1. The food synthesized by the plant is stored as ______________________.

2. ________________________ are the sites of photosynthesis.

3. The enzymes in the pancreatic juice help in the digestion of ___________________ and ________________________.

4. The finger like projections which increases the surface area in small intestine are called____________________.

5. The gastric juice contains _________________________ acid.

6. ___________________ vitamin is synthesised by bacteria present in intestine.

7. Which of the following organisms take the food by parasitic nutrition?     ( )
(i) Yeast    (ii) Mushrooms     (iii) Cuscuta    (iv) Leeches  
A) (i),     (ii) B)     (iii)     C) (iii),   (iv)     D) (i)

8. The rate of Photosynthesis is not affected by:     ( )

A) Light Intensity     B) Humidity     C) Temperature     D) Carbon dioxide concentration

9. A plant is kept in dark for about forty eight hours before conducting any experiment on Photosynthesis in order to :     ( )

A) Remove chlorophyll from leaves   B) Remove water from leaves   C) Ensure that no photosynthesis occurred   D) Ensure that leaves are free from the starch  

10. The digestive juice without enzyme is     ( )

A) Bile     B) Gastric juice     C) Pancreatic juice   D) saliva

11. In single celled animals the food is taken by     ( )

A) body surface     B) Mouth     C) Teeth     D) Vacuoles

12. Which part of the plant takes in carbondioxide from the air for photosynthesis   ( )

A) Root hair     B) Stomata     C) Leaf veins     D) Sepals