Chapter-6 MCQs - AMU/JMI XI-Dip.Engg. Entrance Test

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Science Class X: Chapter-1,Chapter-2,Chapter-3,Chapter-4,Chapter-5,Chapter-6,Chapter-7,Chapter-8,Chapter-9, Chapter-10 Chapter-11 Chapter-12 Chapter-13 Chapter-14    
Chapter 6  : Life processes   Answers
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1. ____________are found on the borderline of living and non living organisms.
a) Virus 
b) Bacteria
c) Monera
d) Protista
2. The process by which waste products are removed from the body is called
a) Respiration
b) Execration
c) Digestion
d) Ingestion
3. Viruses which infect bacteria are called 
a) Bacteriophage
b) Lamda phage
c) Common cold virus
d) Ebola
4. Study of virus is called
a) Virology
b) Hydrology
c) Limnology
d) Bacteriology
5. The process of acquiring oxygen from outside the body for the breakdown of food sources is called
a) Respiration
b) Photosynthesis
c) Digestion
d) Assimilation
6. The autotroph include
a) Green plants
b) Bacteria
c) Both a) and b)
d) None of the above
7. During respiration the complex substances are broken down into simpler substances by
a) Enzymes
b) Hormones
c) Cofactors
d) All of the above
8. Heterotrophic organisms include
a) Animals
b) Fungi
c) Both a) and b)
d) None of the above
9. Energy requirement of autotrophic organisms are fulfilled by
a) Digestion
b) Photosynthesis
c) Respiration
d) Ingestion
10. The raw material used for photosynthesis are
a) Carbon dioxide
b) Water
c) Both a) and b)
d) None of the above
11. In case of plants the carbohydrates which are not used immediately are stored in the form of
a) Starch
b) Glycogen
c) Glucose
d) Fatty acids
12. In case of humans the food eaten is stored in the form of
a) Glycogen
b) Starch
c) Glucose
d) Fatty acid
13. In case of photosynthesis light energy is absorbed by 
a) Cholorophyll
b) Guard cells
c) Lenticels
d) All of the above
14. In photosynthesis carbon dioxide is reduced to 
a) Carbohydrates
b) Fats
c) Proteins
d) Vitamins
15. Transpiration occurs through
a) Stomata
b) Lenticels
c) Both a) and b)
d) None of the above
16. Guttation occurs through
a) Stomata
b) Lenticels
c) Both a) and b)
d) None of the above
17. Gaseous exchange in case of plants occurs through
a) Stomata
b) Lenticels
c) Both a) and b)
d) None of the above
18. Exchange of gasses occurs the surface of 
a) Stem 
b) Leaves
c) Roots
d) All of the above
19. The opening and closing of stomata is due to
a) Guard cells
b) Chlorophyll
c) Both a) and b)
d) None of the above
20. Nitrogen is an essential component of
a) Carbohydrates
b) Fats
c) Protein
d) Vitamins
21. _____________ are organism which break down the food outside the body and then absorb it
a) Bread moulds
b) Yeast 
c) Mushrooms
d) All of the above
22. Amoeba takes in food using fingerlike extensions called
a) Pseudopodia
b) Glia
c) Villi
d) Flagellum
23. The alementary canal extends from mouth to 
a) Pancreas
b) Stomach
c) Anus
d) Penis
24. The saliva contains an enzyme called
a) Salivary amylase
b) Salivary peptidase
c) Lipase
d) Chymotrypsin
25. The salivary amylase acts on 
a) Starch
b) Glycogen
c) Fat
d) Protein 
Answers

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Science Class X: Chapter-1,Chapter-2,Chapter-3,Chapter-4,Chapter-5,Chapter-6,Chapter-7,Chapter-8,Chapter-9, Chapter-10 Chapter-11 Chapter-12 Chapter-13 Chapter-14   

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