Q4. What are the sites of bacteria in leguminous plants for fixing nitrogen?
Q5. A true fruit develops from the.
Q6. It has been demonstrated that even mature plant cells,when freed from others,are able to develop into new plants. This phenomenon is called.
Q7. Litmus is obtained from.
Q8. The male part of a flower is called.
Q9. Double fertilization is a special feature of.
Q11. The pollen grains in plants are produced in plants are produced in the.
Q12. Tomato brinjal,potato, tobacco,petunia and night jasmine belong to.
Q14. Fruits infested with larvae of pests,imported from abroad are more dangerous in Pakistan than in the country of their origin since.
Q15. The germination of bean seed is said to be epigeal germination because.
Q16. The horizontal underground stem of the Curcuma plant is called.
Q17. Dichotomous branching refers to the branching of a plant into.
Q18. The materialistic tissues are composed of.
Q19. The smallest living cell is that of a.
Q20. Some plants flower only once in their lifetime. They are called.
Q21. Hypogeal germination is found in.
Q22. Which one of the following is not a fruit?
Q23. Smallest flowering plant is.
Q24. Which one of the following bears the smallest seeds?
Q25. The red rust of tea is caused by.