Refer to CBSE Class 10 Biology Life Processes MCQs Set G provided below available for download in Pdf. The MCQ Questions for Class 10 Science with answers are aligned as per the latest syllabus and exam pattern suggested by CBSE, NCERT and KVS. Chapter 6 Life Processes Class 10 MCQ are an important part of exams for Class 10 Science and if practiced properly can help you to improve your understanding and get higher marks. Refer to more Chapter-wise MCQs for CBSE Class 10 Science and also download more latest study material for all subjects
MCQ for Class 10 Science Chapter 6 Life Processes
Class 10 Science students should refer to the following multiple-choice questions with answers for Chapter 6 Life Processes in Class 10.
Chapter 6 Life Processes MCQ Questions Class 10 Science with Answers
Question. Which of the following parts of a kidney contains the lowest concentration of urea ?
(a) Lop of Henle
(b) Branches of renal vein
(c) Bowman’s capsule
(d) Glomerulus
Answer: B
Question. Uriniferous tubules of a kidney are concerned with formation of
(a) glucose
(b) amino acids
(c) hormones
(d) urine
Answer: D
Question. Ammonia is converted into urea in
(a) kidney
(b) spleen
(c) liver
(d) nephron
Answer: C
Question. Function of loop of Henle is
(a) conservation of water
(b) formation of urine
(c) filtration of blood
(d) passage of urine
Answer: A
Question. Urea is transported through
(a) RBCs
(b) WBCs
(c) Plasma
(d) All of the options
Answer: C
Question. Major function of contractive vacuole is
(a) excretion
(b) circulation
(c) osmoregulation
(d) all tof the options
Answer: C
Question. Which one is a accessory excretory organ
(a) Liver
(b) Stomach
(c) Intestine
(d) Heart
Answer: A
Question. Excretion is removal of
(a) CO2
(b) harmful and useless ingredients
(c) extra water
(d) metabolic wastes
Answer: D
Question. Which of the following is used in measuring transpiration ?
(a) Photometer
(b) Cobalt chloride paper
(c) Bell – jar
(d) None of the options
Answer: A
Question. Translocation of solutes primarily takes place through
(a) phloem
(b) xylem
(c) cortex
(d) pith.
Answer: A
Question. Muscle cells engaged in vigorous activity build up a high concentration of
(a) lactic acid
(b) pyruvic acid
(c) alcohol
(d) cholesterol
Answer: A
Question. Main function of kidney is
(a) passive absorption
(b) ultrafiltration
(c) selective reabsorption
(d) Both B and C
Answer: D
Question. The process of respiration is concerned with
(a) liberation of oxygen
(b) liberation of carbon dioxide
(c) liberation of energy
(d) intake of oxygen
Answer: C
Question. The common immediate source of energy for cellular activity is
(a) NAD
(b) ATP
(c) DNA
(d) RNA
Answer: B
Question. Breathing rate in mammals in controlled by a part of the brain called the
(a) thalamus
(b) hypothalamus
(c) medulla oblongata
(d) cerebellum
Answer: C
Question. In anaerobic respiration
(a) O2 is taken in
(b) CO2 is taken in
(c) O2 is given out
(d) CO2 is given out
Answer: D
Question. Disease called pleurisy is due to
(a) inflammation of pleura
(b) inflammation of trachea
(c) inflammation of alveoli
(d) none of the options
Answer: A
Question. Leaves respire with the help of
(a) lenticles
(b) stomata
(c) plasmodesmata
(d) cuticle
Answer: B
Question. The tissue respiration refers to
(a) inspiration
(b) external respiration
(c) internal respiration
(d) expiration
Answer: C
Question. If the CO2 concentration in the blood increases, the rate of breathing will
(a) decrease
(b) stop
(c) increase
(d) have no effect
Answer: C
Question. Vocal cards occur in
(a) pharynx
(b) glottis
(c) bronchial tube
(d) larynx
Answer: D
Question. Which of the following gases makes the most stable combination with the hemoglobin of red blood cells.
(a) CO2
(b) CO
(c) O2
(d) N2
Answer: B
Question. Volume of air inspired or expired with each normal breath is called
(a) tidal volume
(b) inspiratory capacity
(c) total lung capacity
(d) residual volume
Answer: A
Question. Most of the carbon dioxide in the blood is carried in the form of
(a) carbonic acid
(b) bicarbonates
(c) carbaminohaemoglobin
(d) dissolved CO2
Answer: B
Question. Correct statement is
(a) roots of plant respire through lenticles and stomata.
(b) stem of plant respire through lenticles
(c) both A and B are correct
(d) both A and B are incorrect
Answer: B
Question. Which of the following is not a characteristic of good respiratory surface ?
(a) Thin and moist
(b) Large surface area
(c) Close to oxygen and gas transport
(d) Thick and dry surface
Answer: D
Question. Respiration in yeast
(a) takes place in the presence of oxygen
(b) yields lactic acid and carbon dioxide
(c) in anaerobic and produces carbon dioxide
(d) takes place only in darkness
Answer: C
Question. In man, which of the following structures is analogous to the spiracles of cockroach ?
(a) Alveoli
(b) Lungs
(c) Bronchioles
(d) Nostrils
Answer: D
Question. Which of the following prevents collapsing of trachea ?
(a) Diaphragm
(b) Ribs
(c) Cartilaginous ring
(d) Muscles
Answer: C
Assertion and Reason Type Questions
Directions: In the following questions, a statement of assertion(A) is followed by a statement of reason(R). Mark the correct choice as:
(a) Both assertion (A) and reason(R)are true and reason(R)is the correct explanation of assertion(A)
(b) Both assertion (A) and reason(R) are true but reason (R) is not the correct explanation of assertion (A)
(c) Assertion (A) is true but reason(R) is false
(d) Assertion (A) is false but reason (R)is true
Question. Assertion (A): The excretory unit of kidney is nephron.
Reason(R): It carries out filtration, selective absorption and tubular secretion to form urine in kidney.
Answer: A
Question. Assertion (A): The oxygenated and deoxygenated blood is separate in the heart of mammals.
Reason(R): This allows efficient supply of oxygen to all tissues.
Answer: A
Question. Assertion (A): Herbivores have larger small intestine as compared to carnivores.
Reason(R): Complete digestion of food takes places in small intestine.
Answer: B
CBSE Class 10 Physics Sources of Energy MCQs Set A |
CBSE Class 10 Physics Sources of Energy MCQs Set B |
CBSE Class 10 Physics Sources of Energy MCQs Set C |
MCQs for Chapter 6 Life Processes Science Class 10
Expert teachers of studiestoday have referred to NCERT book for Class 10 Science to develop the Science Class 10 MCQs. If you download MCQs with answers for the above chapter you will get higher and better marks in Class 10 test and exams in the current year as you will be able to have stronger understanding of all concepts. Daily Multiple Choice Questions practice of Science will help students to have stronger understanding of all concepts and also make them expert on all critical topics. After solving the questions given in the MCQs which have been developed as per latest books also refer to the NCERT solutions for Class 10 Science. We have also provided lot of MCQ questions for Class 10 Science so that you can solve questions relating to all topics given in each chapter. After solving these you should also refer to Class 10 Science MCQ Test for the same chapter.
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