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Class X Life Process - 2

Description: Life Process- complete study material and test papers for Biology covers life process, Reproduction system, Skeleton System and other chapters for class x and other classes
Number of Questions: 40
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Tags: Class X Life Process Life Process Reproduction System Skeleton System Class XII Biology Class X Biology Life Processes Biology
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What is the name of water conducting channel in plants?

  1. Xylem

  2. Phloem

  3. Stomata

  4. Lenticels


Correct Option: A

Waste products are stored as _______ in old xylem of plants.

  1. sucrose

  2. glucose

  3. resins

  4. water


Correct Option: C

Urine leaves the kidney through __________.

  1. urethra

  2. ureter

  3. collecting duct

  4. renal vein


Correct Option: B

Where does the filtration of blood occur in the kidneys?

  1. Vasa recta

  2. Collecting duct

  3. Bowman's capsule

  4. Tubular part of nephron


Correct Option: C

Which of the following substances is transported by blood plasma?

  1. Food

  2. Potassium

  3. Alcohol

  4. All of these


Correct Option: D

In humans, right auricle receives _______ blood from _______.

  1. oxygenated, aorta

  2. doxygenated, vena cava

  3. oxygenated, vena cava

  4. deoxygenated, aorta


Correct Option: B

______ is the richest natural source of minerals for plants.

  1. Chemical fertilizers

  2. Soil

  3. Air

  4. Water


Correct Option: B

Oxygenated blood reaches heart by _______.

  1. pulmonary artery

  2. pulmonary vein

  3. aorta

  4. vena cava


Correct Option: B

Urine produced in the kidneys passes through _______ into urinary bladder.

  1. ureters

  2. urethera

  3. vena cava

  4. aorta


Correct Option: A

_______ helps in translocation of food in plants.

  1. Xylem

  2. Palisade cells

  3. Root hair

  4. Phloem


Correct Option: D

Which of the following statements is not true about blood plasma?

  1. It is a faint yellow fluid.

  2. It contains corpuscles.

  3. It cannot clot.

  4. It is fluid part of blood.


Correct Option: B

Which of the following organisms have single blood circulation?

  1. Fishes

  2. Mammals

  3. Birds

  4. Amphibians


Correct Option: A

Valves are not found in _______.

  1. arteries

  2. heart

  3. veins

  4. lymphatic vessels


Correct Option: A

How many chambers are present in human heart?

  1. One

  2. Two

  3. Three

  4. Four


Correct Option: D

_______ prevents the backflow of blood in heart.

  1. Septa

  2. Valves

  3. Arteries

  4. Veins


Correct Option: B

Which of the following characteristic is not found in plants?

  1. Slow transport system

  2. High energy needs

  3. No mobility

  4. Large proportion of dead cells


Correct Option: D

Hemodialysis functions as an artificial _____.

  1. kidney

  2. heart

  3. liver

  4. lung


Correct Option: A

Which of the following plant parts are storehouse of energy?

  1. Flowers

  2. Branches

  3. Roots

  4. Leaves


Correct Option: D

Oxygenated blood is pumped from heart to rest of the body by ______.

  1. aorta

  2. pulmonary artery

  3. pulmonary vein

  4. vena cava


Correct Option: A

Transpiration and _______ help in transport of water in plants.

  1. translocation

  2. photosynthesis

  3. root pressure

  4. shoot pressure


Correct Option: C

Heart is completely four chambered in _______.

  1. amphibians

  2. reptiles

  3. birds

  4. fishes


Correct Option: C

_______ carries away the clean blood from the kidneys.

  1. Renal vein

  2. Pulmonary vein

  3. Aorta

  4. Renal artery


Correct Option: A

Which of the following organs is the thinnest?

  1. Artery

  2. Vein

  3. Lymphatic vessels

  4. Capillary


Correct Option: D

What helps in clotting of blood in injured vessels?

  1. Platelets

  2. Lymphocyte

  3. Leucocyte

  4. Erythrocyte


Correct Option: A

_______ brings into kidney the dirty blood containing waste substances.

  1. Aorta

  2. Renal artery

  3. Renal vein

  4. Vena cava


Correct Option: B

Which of the following substances is obtained from soil by a plant?

  1. Nitrogen

  2. Oxygen

  3. Carbon dioxide

  4. None of these


Correct Option: A

Thrombocytes is another name for _________.

  1. Red blood corpuscles

  2. Platelets

  3. Plasma

  4. White blood corpuscles


Correct Option: B

As compared to artery, a vein has _______.

  1. thinner wall

  2. presence of valves

  3. wide lumen

  4. all of these


Correct Option: D

The loss of water from aerial parts of plant is known as _______.

  1. transpiration

  2. translocation

  3. excretion

  4. circulation


Correct Option: A

Oxygen rich blood from the lungs first enters _______ of heart.

  1. left atrium

  2. left ventricle

  3. right atrium

  4. right ventricle


Correct Option: A

______ is generated as a 'waste' during photosynthesis in plants.

  1. Water

  2. Oxygen

  3. Carbon dioxide

  4. Nitrogen


Correct Option: B

Where does the maximum exchange of material between blood and surrounding cells occur?

  1. Heart

  2. Vein

  3. Artery

  4. Capillary


Correct Option: D
Explanation:

 The maximum exchange of material takes place in capillaries.

What is the function of valves present in veins?

  1. prevent backflow of blood

  2. increase surface area

  3. increase blood pressure

  4. absorb blood


Correct Option: A

Which blood vessel gives rise to a bunch of capillaries called glomerulus's?

  1. Renal vein

  2. Renal artery

  3. Pulmonary artery

  4. Pulmonary vein


Correct Option: B

Plant transport system moves water and minerals from _______.

  1. leaves

  2. shoots

  3. roots

  4. flowers


Correct Option: C

Which hormone promotes the reabsorption of water from the nephron during urine formation?

  1. Calcitonin

  2. Antidiuretic hormone

  3. Insulin

  4. Relaxin


Correct Option: B

Which of the following helps in maximum transport of oxygen?

  1. Red blood corpuscles

  2. Platelets

  3. Plasma

  4. White blood corpuscles.


Correct Option: A

Translocation utilizes energy (ATP) to transfer _______ into phloem tissue.

  1. sugar

  2. fat

  3. potassium

  4. lipid


Correct Option: A

Pulmonary artery carries _______.

  1. oxygenated blood to lungs

  2. deoxygenated blood to heart

  3. deoxygenated blood to lungs

  4. oxygenated blood to heart


Correct Option: C

______ is a type of blood vessel in human body.

  1. Capillary

  2. Xylem

  3. Phloem

  4. Spleen


Correct Option: A
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