121.In lower plants like mosses, the structure which performs the functions of roots of higher plants is called
- A. root hairs
- B. rootlets
- C. hyphae
- D. rhizoids
122.One common feature of fungi, algae, mosses and ferns is that they are
- A. photosynthetic
- B. show alternation of generation
- C. can survive harsh weather conditions
- D. have no seeds
123.The following are major groups of the plant kingdom EXCEPT
- A. Bryophyta
- B. Chlorophyta
- C. Pteridophyta
- D. Spermatophyta
124._____________is a form of sexual reproduction
- A. Grafting
- B. Budding
- C. Fission
- D. Conjugation
125.Sexual reproduction in Spirogyra is called
- A. Fertilization
- B. Symbiosis
- C. Conjugation
- D. Reproduction
126.The carrier of the hereditary characters in plants is the
- A. Cell
- B. nucleus
- C. chromosome
- D. gene
127.All are necessary for photosynthesis except_____________
- A. Water
- B. Chlorophyll
- C. Sunlight
- D. Oxygen
128.Growing yam tendrils climb for support. This growth response is
- A. haptotropism
- B. geotropism
- C. phototropism
- D. hydrotropism
129.Which is the correct order in an evolutionary sequence for the following plant groups?
- A. Bacteria → ferns → algae → mosses → seed plants
- B. Bacteria → ferns → mosses → algae → seed plants
- C. Bacteria → algae → mosses → ferns → seed plants
- D. Bacteria → mosses → algae → ferns → seed plants
130.------------ is not part of the whorls of a flower.
- A. calyx
- B. corolla
- C. androecium
- D. Antheridium
131.A dry fruit which can break into several parts each containing one seed is a
- A. caryopsis
- B. aggregate fruit
- C. legume
- D. schizocarp
132.A dry indehiscent, winged fruit formed from one carpel is known as a
- A. Schizocarp
- B. Caryopsis
- C. Samara
- D. nut
133.A true fruit is formed from
- A. fertilized ovary and other floral parts
- B. a fertilized ovary
- C. a fertilized ovary and calyx
- D. a fertilized and fleshy receptacle
134.Irish potato is a
- A. bulb
- B. tap root
- C. rhizome
- D. root tuber
135.One major difference between an Angiosperm and a Gymnosperm is that seeds in Gymnosperms are borne in
- A. Cones
- B. fruits
- C. flowers
- D. ovary
136.Reserved food material in the seed is stored in the
- A. epicarp
- B. endocarp
- C. endosperm
- D. mesocarp
137.What type of fruit is a mango fruit?
- A. Berry
- B. Hesperidium
- C. Drupe
- D. Nut
138.Which of the following species exhibit an aerial root?
- A. Ficus
- B. Centrosema
- C. Antigonon
- D. Lantana
139.Which of these plants has an emerginate apex?
- A. Bauhinia
- B. Pistia
- C. Ixora
- D. Musa
140.Which plant stores food in its roots?
- A. Cassava
- B. cocoyam
- C. Irish potato
- D. onion