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Amity Global Talent Search Exam Question Paper
Biology :
1. Identify “X” in the L.S. of GILL of Agaricus.
(a) Trama
(b) Hymenium
(c) Sub-hymenium
(d) Basidium
Related / Similar Question Paper :
Amity GTSE Class X Question Paper
2. Which group of plants exhibits origin and evolution of stele ?
(a) Bryophyta (b) Pteridophyta (c) Gymnosperms (d) Angiosperms
3. The first seeded plant is
(a) Selaginella (b) Pteridium (c) Pteridosperms (d) Nephrolepis
4. How many generations are represented in the seed of Pinus ?
(a) One (b) Two (c) Three (d) Four
5. Anti-rabies vacine was prepared by
(a) Salk (b) Pasteur (c) Jenner (d) Koch
6. Antiviral glycoproteins produced in virus infected cells of vertebrates are called
(a) Phytoalexins (b) Oncogenes (c) Interferon (d) Allochemicals
7. Prions are
(a) Infectious protein with DNA (b) Infectious protein without DNA
(c) Infectious protein with RNA (d) Non-infectious protein without DNA
8. Endospores are resting spores produced by bacteria. These are found in
(a) Bacillus and Azotobacter (b) Clostridium and Pseudomonas
(c) Gram negative bacteria (d) Gram positive bacteria
9. In a young sporophyte of fern, nourishment from prothallus is drawn by the
(a) Root (b) Rhizoids (c) Haustoria (d) Foot
10. Spore sac, air spaces and columella are related with which part of moss sporophyte
(a) Seta (b) Operculum (c) Apophysis (d) Theca
11. Which of the following bryophyte is related with discovery of sex chromosome in plants ?
(a) Andrea (b) Funaria (c) Sphagnum (d) Sphaerocarpus
12. The number of chromosome in archegonia of fern is 8. What will be the number of chromosome in leaf,
spore and indusium ?
(a) 16, 8, 8 (b) 8, 16, 16 (c) 16, 8, 16 (d) 8, 16, 8
13. The largest ovule, the largest male cone and largest male gamete occur respectively in
(a) Cycas, Pinus and Cycas (b) Pinus, Cycas, Cycas
(c) Cycas, Cycas, Cycas (d) Cycas, Pinus, Ephedra
14. The edible part of Pinus gerardiana seed is
(a) Pericarp (b) Endosperm (c) Cotyledons (d) Seed coat
15. Which of the following is an example of homologous organs ?
(a) Thorn of Bougainvillea and tendril of Cucurbita
(b) Stipules of Lathyrus aphaca and petiole of Acacia
(c) Tendrils of Passiflora and Gloriosa
(d) Both (a) and (c)
16. Numerous male flowers and a single carpel are found in
(a) Head (b) Verticillaster (c) Cyathium (d) Hypanthodium
17. Which one of the following is wrongly matched?
(a) Hypanthodium – Syconus (b) Sunflower – Cypsela
(c) Umbel – Cremocarp (d) Catkin – Sorosis
18. Which one of the following is wrongly paired?
(a) Gram and pea (b) Castor and maize
(c) Jackfruit and pineapple (d) Nucellus and megasporangium
19. Adnate stipules occur in
(a) Rose and Ixora (b) China rose and Polygonum
(c) Passiflora and Rumex (d) Strawberry and rose
20. What is the edible part in cucumber?
(a) Epicarp, mesocarp and endocarp and seeds
(b) Mesocarp and endocarp
(c) Endocarp, placentae and seeds
(d) Mesocarp, endocarp, placentae and seeds
21. Smut disease develops in the
(a) Roots (b) Stem (c) Leaves (d) Ovaries
22. The cells of slime moulds are
(a) Uninucleate and haploid (b) Uninucleate and diploid
(c) Binucleate and haploid (d) Multinucleate and diploid
23. Protonema of moss develops from
(a) Archesporium (b) Amphithecium (c) Endothecium (d) Spore
24. ‘Chilgoza’ is the seed of
(a) Pinus roxburghii (b) Pinus longifolia
(c) Pinus gerardiana (d) Pinus sylvestris
25. How many generations occur the seed of Pinus ?
(a) 1 (b) 2 (c) 3 (d) 4
26. Heart burn is associated with
(a) Acidic components of stomach enter the oesophagus due to malfunctioning of oesophageal
sphincters
(b) High acidity in the stomach
(c) Alkaline components of duodenum enter the stomach due to abnormal functioning of pyloric
sphincters
(d) Excess accumulation of pericardial fluid around heart
27. An example of competitive inhibition of an enzyme is the inhibition of
(a) Succinate dehydrogenase by malonic acid
(b) Cytochrome oxidase by cyanide
(c) Hexokinase by glucose-6-phosphate
(d) Carbonic anhydrase by carbon dioxide
28. The reagent used to detect sugar, in the urine, is
(a) Tollen’s reagent (b) Fehling’s solution (c) Benedict’s solution (d) All of the above
29. Pheretima posthuma has an enormous economic value, because
(a) Birds are killed due to feeding on P. posthuma contaminated with DDTand malathion residues
(b) They are used as fish bait and worn around arm as good omen by Baster tribals
(c) They make soil porous, leave their castings and bring in leaves etc. in the soil
(d) Their burrows make soil porous and loose and they excrete lot of calcium phosphate in the soil
30. Mark the true statement
(a) Oxytocin hormone relaxes the pelvic girdle/muscles of vaginal aperture during birth and secreted
by anterior lobe of pituitary
(b) Prolactin stimulates as well as maintains the release of milk from mammary glands
(c) FSH stimulates ovarian follicles to mature and causes ovulation, and is secreted by anterior lobe
of pituitary
(d) LH is produced by anterior pituitary and causes ovulation.