life processes class 10 notes :- (Biology) Dear friends, if you are preparing for class Xth. And if you want to prepare Objective Questions of all the subjects of Science in a better way, then all the important Objective Question Answers of the life process class 10 Chapter of Biology are given here, which you can read and memorize and download its PDF. And at the same time, if you want to download Chapter Wise Objective Questions PDF of all other subjects of 10th class, then you can directly connect with my website DLS Education Official. life process class 10 notes (Biology) class 10 life process notes Question 2024 |
life process class 10 notes
1. In which pseudopod is found? (2016)
(A) Paramecium
(B) Euglena
(C) Amoeba
(D) none of these
[accordions title=””] [accordion title=”Show Answer” load=”hide”](C) Amoeba[/accordion] [/accordions]2. Photosynthesis takes place – (2015C)
(A) at night
(B) in the day
(C) night and day
(D) morning evening
[accordions title=””] [accordion title=”Show Answer” load=”hide”](C) night and day[/accordion] [/accordions]3. The color of chlorophyll pigment is- (2015A,17C)
(A) green
(B) blue
(C) Red
(D) White
[accordions title=””] [accordion title=”Show Answer” load=”hide”](A) green[/accordion] [/accordions]4. A disease caused by deficiency of iron in the blood is- (2014C)
(A) T.B.
(B) diabetes
(C) Anemia
(D) high blood pressure
[accordions title=””] [accordion title=”Show Answer” load=”hide”](C) Anemia[/accordion] [/accordions]5. Which is the method of nutrition in fungi?(2014A,2019
(A) Autotrophic
(B) dead
(C) omnivore
(D) none of these
[accordions title=””] [accordion title=”Show Answer” load=”hide”](B) dead[/accordion] [/accordions]6. Oxygen is-(2021A)
(A) fat
(B) Enzyme
(C) hormones
(D) carbohydrates
[/accordion] [/accordions]
7. Kidney in humans is related to? (2013C,2020A)
(A) nutrition
(B) Respiration
(C) Emission
(D) Transport
[/accordion] [/accordions]
8. Essential for autotrophic nutrition- (2013C,2019A,2021A)
(A) CO2
(B) Chlorophyll
(C) Sunlight
(D) all
[/accordion] [/accordions]
9. Oxygen is released in the process of photosynthesis- (2013A)
(A) water
(B) CO2
(C) Glucose
(D) From Dictio Jom
[/accordion] [/accordions]
10. Magnesium is found in- 2021A)
(A) Chlorophyll
(B) in red blood cells
(C) in choroid plexus
(D) in white blood cell
[/accordion] [/accordions]
11. The main excretory organ in humans is- (2016A, 2020A)
(A) blood
(B) sweat gland
(C) kidney
(D) Pancreatic
[/accordion] [/accordions]
12. Amoeba captures its food by what (2019 C, 2020 A)
(A) tangent
(B) codeine
(C) Protozoa
(D) none of these
[/accordion] [/accordions]
13. Which of the following is malarial parasite? (2019A)
(A) Plasmodium
(B) Leishmania
(C) Protozoa
(D) none of these
[/accordion] [/accordions]
14. Which of the following is the site of complete digestion of carbohydrates, proteins and fats? (2018C)
(A) Stomach
(B) liver
(C) Small intestine (small intestine)
(D) large intestine (colon)
[/accordion] [/accordions]
15. Open circulatory system is found (2015A)
(A) In humans (male)
(B) horse
(C) Cockroach
(D) Female
[/accordion] [/accordions]
16. Which hormone controls the metabolism of carbohydrates, proteins and fats in our body? (2018C)
(A) Insulin
(B) Thyroxine
(C) Testosterone
(D) estrogen
[/accordion] [/accordions]
17. Blood appears red due to the presence of which of the following? (2019C)
(A) thrombin
(B) Fibrin
(C) Hemoglobin
(D) serum
[/accordion] [/accordions]
18. Where is bile juice secreted : (2019 A)
(A) Pancreatic
(B) liver
(C) small intestine
(D) none of these
[/accordion] [/accordions]
19. The systolic and diastolic pressure in a clean person is- (2019A)
(A) 120/80
(B) 80/120
(C) 80/100
(D) 72/80
[/accordion] [/accordions]
20. By which primary tissue does the nerve fiber originate? (2011C)
(A) Ectoderm
(B) Mesoderm
(C) Endoderm
(D) any of these
[/accordion] [/accordions]
21. The kidney in man is a part of a system that is related to- (2012A)
(A) nutrition
(B) Respiration
(C) emissions
(D) Transport
[/accordion] [/accordions]
22. Xylem is responsible in plants-(2018)
(A) Conveyance of water
(B) Carriage of food
(C) transport of amino acids
(D) transport of oxygen
[/accordion] [/accordions]
23. Necessary for autotrophic nutrition- (2015A, 2016A)
(A) Carbon dioxide and water
(B) Chlorophyll
(C) Sunlight
(D. ALL OF THE ABOVE
[/accordion] [/accordions]
24. On the breakdown of pyruvate it gives carbon dioxide, water and energy and this action is- (2012A)
(A) in the cytoplasm
(B) in mitochondria
(C) in chlorophyll
(D) in the nucleus
[/accordion] [/accordions]
25. Self nutrition takes place – (2021A)
(A) Fungi
(B) green plants
(C) animals
(D) All living beings
[/accordion] [/accordions]
class 10 life process notes
26. Which of the following process takes place in setting of curd? (2015)
(A) decomposition
(B) Photosynthesis
(C) Fermentation
(D) emissions
[/accordion] [/accordions]
27. Which does not act as an endocrine and exocrine gland? (2019A)
(A) Pancreatic
(B) Pituitary gland
(C) ovary
(D) testes
[/accordion] [/accordions]
28. Those plants which depend on rotten things for nutrition, what are they called?
(A) parasite
(B) dead
(C) Autotrophic
(D) host
[/accordion] [/accordions]
29. Which of the following is a growth hormone found in plants? (2019A)
(A) Gibberellin
(B) Adrenaline
(C) Insulin
(D) Thyroxine
[/accordion] [/accordions]
30. What is obtained by photosynthesis? (2011C)
(A) fat
(B) Protein
(C) Glucose
(D) Prakash
[/accordion] [/accordions]
31. The longest part of human alimentary canal is : (2017C,2021A)
(A) Pharynx
(B) Stomach
(C) small intestine
(D) esophagus
[/accordion] [/accordions]
32. Which of the following is known as the ‘energy currency’ of the cell? (2021A)
(A) A.D.P.
(B) ATP
(C) DTP
(D) PDP
[/accordion] [/accordions]
33. Where does the exchange of gases take place in the leaves? (2018A.2020A)
(A) Vein
(B) stomata
(C) midrib
(D) none of these
[/accordion] [/accordions]
34. Blood (blood) is pumped from the heart to the whole body (2018A)
(A) by lungs
(B) by ventricle
(C) by atria
(D) all of these
[/accordion] [/accordions]
35. Which of the following instruments is used to measure blood pressure? (2018A)
(A) Barometer
(B) Manomeet
(C) Sphygno meter
(D) none of these
[/accordion] [/accordions]
36. Which component of the blood blocks the path of bleeding from the injured site by forming a blood clot? (2018A)
(A) Red blood cells (R.B.C.)
(B) White blood cells (W.B.C)
(C) Platelets
(D) lymph
[/accordion] [/accordions]
37. Before adding iodine to a green leaf for starch test, the leaf is boiled in alcohol : (2018A)
(A) To dissolve starch
(B) to dissolve chlorophyll
(C) To soften the leaf
(D) all of these
[/accordion] [/accordions]
38. The slide is first viewed under the compound microscope: (2018A)
(A) at 5X
(B) at 10X
(C) at 25X
(D) at 45X
[/accordion] [/accordions]
39. Through which organ do fishes respire? (2020A)
(A) Lung
(B) skin
(C) Gilles
(D) from trachea
[/accordion] [/accordions]
40. Why are plants green? (2021A)
(A) due to stomata
(C) due to stomata
(B) due to chlorophyll
(D) due to salt
[/accordion] [/accordions]
41. Which component of blood helps in stopping bleeding? (2019A)
(A) lymph
(B) Plasma
(C) Platelets
(D) none of these
[/accordion] [/accordions]
42. What is the structural and functional unit of kidney? (2020A)
(A) cell
(B) respiratory organ
(C) nephron
(D) blood pressure
[/accordion] [/accordions]
43. From which gland does saliva come out? (2020A)
(A) Adrenal
(B) Pituitary
(C) Saliva
(D) none of these
[/accordion] [/accordions]
44. The final product of respiration is (2018C,2021A)
(A) CO and H2O
(B) CO2 and energy
(C) H20 and energy
(D) CO2 , H2O and energy
[/accordion] [/accordions]
45. What is the number of chambers in the human heart? (2019A,2021A)
(A) 2
(B) 3
(C) 4
(D) 5
[/accordion] [/accordions]
46. Regulates the opening and closing of stomata (2019C)
(A) gate cells
(B) companion cells
(C) sieve tubes
(D) Original Rome
[/accordion] [/accordions]
47. Which enzyme acts on fat? (2021A)
(A) Pepsin
(B) Trypsin
(C) Lipase
(D) Amylase
[/accordion] [/accordions]
48. Which type of respiration releases more energy? (2020A)
(A) pneumatic
(B) anaerobic
(C) both (A) and (B)
(D) none of these
[/accordion] [/accordions]
49. What is found in Hydra? (2020A)
(A) brain
(B) nerve
(C) face
(D) Tangent
[/accordion] [/accordions]
50. The mode of nutrition in green plants is called
(a) Animal synchronous nutrition
(b) parenting
(c) Self nutrition
(d) none of these
[/accordion] [/accordions]