Which of the following statements are correct? 1. Pollen viability varies from species to species. 2 — NEET Chemistry Past Papers Chemistry Question

Question

Which of the following statements are correct? 1. Pollen viability varies from species to species. 2. Tapetum provides nutrition to developing pollen grains. 3. Microsporogenesis occurs inside ovule. 4. Vegetative nucleus guides pollen tube growth. (A) 1 and 2 only (B) 1, 2 and 4 only (C) 2 and 3 only (D) 1, 3 and 4 only