General
✓✗In fleshy fruits, the pericarp is differentiated into
- epicarp, mesocarp and endocarp
- aleurone and endosperm
- scutellum and coleoptile
- testa and tegmen
General
✓✗Which plant has the floral formula Br ⊕ ⚥ P(3+3) A3+3 G(3)?
- Onion
- Soybean
- Tobacco
- Mustard
General
✓✗A drupe develops from a
- multicarpellary apocarpous ovary
- bicarpellary inferior ovary
- whole inflorescence
- monocarpellary superior ovary
General
✓✗(9) + 1 condition of the androecium is found in one of the families
- Caesalpiniaceae
- Papilionaceae
- Rutaceae
- Malvaceae
General
✓✗Proximal end of the filament of stamen is attached to the
- Anther
- Thalamus or petal
- Placenta
- Connective
General
✓✗Which of the following statements about Solanaceae are correct?
A. The calyx is persistent.
B. The stamens are diadelphous.
C. The ovary is bicarpellary and obliquely placed.
D. The placenta is swollen with many ovules.
E. The fruit is a legume.
Choose the correct answer from the options given below.
A. The calyx is persistent.
B. The stamens are diadelphous.
C. The ovary is bicarpellary and obliquely placed.
D. The placenta is swollen with many ovules.
E. The fruit is a legume.
Choose the correct answer from the options given below.
- B, C and D only
- A, C and D only
- C, D and E only
- A, B and E only
General
✓✗Match the placental types (List I) with their examples (List II).
Choose the correct answer from the options given below.
| List I | List II |
| A. Basal | I. Mustard |
| B. Axile | II. China rose |
| C. Parietal | III. Dianthus |
| D. Free central | IV. Sunflower |
- A-II, B-III, C-IV, D-I
- A-I, B-II, C-III, D-IV
- A-III, B-IV, C-I, D-II
- A-IV, B-II, C-I, D-III
General
✓✗Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R).
Assertion (A): Mustard has a two-chambered ovary even though its placentation is parietal.
Reason (R): The ovary of mustard becomes two-chambered due to the formation of a false septum.
In the light of the above statements, choose the correct answer from the options given below.
Assertion (A): Mustard has a two-chambered ovary even though its placentation is parietal.
Reason (R): The ovary of mustard becomes two-chambered due to the formation of a false septum.
In the light of the above statements, choose the correct answer from the options given below.
- Both Assertion and Reason are true and Reason is the correct explanation of Assertion
- Both Assertion and Reason are true but Reason is not the correct explanation of Assertion
- Assertion is true but Reason is false
- Both Assertion and Reason are false
General
✓✗Thorns are modified stem because. They
- arise from the buds in the axil of leaves
- are defensive organs for grazing
- arise from branches
- arise from stem
General
✓✗Leaf apex is tendrillar in
- Clematis
- Smilax
- Gloriosa
- Vitis
General
✓✗In banana, pineapple and Chrysanthemum, lateral branches originate from the basal and underground portion of the main stem, grow horizontally beneath the soil and then come out obliquely upward. These are
- stolons
- offsets
- suckers
- runners
General
✓✗The fruit wall developed from the ovary wall is called the
- testa
- hilum
- pericarp
- tegmen
General
✓✗Stilt roots with multiple root caps are found in
- maize
- Pandanus
- banyan
- sugarcane
General
✓✗Flowers of Canna are
- bilaterally symmetrical in two planes
- actinomorphic
- asymmetric
- zygomorphic
General
✓✗Alternate phyllotaxy is found in
- Alstonia
- Calotropis
- guava
- China rose