A fresh set of 20 random questions is generated every time you open this page and every time you refresh it.For each of the following multiple choice questions, choose the most appropriate answer :
1. Endodermis is a part of
A. Hypodermis
B. Cortex
C. Stele
D. Pith
2. Which of the following carries glucose from digestive tract to liver
A. Hepatic artaery
B. Hepatic portal vein
C. Pulmonary vein
D. None of these
3. Passage of water across a selectively permeable membrane is
A. Active transport
B. Pinocytosis
C. Facilitated difusion
D. Osmosis
4. An aggregation of nerve cell bodies inside the CNS central nervous system is typically called a
A. colony
B. nissl zone
C. clone
D. nucleus
5. Which factor is delaying in blood clotting
A. Vit K
B. Hirudin
C. Heparin
D. All of above
6. Rubisco is an enzyme for
A. CO2 fixation in dark reaction
B. photorespiration
C. regeneration of RuBP
D. photolysis of water
7. What is ATP?
A. Pentose sugar + adenine + 3 molecule phosphate
B. Hexose sugar + adenine + 3 molecule phosphate
C. Amino acid + adenine + 3 molecule phosphate
D. All these
8. What would be the number of chromosomes of the aleurone cells of a plant with 42 chromosomes in its root tip cells ?
A. 84
B. 21
C. 42
D. 63
9. End product of anaerobic respiration is
A. Pyruvic acid
B. Glucose
C. Ethyl alcohol and CO2
D. None of the above
10. The cow contain 250 kg weight produce how much protein per day
A. 250 gm
B. 250 kg
C. 200 gm
D. 200 kg
11. New systematic and the concept of life was given by
A. Huxley
B. Odom
C. Elton
D. Linnaeus
12. Transgenic animals are produced byincorporation of Foreign gene into the -
A. Nucleus of fertilized egg
B. Nucleus of sperm
C. Nucleus of unfertilized egg
D. Egg cell
13. Bar of Sanio are the
A. Medullary ray cells with bar like orientation in Ephedra
B. Rings around the torus of all gymnosperm wood
C. Thickened boundaries between bordered pits of pine wood
D. Unthickened cellulose walls between bordened pits of pine wood
14. The reduction of ADP to ATP occurs by
A. oxidation of water
B. high conc. of H+ ions across the membrane
C. oxidation of NADPH
D. release of electron from PS-II to PS-I
15. Which one is not viral infection
A. Vocational lung disease
B. Bronchitis
C. Asthma
D. Emphysema
16. By which asexual reproductive method do Dictyota, Fucus and Yeast reproduce ?
A. Budding
B. Sporulation
C. Fragmentation
D. Fission
17. In which structure thigmonasty is observed in simple form?
A. Leaf apex
B. Shoot apex
C. Root apex
D. Leaf tendril
18. Which is natural growth inhibitor or senescence inducing hormone ?
A. IAA
B. ABA
C. NAA
D. GA
19. An artificial pace - maker is implanted subcutaneously and connected to the heart in patients
A. Having 90 % blockage of the three main coronary arteries
B. Having a very high blood pressure
C. With irregularity in the heart rhythm
D. Suffering from arteriosclerosis
20. State deficiencysymptoms of Mo
A. fruit yeild decreases
B. fallof fruit
C. N - deficiency appears.
D. death of root-apex and shoot-apex
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