MCQ
Earliest reptiles evolved in the period
- AOrdovician
- BSilurian
- CDevonian
- ✓Carboniferous
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Reason $(R):$ Due to low atmospheric pressure at high altitude, the body does not get sufficient oxygen.
In the light of the above statements, choose the correct answer from the options given below.
| Column $- I$ | Column $- II$ |
| $(A)$ Lamark | $(p)$ Finch bird |
| $(B)$ De Vries | $(q)$ Evening primerose |
| $(C)$ Darwin | $(r)$ Giraffes |
| $(s)$ Melanic moths |
| $(a)$ Bacillus thuringiensis | $(i)$ Cloning vector |
| $(b)$ Thermus aquaticus | $(ii)$ Construction of first $rDNA$ molecule |
| $(c)$ Agrobacterium tumefaciens | $(iii)$ $DNA$polymerase |
| $(d)$ Salmonella typhimurium | $(iv)$ Cry proteins |
Select the correct option from the following:
$(a)\quad(b)\quad(c)\quad(d)$
| Column $- I$ | Column $- II$ |
| $(1)$ Baculo Virus | $(a)$ Bacillus thuringiancis |
| $(2)$ Trichoderma polysporum | $(b)$ Monoscus purpureus |
| $(3)$ Statins | $(c)$ Cyclosporin$- A$ |
| $(4)$ $BT$ Cotton | $(d)$ Nucleopolyhedro |
| $(e)$ Saccaromyacis sariviceae |