Model Question Botany for BAMS

BOTANY (20marks out of 100)

1.    Male cone of pinus  replaces;

a. needles                      b. scales

c. dwarf shoots             d. long shoots

2.    Petiole is modified for photosynthesis in

a. rhizome                     b. scales     c. phylloids                  d. tubers

3.    In an orange the outer ring is made up of:

a. pericarp                               b. epicarp

c. epicarp & mesocarp           d. none

4.    Atropa belladonna, an important medicinal plant belongs to family;

a. liliaceae           b. cucurbitaceae

c. crucuferae                 d. solanaceae

5.    Yeast is used in production of,

a. acetic acid       b. cheese    c. curd        d. ethyl alcohol

6.    Turgidity of cell is maintained by,

a. diffusion pressure    b. wall pressure

c. osmotic pressure      d. turgor pressure

7.    Vascular bundles in dicot stem is,

a. open, collateral, endarch   b. closed, collateral, endarch

c. open, collateral, exarch     d. closed collateral, exarch

8.    An anther has;

a. 2 lobes & 2 pollen sacs     b. 2 lobes & 4 pollen sacs

c. 4 lobes & 4 pollen sacs     d. 4 lobes & 2 pollen sacs

9.    Largest bud is of,

a. cabbage           b. cauliflower     c. onion               d. all

10.              Moss plant is;

a. gametophyte             b. sporophyte

c. predominantly sporophyte with gametophyte attached

d. gametophyte with sporophyte attached

    11. In chlorophyceae,the mode of sexual reproduction is

    a. Isogamy  b.Anisogamy   c.Oogamy   d.All of above

12. Phloem of pteridophyte lacks

    a.Sieve cells                     b.Companion cells

    c.Phloem parenchyma   d.Phloem sclerenchyma

  13. Outer wall of spirogyra is made up of

   a.Hemicellulose+cellulose  b.Celulose

  c,Pectin              d.Lignin

   14. Response to touch is

   a.Thermotaxis  b.Thigmotaxis  c.Rheotaxis  d.Galvanotaxis

15.One of the following is not modified green stem

a.Cladode  b.Cladophyll   c.Phylloclade   d.Pistilode

16.Guttation is mainly due to

a.root pressure  b.osmosis  c.Transpiration  d.Embibition

17.In plant,food is stored in the form of

a.glucose   b.monosaccharides   c.starch  d.glycogen

18.The inflorescence in coconut is

a.Spadix  b.Capitulum   c.Spikelet   d. Umbel

29.Food mobilization in germinating seed is due to

a.Auxin  b.Gibberelin  c.Cytotoxin  d.Ethylene

20.Which of the following is the Nitrifying bacteria?

a.Pseudomonas b.Nitrobacter   c.Azotobacter d.Rhizobium

Solution

1.    c	2.    c	3.    d	4.    d	5.    d
6.    d	7.    a	8.    b	9.    a	10.        d
11.        d	12.        b	13.        c	14.        b	15.        d
16.        a	17.        c	18.        a	19.        b	20.        b