(I) Fill in the blanks ;
1. Hard palate has transverse ridges, the ......
2. Human teeth are thecodont, .............and ..............
3. Man bears 4 kinds of teeth :
(i) .................... (ii) .................... (iii) .................... and (iv) ....................
4. Bile and pancreatic ducts open into..............
5. Villi are found in ..............and .............
6. Appendicitis is inflammation of..............
7. Man's three pairs of salivary glands are...........and............
8. Succus entericus is the secretion of...............
9. Enzymes enterokinase activates ....................
10. Kwashiorkar is the disease caused by extreme .................... deficiency.
Match The column :
1. Match the contents of the cloumns-I, II and III (Double matching)
Column-I Column-II Column-III
(1) Water split into (A) Chemical energy (P) Photolysis
(2) CO2 (B) Hydrogen and oxygen (Q) Raw materials for photosynthesis
(3) White light (C) Water (R) Electromagnetic spectrum
(4) Light energy (D) Vibgyor (S) Photosynthesis
True and False :
1. Rate of photosynthesis is maximum in green light.
2. Oxygen and water are the raw material for photosynthesis.
3. CO2 is release as a by product of light reaction.
4. Dark reaction occurs inside the stroma of chloroplast.
5. In photosynthesis chemical energy converts into light energy.
6. Guard cells regulate the opening and closing of stomata.
7. White light is composed of seven different colour.
8. Light reaction takes place in the presence of light.
(II) Fill in the blanks :
1. .................... is a natural source of light for photosynthesis.
2. Photosynthetic pigments absorb only .................... light from electromagnetic spectrum.
3. Chl-a and b absorb only .................... light and reflect .................... light.
4. "The process of absorption and conversion of .................... energy into .................... energy by green plants is called as photosynthesis".
5. .................... regulate the opening and closing of the stoma and also perform photosynthesis.
6. When the guard cells swell due to the entry of water, the stomata gets ....................
7. The water molecules split into hydrogen and oxygen with the help of .................... energy.
8. .................... is released as a by product of light reaction occuring during photosynthesis.
9. .................... reaction occurs inside stroma of chloroplasts where light energy is not captured.
10. At very high light intensity the photosynthesis is ....................
Answer Keys
(l )Fill in the blanks
1. Rugae 2. Heterodont, Diphyodont 3. (i) Incisors (ii) Canines (iii) Premolars (iv) Molars
4. Duodenum 5. Jejunum, Ileum 6. Vermiform Appendics
7. Parotid, Sublingual and submaxillary 8. Intestinal glands
9. Trypsinogen 10. Proteins
Match the following :
1(B,P), 2(C,Q), 3(D,R), 4(A,S)
True and False :
1. F 2. F 3. F 4. T 5. F 6. T 7. T 8. T
(II) Fill In The Bnalks :
1. Sun 2. White/Visible 3. Blue and Red, Green 4. Light, Chemical
5. Guard Cells 6. Opened 7. Light 8. Oxygen
9. Dark 10. Decreased
1. What are the life processes in organisms? |
2. How does nutrition contribute to the life processes in organisms? |
3. What is the role of respiration in life processes? |
4. How is transportation important for life processes in organisms? |
5. Why is excretion necessary for life processes in organisms? |
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