d.

to stop chemical reactions in the cell

14. Pancreatic juice contains enzymes which digest :
1. Which of the following has the longest to small intestine?
a. Proteins and carbohydrates only
Carnivore. Omnivore Herbivore. Autotroph.
b. Proteins and fats only
2. The process of obtaining food by Amoeba is known as.
c. Fats and carbohydrates only
Dialysis Cytokinesis. Phagocytosis Amoebiasis
d. Proteins, fats and carbohydrates
3. The organism, having parasitic mode of nutrition is.
15. Which one of the following is the correct statement regarding bile?
Penicillium plasmodium. Paramecium. Parrot
a. Secreted by bile duct and stored in liver
4. One of the following organisms has a saprophytic mode of nutrition.
b. Secreted by gall bladder and stored in liver
This organism is.
c. Secreted by liver and stored in bile duct
Mushroom Malarial parasite Leech. Lice.
d. Secreted by liver and stored in gall bladder
5. The length of small intestine. In a human adult is about
16. Where are proteins first digested in the alimentary canal?
4.5 meter. 1.5 meter. 3.5 meter. 6.5 meter
a. Small intestine b. esophagus c. mouth d. stomach
6. The process of dietician of food in human begins in.
17. The inner lining of stomach is protected by one of the following from
Stomach. Food pipe. Mouth. Small intestine.
the harmful effect of hydrochloric acid is. This is:
7. The process of digestion. In humans is. Completed in.
a. Pepsin b. mucus c. saliva d. bile
Oesophagus Small intestine Stomach large intestine
18. Which part of alimentary canal receives bile from the liver?
8. In human, digestive system, bile is secreted by
a. Oseophagus b. small intestine c. stomach d. large intestine
Pancreas liver kidneys stomach
19. Which of the following component of our food is digested by an
9. Two of the following organisms have a holozoic mode of nutrition.
enzyme which is present in saliva as well as in pancreatic juice?
These organisms are:
a. Proteins b. fat c. minerals d. carbohydrate
Paramecium and plasmodium. Plasmodium and parakeet.
20. If the saliva is lacking in salivary amylase, then which of the following
Parakeet and paramecium. Paramecium. and parasite.
process taking place in the buccal cavity is affected?
10. The autotrophic mode of nutrition requires
21. Which of the following is not a correct statement?
Carbon dioxide and water chlorophyll. Sunlight All of
a. Energy is essential for life process.
the above.
b. Organisms grow with the time. It is line.
11. The current order of steps occurring in nutrition in animals is.
c. Movement of molecules does not take place among cells.
a. Ingestion. absorption. Digestion. Assimilation. Egestion
d. Organisms must. Repair and maintain their body.
b. Ingestion. digestion assimilation absorption egestion
22. Which of the following events does not occur in photosynthesis?
c. Ingestion digestion absorption Assimilation. Egestion
a. Conversion of light energy into chemical energy.
d. Ingestion assimilation digestion absorption Egestion
b. Reduction of carbon dioxide to carbohydrates next. Line.
12. In human digestive system, the enzymes pepsin and trypsin are
c. Oxidation of carbon to carbon dioxide.
secreted respectively by:
d. Absorption of light energy by chlorophyll.
a. Pancreas and liver b. stomach and salivary glands c. pancreas
23. The opening and closing of the stomatal pores depend upon.
and gall bladder d. stomach and pancreas
a. Oxygen b. Water in God cells guard cells
13. When carrying out the starch test on a leaf, why is it important to
c. Temperature. d. Concentration of CO2 in Stomata.
boil the leaf in alcohol?
24. In which of the following groups of organisms? The food material is
a. To dissolve the waxy cuticle
broken down outside the body. And then absorbed?
b. to make the cells more permeable to iodine solution
a. Mushroom. Green plants, amoeba
c. to remove chlorophyll
 b. Yeast, Mushroom, Breadmould.
c. Paramecium, amoeba, cuscuta.
d. Cuscuta, Lice, Tapeworm
25. Most of the plants are. Plants absorb nitrogen in. one of the following
forms. This is:
a. Proteins. b. Nitrates and nitrates.
c. Urea. d. Atmospheric nitrogen.
26. In one of the following organisms the cash is exchange during
respiration. Does not take place through cell membrane or skin. This
organism is.
a. Electric eel b. Leech c. Earthworm d. Amoeba
27. Which of the following is not produced during anaerobic respiration
in unicellular fungus?
a. C2H5OH b. H2O c. CO2 d.ATP
28. One of the following organisms can live without oxygen of air. This.
Organism is.
a. Amoeba b. Yak c. Yeast d. Leech
29. During the deficiency of oxygen in tissues of human beings pyruvic
acid is converted into lactic acid in.
a. Cytoplasm b. chloroplast c. mitochondria d.golgi body
30. Which of the following is most likely to have a much higher breathing
rate?
a. Man b. fish c. dog d. sparrow
31. In cockroaches, air enters the body through
a. Lungs b. gills c. spiracles d. skin
32. The breathing and respiration in a woody stem of a leaf takes place
through
a. Root hair b. lenticles c. closed stomata d. open stomata
33. The photosynthesis in a plant is not taking place during the day time
if the plant is releasing
a. Water vapour b. oxygen c. carbon dioxide d. all the above
34. Which of the following statements are true about respiration?
i. During inhalation ribs move inward and diaphragm is raised.
ii. The gaseous exchange takes place in the alveoli.
iii. Hemoglobin, has greater affinity for carbon dioxide than oxygen.
iv. Alveoli increase surface area for the exchange of gasses.
a. (i) &
35.