Roots of the plants absorb water from the soil through the process of ____.
1. Diffusion
2. Transpiration
3. Osmosis
4. None of these
Q.No: 2. We get painful muscle cramps in our leg muscles after running for a long time due to accumulation of ____.
1. Ethanol
2. Carbondioxide
3. Lactic acid
4. None of these
Q.No: 3. Respiration is a ____ process.
1. Anabolic,Exothermic
2. Anabolic,Endothermic
3. Catabolic,Exothermic
4. Catabolic,Endothermic
Q.No: 4. The blood vessel that brings oxygenated blood from the lungs to the heart is ____.
1. Pulmonary Artery
2. Pulmonary Veins
3. Venacava
4. None of these
Q.No: 5. The source of oxygen for aquatic animals is ____.
1. Atmosphere
2. Water
3. Soil
4. None of these
Q.No: 6. The most common respiratory substrate is ____.
1. Glucose
2. Glycogen
3. Sucrose
4. None of these
Q.No: 7. ____ is called as the Respiratory Pigment.
1. RBC
2. Hemoglobin
3. Chlorophyll
4. None of these
Q.No: 8. In higher plants, the gaseous exchange takes place through ____.
1. Stomata
2. Lenticels
3. Thin surface of some cells
4. All of the above
Q.No: 9. Glycolysis occurs in the ____ of the cell.
1. Mitochondria
2. Cytoplasm
3. Chloroplast
4. None of these
Q.No: 10. The valves present in the heart are ____.
1. Tricuspid valve
2. Bicuspid valve
3. Semilunar valves
4. All of the above
Q.No: 11. Lime water turns milky in the presence of ____.
1. Oxygen
2. Carbondioxide
3. Water
4. None of these
Q.No: 12. ____ is the respiratory surface present in humans.
1. Alveolus
2. Lungs
3. Nose
4. None of these
Q.No: 13. Transport of soluble products of photosynthesis is called _____.
1. Ascent of sap
2. Translocation
3. Transpiration
4. None of these
Q.No: 14. Which of the following is necessary to carry out the blood coagulation in a cut or wound?
1. WBC
2. RBC
3. Platelets
4. None of these
Q.No: 15. Blood Pressure is measured with an instrument called ____.
1. Stethescope
2. ECG
3. Sphygmomanometer
4. None of these
Q.No: 16. Material like ____ is transferred into the phloem tissue using energy from ATP.
1. Glucose
2. Glycogen
3. Sucrose
4. None of these
Q.No: 17. ____ is the largest artery.
1. Aorta
2. Pulmonary Artery
3. Venacava
4. None of these
Q.No: 18. ____ transports water and minerals from the roots to the leaf.
1. Xylem
2. Phloem
3. Vascular tissue
4. None of these
Q.No: 19. The blood vessel which pumps blood from the heart to the entire body is ____.
1. Artery
2. Vein
3. Capillary
4. None of these
Q.No: 20. The production of alcohol by yeast is called ____.
1. Fermentation
2. Respiration
3. Brewing
4. None of these
Answers
Answered by
1
Answer:
1) Osmosis
2) Lactic acid
3) Catabolic, exothermic
4) pulmonary veins
5) water
6) Glucose
7) hemoglobin
8) stomata
9)Cytoplasm
10) Tricuspid valve
Explanation:
11)Carbon dioxide
12)None of these
13)Translocation
14)platelets
15)sphygmomanometer
16)Sucrose
17)Aorta
18) xylem
19Artery
20) Fermentation
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