MCQ
Egg apparatus of angiosperms consist of
- AOne synergid and two egg cells
- ✓Two synergids and one egg cell
- COne central cell, two synergids and three antipodal cells
- DOne egg cell, two polar nuclei and three antipodal cells
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| Column $- I$ | Column $- II$ |
| (a) Saprophyte | (i) Symbiotic association of fungi with plant roots |
| (b) Parasite | (ii) Decomposition of dead organic materials |
| (c) Lichens | (iii) Living on living plants or animals |
| (d) Mycorrhiza | (iv) Symbiotic association of algae and fungi |
Choose the correct answer from the options given below
$(a)\quad (b)\quad (c)\quad (d)$

| Column $- I$ | Column $- II$ |
| $(A)$ Ring worms | $(P)$ W. malayi |
| $(B)$ Elephantiasis | $(Q)$ Rhino virus |
| $(C)$ Common cold | $(R)$ HIV |
| $(S)$ Trichophyton |
$(I)$ Gene flow ;
$(II)$ Genetic drift
$(III)$ Mutation
$(IV)$ Genetic recombination
$(V)$ Natural selection
The correct combination is
Statement $2$: Father is not responsible for the sex of the child