**C. State whether the following statements are True or False.**
1. Bulbs are fleshy, vertically growing short stems.
2. Rhizome is an underground stem that bears roots and shoots at the nodes.
3. Tubers are underground stems that develop eyes which contain buds that
are capable of growing into new plants.
4. The leaves found in the Bryophyllum plant are large and fleshy.
5.Tissue culture producers a large quantity of of healthy saplings that can be re planted in the soil where they grow as independent plants
6. The thalamus is attached to any two whorls of flowers
7. when amoeba becomes mature and this full grown the nucleus divides into to and two separate daughters cells are form .
8. Regrowing of a lost part of a body is known as budding
9. animals reproduce bye sexual and asexual method
10. Budding is a Sexual method of reproduction carried out by Hydra.
11. Amoeba is a a unicellular organism that reproduces by the method of multiple fission
12. urethra in men serves as the passage for both urine and sperm
Answers
Answer:
1 False
2 False
3 True
4 False
5 True
6.True
7.
8. False
9.False
10.True
11. True
12.True
1. True; Bulbs are highly condensed discoid stem, on it's upper surface a terminal bud and many fleshy scaled leves are present.
Examples : Onion-Simple tunic bulb ), Garlic-Compound tunic bulb, etc.
2. True; Rhizomes are the fleshy and non-green underground stem. It is elongated and thick.
Examples : Banana, turmeric, etc.
3. True; Tuber is a swollen tip of a underground lateral stem ( stolon ). It is covered by a skin with a number of small depressions called eyes.
Example : Potato, etc.
4. True; Kalanchoe Pinnata's ( bryophyllum plant ) leaves are thick and fleshy [ succulent ].
5. True; Tissue culture is the most efficient method of crop improvement and has vast potential to produce plants of superior quality
7. True; This method of producing identical daughter cells by asexual means is called binary fission.
8. False; Regrowing of a lost part of a body is called regeneration. This occurs in hydra, planaria, etc.
9. True
10. False; It is an asexual mode of reproduction. It occurs in yeast, hydra, etc.
11. False; Amoeba reproduces by binary fission.
12. True