MCQ
Non $-$ endospermic seeds are found in:
- AWheat
- BCastor
- CBarley
- ✓Bean
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$I.$ Recombinant $DNA$ technology popularly known as genetic engineering is a stream of biotechnology which deals with the manipulation of genetic material by man in vitro
$II. pBR322$ is the first artificial cloning vector developed in $1977$ by Boliver and Rodriquez from $E$. coli plasmid
$III.$ Restriction enzymes belong to a class of enzymes called nucleases
Which of the statements given above are correct?
$(A)$ Tropical latitudes have remained relatively undisturbed for millions of years and thus had a long evolutionary
time for species diversification.
$(B)$ Tropical environments are more seasonal and less predictable than temperates.
$(C)$ There is more solar energy available which contributes to higher productivity.
| Column $- I$ | Column $- II$ |
| $(a)$ Typhoid | $(i)$ Wuchereria |
| $(b)$ Pneumonia | $(ii)$ Plasmodium |
| $(c)$ Filariasis | $(iii)$ Salmonella |
| $(d)$ Malaria | $(iv)$ Haemophilus |
$(a)\quad(b)\quad(c)\quad(d)$