Question 1. Mycorrhiza promotes plant growth by

Question 2. Heterocrine gland connected with digestive system is

Question 3.Fi particles are present in

Question 4. In a cross between AABB x aabb, the ratio of F₂ genotypes between AABB, AaBB, Aabb and aabb would be

Question 5. Grassland with scattered trees is called

Question 6. During emergency situations, the increase in heart rate, cardiac output, blood pressure and blood sugar level, is due to the action of hormone called

Question 8. Common feature of Euglena, Amoeba, Trypanosoma and Entamoeba is

Question 9.The top of food chain is occupied by

Question 10. Agar-agar is produced by

Question 11.Monosporic 8 – nucleate female gametophyte/ embryo sac occurs in

Question 12. Insulin and glucagon are transported to target organ by

Question 13. Receptor organs for sense of hearing are located in

Question 14. Nitrogen fixing cyanobacteria are

Question 15. Laticiferous gland found in which plant part

Question 16.  In order to calculate map distance of genes on a chromosome one must know the

Question 17. In Ulothrix meiosis takes place in

Question 18. In oogamy fertilization involves

Question 19. Women who consumed the drug thalidomide for relief from vomiting during early months of pregnancy gave birth to children with

Question 20. Which one of the following has compound umbel?

Question 21. The main nitrogenous waste of Hydra is

Question 22. Fruit drop is prevented by spraying

Question 23. Middle lamella represents

Question 24. Which cell organelle is absent in human sperm?

Question 25. Embryo sac occurs in