) O
(b) A
(c) B
(d) AB
Answer: A
Question. The blood of which of the following is rich in carbon dioxide:
(a) arteries
(b) veins
(c) capillaries
(d) none of these
Answer: B
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