1. Which of the following is a characteristic feature of dicot plants?
a) Parallel leaf veins
b) Fibrous root system
c) Floral organs in multiples of three
d) Netted leaf veins
Answer: d) Netted leaf veins
2. Monocot plants typically have:
a) Taproot system
b) Netted leaf veins
c) Floral organs in multiples of four or five
d) Parallel leaf veins
Answer: d) Parallel leaf veins
3. Which of the following is a monocot plant?
a) Rose
b) Tulip
c) Mango
d) Pea
Answer: b) Tulip
4. The primary root in monocot plants is usually replaced by:
a) Lateral roots
b) Taproot
c) Adventitious roots
d) Fibrous root system
Answer: d) Fibrous root system
5. Which of the following is a characteristic feature of monocot seeds?
a) Two cotyledons
b) Single cotyledon
c) Triploid endosperm
d) Absence of endosperm
Answer: b) Single cotyledon
6. Dicotyledonous plants belong to which class of flowering plants?
a) Magnoliopsida
b) Liliopsida
c) Monocotyledonae
d) Eudicots
Answer: d) Eudicots
7. In monocot stems, vascular bundles are:
a) Arranged in a ring
b) Scattered throughout the stem
c) Arranged in a radial pattern
d) Absent
Answer: b) Scattered throughout the stem
8. Which of the following is a dicot plant?
a) Corn
b) Wheat
c) Tomato
d) Bamboo
Answer: c) Tomato
9. The seed coat of monocot seeds is usually:
a) Thin and smooth
b) Thick and rough
c) Absent
d) Covered with hairs
Answer: a) Thin and smooth
10. Dicot plants are commonly used in the production of:
a) Cotton
b) Jute
c) Coffee
d) Rubber
Answer: c) Coffee
11. Which of the following is NOT a dicot plant?
a) Sunflower
b) Grass
c) Pea
d) Bean
Answer: b) Grass
12. The primary root in dicot plants develops into a:
a) Taproot system
b) Fibrous root system
c) Adventitious root system
d) Lateral root system
Answer: a) Taproot system
13. Which of the following plant families consists mainly of monocots?
a) Fabaceae
b) Solanaceae
c) Poaceae
d) Asteraceae
Answer: c) Poaceae
14. In dicot stems, vascular bundles are:
a) Arranged in a ring
b) Scattered throughout the stem
c) Absent
d) Arranged in a parallel pattern
Answer: a) Arranged in a ring
15. Which of the following is a characteristic feature of monocot leaves?
a) Netted veins
b) Branched veins
c) Parallel veins
d) Pinnate veins
Answer: c) Parallel veins
16. The seed embryo of monocot seeds contains:
a) Two cotyledons
b) Single cotyledon
c) Triploid endosperm
d) Absence of endosperm
Answer: b) Single cotyledon
17. Dicotyledonous plants are also known as:
a) Liliopsida
b) Monocotyledonae
c) Eudicots
d) Magnoliopsida
Answer: c) Eudicots
18. Which of the following is a monocot plant?
a) Rose
b) Pea
c) Wheat
d) Lily
Answer: c) Wheat
19. The flowers of monocot plants usually have floral organs in multiples of:
a) Two
b) Three
c) Four
d) Five
Answer: b) Three
20. Dicotyledonous plants are often used in the production of:
a) Wheat
b) Corn
c) Rice
d) Beans
Answer: d) Beans