Multiple Choice QuestionsThe year 1900 AD is highly significant for geneticists due to
Discovery of genes
Principle of linkage
Chromosome theory of heredity
Rediscovery of Mendelism
F1-generation means
First filial generation
First seed generation
First flowering generation
First fertile generation
Which of the following cross will produce terminal flower in garden pea?
AA x Aa
AA x aa
Aa x Aa
Aa x AA
Which one of the following pairs of plants are not seed producers?
Funaria and Ficus
Fern and Funaria
Funada and Pinus
Ficus and Chlamydomonas
Match the following with correct combination.
| Column I | Column II |
| A. Cuscuta | 1. Saprophyte |
| B. Eichhornia | 2. Pneumatophare |
| C. Monotropa | 3. Insectivorous plant |
| D. Rhizophora | 4. Parasite |
| E. Utricularia | 5. Root pocket |
A |
B | C | D | E |
| 3 | 1 | 5 | 4 | 2 |
| A | B | C | D | E |
| 2 | 3 | 1 | 5 | 4 |
| A | B | C | D | E |
| 4 | 3 | 1 | 5 | 2 |
| A | B | C | D | E |
| 4 | 5 | 1 | 2 | 3 |
First vascular plant is
Thallophyta
Pteridophyta
Bryophyta
Spermatophyta
B.
Pteridophyta
Pteridophyte is called vascular cryptogams. They are a seedless vascular plant as they posses water-conducting xylem and food translocating phloem but do not produce seed (instead spare formation takes place).
Which of the following is an epidermal cell containing chloroplast?
Stomata
Hydathode
Guard cell
None of these
The structures present in the roots to absorb water and minerals is
Epidermal extensions
Hypodermis
Endodermis
Epidermal appendages
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