Question

Give reasons BIOLOGY WORKSHEET LESSON: FLOWER, POLLINATION 1. Calyx and corolla are called non essential whorls of a flower. Why? 2 Petunia flowers have a sticky stigma. Why? 3. Bat pollinated flowers are strongly scented but dull coloured. Why? 4. Young immature fruits are green in colour and sour in taste. why? 5. Some fruits do not have seeds. Why? Write biological terms for the following 6. The stalk of a flower 7. The male reproductive part of a flower 8. The condition in which all the sepals of a flower are fused together. 9. Flower with both androecium and gynoecium. 10. The condition in which both androecium and gynoecium mature at the same time. 11. Pollination by birds. 12. The outer wall of pollen 13. The protective covering of an ovule. 14. The two cells seen on either side of egg in an embryo sac. 15. The process of fusion of male gamete and secondary nucleus. 16. The stalk of a stamen 17. Plants with both male and female flowers on the same plant. 18. The part of gynoecium that receives pollen grain. 19. The nucleus inside the pollen that forms the two male gametes. 20. The stalk of the ovule. Match the following 21. Calyx - a] fruit 22. Ovule - b]seed coat 23. Integument - c]zygote 24. Ovary - d]fall off 25. Egg - e]seed

          Give reasons
BIOLOGY WORKSHEET
LESSON: FLOWER, POLLINATION
1. Calyx and corolla are called non essential whorls of a flower. Why?
2 Petunia flowers have a sticky stigma. Why?
3. Bat pollinated flowers are strongly scented but dull coloured. Why?
4. Young immature fruits are green in colour and sour in taste. why?
5. Some fruits do not have seeds. Why?
Write biological terms for the following
6. The stalk of a flower
7. The male reproductive part of a flower
8. The condition in which all the sepals of a flower are fused together.
9. Flower with both androecium and gynoecium.
10. The condition in which both androecium and gynoecium mature at the same time.
11. Pollination by birds.
12. The outer wall of pollen
13. The protective covering of an ovule.
14. The two cells seen on either side of egg in an embryo sac.
15. The process of fusion of male gamete and secondary nucleus.
16. The stalk of a stamen
17. Plants with both male and female flowers on the same plant.
18. The part of gynoecium that receives pollen grain.
19. The nucleus inside the pollen that forms the two male gametes.
20. The stalk of the ovule.
Match the following
21. Calyx  - a] fruit
22. Ovule  - b]seed coat
23. Integument - c]zygote
24. Ovary  - d]fall off
25. Egg  - e]seed

Give reasons
BIOLOGY WORKSHEET
LESSON: FLOWER, POLLINATION
1. Calyx and corolla are called non essential whorls of a flower. Why?
2 Petunia flowers have a sticky stigma. Why?
3. Bat pollinated flowers are strongly scented but dull coloured. Why?
4. Young immature fruits are green in colour and sour in taste. why?
5. Some fruits do not have seeds. Why?
Write biological terms for the following
6. The stalk of a flower
7. The male reproductive part of a flower
8. The condition in which all the sepals of a flower are fused together.
9. Flower with both androecium and gynoecium.
10. The condition in which both androecium and gynoecium mature at the same time.
11. Pollination by birds.
12. The outer wall of pollen
13. The protective covering of an ovule.
14. The two cells seen on either side of egg in an embryo sac.
15. The process of fusion of male gamete and secondary nucleus.
16. The stalk of a stamen
17. Plants with both male and female flowers on the same plant.
18. The part of gynoecium that receives pollen grain.
19. The nucleus inside the pollen that forms the two male gametes.
20. The stalk of the ovule.
Match the following
21. Calyx - a] fruit
22. Ovule - b]seed coat
23. Integument - c]zygote
24. Ovary - d]fall off
25. Egg - e]seed

Added by Mary G.

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