1. A
   Chlorophyll b
2. B
   Chlorophyll a
3. C
   Xanthophylls
4. D
   Carotenoids

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1. A
   skin
2. B
   buccal cavity
3. C
   lungs
4. D
   trachea

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1. A
   Femur-tibia-patella-tarsal
2. B
   Patella-femur-tibia-tarsal
3. C
   Femur-patella-tibia-tarsal
4. D
   Femur-tarsal-patella-tibia

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1. A
   leaves
2. B
   flowers
3. C
   fruits
4. D
   sepals

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1. A
   A-I, B-II, C-IV, D-III
2. B
   A-II, B-I, C-IV, D-III
3. C
   A-II, B-I, C-III, D-IV
4. D
   A-I, B-II, C-III, D-IV

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1. A
   Both Statement I and Statement II are correct
2. B
   Both Statement I and Statement II are incorrect
3. C
   Statement I is correct but Statement II is incorrect
4. D
   Statement I is incorrect but Statement II is correct

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1. A
   endoplasmic reticulum, Golgi complex, lysosomes and vacuole
2. B
   endoplasmic reticulum, chloroplast, peroxisomes and vacuole
3. C
   mitochondria, chloroplast, peroxisomes and vacuole
4. D
   Golgi complex, chloroplast, peroxisomes and vacuole

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1. A
   206
2. B
   309
3. C
   103
4. D
   412

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1. A
   2,4-D
2. B
   Kinetin
3. C
   Abscisic acid
4. D
   Gibberellin

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1. A
   Both Statement I and Statement II are correct
2. B
   Both Statement I and Statement II are incorrect
3. C
   Statement I is correct but Statement II is incorrect
4. D
   Statement I is incorrect but Statement II is correct

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1. A
   A-I, B-III, C-II, D-IV
2. B
   A-III, B-II, C-I, D-IV
3. C
   A-II, B-I, C-IV, D-III
4. D
   A-II, B-IV, C-I, D-III

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1. A
   (a), (b) and (c) only
2. B
   (d) only
3. C
   (a) and (b) only
4. D
   (b), (c) and (d) only

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1. A
   Absorption spectra of chlorophyll a and b $\rightarrow$ production of glucose $\rightarrow$ release of oxygen $\rightarrow$ role of air
2. B
   Role of air $\rightarrow$ release of oxygen $\rightarrow$ production of glucose $\rightarrow$ absorption spectra of chlorophyll a and b
3. C
   Release of oxygen $\rightarrow$ production of glucose $\rightarrow$ absorption spectra of chlorophyll a and b $\rightarrow$ role of air
4. D
   Production of glucose $\rightarrow$ role of air $\rightarrow$ release of oxygen $\rightarrow$ absorption spectra of chlorophyll a and b

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1. A
   28 - 30
2. B
   70 - 75
3. C
   100 - 110
4. D
   120 - 140

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1. A
   6
2. B
   3
3. C
   1
4. D
   18

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1. A
   Blood coagulates in response to an injury
2. B
   Blood clot consists of fibrins
3. C
   Fibrin is produced from fibrinogen
4. D
   Fibrinogen is produced from fibrin

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1. A
   A-I, B-V, C-II, D-IV, E-III
2. B
   A-II, B-I, C-III, D-IV, E-V
3. C
   A-II, B-III, C-V, D-I, E-IV
4. D
   A-III, B-V, C-II, D-IV, E-I

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1. A
   (g), (a), (e), (c), (b), (d), (f)
2. B
   (a), (c), (d), (g), (f), (b), (e)
3. C
   (g), (c), (d), (b), (e), (a), (f)
4. D
   (f), (c), (b), (g), (d), (e), (a)

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1. A
   A-II, B-IV, C-I, D-III
2. B
   A-IV, B-II, C-III, D-I
3. C
   A-IV, B-III, C-I, D-II
4. D
   A-IV, B-II, C-I, D-III

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1. A
   bryophytes
2. B
   angiosperms
3. C
   gymnosperms
4. D
   pteridophytes

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1. A
   (a) and (d) only
2. B
   (c) and (d) only
3. C
   (b) and (d) only
4. D
   (a) and (b) only

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1. A
   has ribosomes attached to its surface
2. B
   is the major site for the synthesis of lipids
3. C
   is actively involved in protein synthesis
4. D
   is a site for the synthesis of carbohydrates

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1. A
   $\alpha$-cells of pancreas secrete glucagon
2. B
   $\alpha$-cells of pancreas secrete insulin
3. C
   Glucagon stimulates glycogenolysis
4. D
   $\beta$-cells of pancreas secrete insulin

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1. A
   an individual plant or animal
2. B
   a population of plants and animals
3. C
   a group of closely related species
4. D
   a group of closely related families

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1. A
   Bacteria
2. B
   Blue green algae
3. C
   Mycoplasma
4. D
   Fungi

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