- Home
- Standard 12
- Biology
Strategies for Enhancement in Food Production
normal
‘Bombyx mori' feeds on or Food of silk worm is
A
Mulberry fruits
B
Mulberry leaves
C
Ber leaves
D
Castor leaves
Solution
(b) The eggs of silk worm moth hatch out within a few days into creamy white rapidly moving caterpillars.
The latter feed variously in the fresh mulberry leaves soon undergo a fast growth and are popularly referred to a silk worms.
Standard 12
Biology
Similar Questions
Match following columns.
| Column $- I$ | Column $- II$ |
| $(a)$ Cross breeding | $(x)$ Jaya, Ratna |
| $(b)$ Interspecific hybridization | $(y)$ Saccharum barberi |
| $(c)$ Better – yielding semi – dwarf varieties | $(z)$ Hirsadale |
| $(d)$ South Indian variety of sugar cane | $(w)$ Mule |
| $(v)$ Saccharum officinarum |
normal
Match the Column – $I$ with $II$
| Column $I$ | Column $II$ |
| $(1)$ Pusa Shubhra | $(a)$ Leaf and stripe rust |
| $(2)$ Pusa swarnim | $(b)$ Curl blight black rot |
| $(3)$ Pusa sadabahar | $(c)$ Chily mosaic virus |
| $(4)$ Himgiri | $(d)$ White rust |
