Jute fibres are obtained from the
Secondary phloem
Pith
Xylem
Endodermis
The timber yielding plant Shorea robusta belongs to which family?
Houseflies and mosquitoes have become resistant to the
$DDT$ is a
Shakti, Rattan and Protina are three important lysine rich varieties of
Match the following (column$-I$ with column$-II$)
Column $I$ (Microbes) | Column $II$ (Organic acid) |
$a.$ Aspergillus niger | $(i)$ Butyric acid |
$b.$ Clostridium butylicum | $(ii)$ Citric acid |
$c.$ Acetobacter aceti | $(iii)$ Lactic acid |
$d.$ Lactobacillus | $(iv)$ Acetic acid |