| 1441 |
The feeling of factory workers that they have no control over their work or its product was described by Marx… |
Anthropology
Industrial society and cultural diversity |
Easy |
| 1442 |
Workers from several states living in an industrial city form associations based on their home region and lan… |
Anthropology
Industrial society and cultural diversity |
Medium |
| 1443 |
A policy that allows different cultural groups to keep their languages and festivals while participating equa… |
Anthropology
Industrial society and cultural diversity |
Medium |
| 1444 |
Which change is most typical of family life when people move from villages to industrial cities? |
Anthropology
Industrial society and cultural diversity |
Hard |
| 1445 |
Which layer of the microsporangium wall nourishes the developing pollen grains? |
Biology/Biological Studies/Biotechnology/Biochemistry
Flower structure and gametophytes |
Easy |
| 1446 |
The exine of a pollen grain is mainly made of which substance? |
Biology/Biological Studies/Biotechnology/Biochemistry
Flower structure and gametophytes |
Easy |
| 1447 |
How many mitotic divisions of the functional megaspore nucleus are needed to form a typical 8-nucleate embryo… |
Biology/Biological Studies/Biotechnology/Biochemistry
Flower structure and gametophytes |
Medium |
| 1448 |
In a typical angiosperm embryo sac, which cells lie at the micropylar end along with the egg? |
Biology/Biological Studies/Biotechnology/Biochemistry
Flower structure and gametophytes |
Medium |
| 1449 |
If the nucellus cell of a plant has 24 chromosomes, how many chromosomes will be present in the egg cell and … |
Biology/Biological Studies/Biotechnology/Biochemistry
Flower structure and gametophytes |
Hard |
| 1450 |
Transfer of pollen from the anther to the stigma of another flower on the same plant is called |
Biology/Biological Studies/Biotechnology/Biochemistry
Pollination |
Easy |
| 1451 |
Which plant shows water pollination? |
Biology/Biological Studies/Biotechnology/Biochemistry
Pollination |
Easy |
| 1452 |
A plant species bears only male flowers on some individuals and only female flowers on others. Which forms of… |
Biology/Biological Studies/Biotechnology/Biochemistry
Pollination |
Medium |
| 1453 |
Which feature is typical of a wind-pollinated flower? |
Biology/Biological Studies/Biotechnology/Biochemistry
Pollination |
Medium |
| 1454 |
A breeder working with a bisexual flower wants to ensure only pollen of a chosen male parent reaches the stig… |
Biology/Biological Studies/Biotechnology/Biochemistry
Pollination |
Hard |
| 1455 |
The fusion of a male gamete with the two polar nuclei is called |
Biology/Biological Studies/Biotechnology/Biochemistry
Double fertilisation |
Easy |
| 1456 |
Into which cell of the embryo sac does the pollen tube usually discharge its contents? |
Biology/Biological Studies/Biotechnology/Biochemistry
Double fertilisation |
Easy |
| 1457 |
Why is fertilisation in angiosperms called "double" fertilisation? |
Biology/Biological Studies/Biotechnology/Biochemistry
Double fertilisation |
Medium |
| 1458 |
A plant has a pollen grain with 10 chromosomes. How many chromosomes will be found in a cell of its endosperm… |
Biology/Biological Studies/Biotechnology/Biochemistry
Double fertilisation |
Medium |
| 1459 |
In an angiosperm, how many male gametes are needed to fertilise 20 ovules, assuming each ovule receives one p… |
Biology/Biological Studies/Biotechnology/Biochemistry
Double fertilisation |
Hard |
| 1460 |
Into what does the ovule develop after fertilisation? |
Biology/Biological Studies/Biotechnology/Biochemistry
Post-fertilisation events |
Easy |