Q1. Stirred-tank bioreactors have been designed for:
(1) Availability of oxygen throughout the process
(2) Addition of preservatives to the product
(3) Purification of the product
(4) Ensuring anaerobic conditions in the culture
vessel
Q2. Which one of the following is being tried in India
as a biofuel substitute for fossil fuels ?
(1) Musa (2) Aegilops
(3) Jatropha (4) Azadirachta
Q3. A genetically engineered micro-organism used
successfully in bioremediation of oil spills is a species
of
(1) Bacillus (2) Pseudomonas
(3) Trichoderma (4) Xanthomonas
Q4. Which one of the following pairs is wrongly
matched?
(1) Textile – amylase
(2) Detergents – lipase
(3) Alcohol – nitrogenase
(4) Fruit juice – pectinase
Q5. Consider the following four measures (a–d) that
could be taken to successfully grow chickpea in
an area where bacterial blight disease is common:-
(a) Spray with Bordeaux mixture
(b) Control of the insect vector of the disease
pathogen
(c) Use of only disease–free seeds
(d) Use of varieties-resistant to the disease
Which two of the above measures can control the
disease ?
(1) c and d (2) a and d (3) b and c (4) a and b
Q6. Which one of the following is commonly used in
transfer of foreign DNA into crop plants ?
(1) Penicillium expansum
(2) Trichoderma harzianum
(3) Meloidogyme incognita
(4) Agrobacterium tumefaciens
Q7. The annular and spirally thickened conducting
elements generally develop in the protoxylem
when the root or stem is :-
(1) Differentiating (2) Maturing
(3) Elongating (4) Widening
Q8. Ground tissue includes :-
(1) All tissues external to endodermis
(2) All tissues except epidermis and vascular
bundles
(3) Epidermis and cortex
(4) All tissues internal to endodermis
Q9. An example of axile placentation is :-
(1) Marigold (2) Argemone
(3) Dianthus (4) Lemon
Q10. A process that makes important difference
between C3 and C4 plants is :-
(1) Photosynthesis
(2) Photorespiration
(3) Transpiration
(4) Glycolysis
Q11. Which one of the following is essential for
photolysis of water ?
(1) Boron (2) Manganese
(3) Zinc (4) Copper
Q12. Read the following four statements A, B, C and
D and select the right option having both correct
statements :
STATEMENTS :
(A) Z scheme of light reaction takes place in
presence of PSI only
(B) Only PSI is functional in cyclic photophosphorylation
(C) Cyclic photophosphorylation results into
synthesis of ATP and NADPH2
(D) Stroma lamellae lack PSII as well as NADP.
(1) A and B (2) B and C
(3) C and D (4) B and D
(1) Availability of oxygen throughout the process
(2) Addition of preservatives to the product
(3) Purification of the product
(4) Ensuring anaerobic conditions in the culture
vessel
Q2. Which one of the following is being tried in India
as a biofuel substitute for fossil fuels ?
(1) Musa (2) Aegilops
(3) Jatropha (4) Azadirachta
Q3. A genetically engineered micro-organism used
successfully in bioremediation of oil spills is a species
of
(1) Bacillus (2) Pseudomonas
(3) Trichoderma (4) Xanthomonas
Q4. Which one of the following pairs is wrongly
matched?
(1) Textile – amylase
(2) Detergents – lipase
(3) Alcohol – nitrogenase
(4) Fruit juice – pectinase
Q5. Consider the following four measures (a–d) that
could be taken to successfully grow chickpea in
an area where bacterial blight disease is common:-
(a) Spray with Bordeaux mixture
(b) Control of the insect vector of the disease
pathogen
(c) Use of only disease–free seeds
(d) Use of varieties-resistant to the disease
Which two of the above measures can control the
disease ?
(1) c and d (2) a and d (3) b and c (4) a and b
Q6. Which one of the following is commonly used in
transfer of foreign DNA into crop plants ?
(1) Penicillium expansum
(2) Trichoderma harzianum
(3) Meloidogyme incognita
(4) Agrobacterium tumefaciens
Q7. The annular and spirally thickened conducting
elements generally develop in the protoxylem
when the root or stem is :-
(1) Differentiating (2) Maturing
(3) Elongating (4) Widening
Q8. Ground tissue includes :-
(1) All tissues external to endodermis
(2) All tissues except epidermis and vascular
bundles
(3) Epidermis and cortex
(4) All tissues internal to endodermis
Q9. An example of axile placentation is :-
(1) Marigold (2) Argemone
(3) Dianthus (4) Lemon
Q10. A process that makes important difference
between C3 and C4 plants is :-
(1) Photosynthesis
(2) Photorespiration
(3) Transpiration
(4) Glycolysis
Q11. Which one of the following is essential for
photolysis of water ?
(1) Boron (2) Manganese
(3) Zinc (4) Copper
Q12. Read the following four statements A, B, C and
D and select the right option having both correct
statements :
STATEMENTS :
(A) Z scheme of light reaction takes place in
presence of PSI only
(B) Only PSI is functional in cyclic photophosphorylation
(C) Cyclic photophosphorylation results into
synthesis of ATP and NADPH2
(D) Stroma lamellae lack PSII as well as NADP.
(1) A and B (2) B and C
(3) C and D (4) B and D
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