📚 مادة الاختبار: Science — Preparatory 2
تدريب عام: Unit 3 : Reproduction in Living Organisms (Science) - Preparatory 2
سؤال من
السؤال 1
Reproduction in bacteria occurs through a type of cell division that is different from human sexual reproduction.
السؤال 2
Which characteristic is typical of insect-pollinated flowers?
السؤال 3
An organism's size is directly determined by the number of chromosomes found in its somatic cells.
السؤال 4
Sexual reproduction guarantees that all offspring will be genetically identical to one of their parents.
السؤال 5
Pollen grains of insect-pollinated flowers are typically light, dry, and smooth.
السؤال 6
What path does the pollen tube follow to reach the ovule after germination on the stigma?
السؤال 7
An elephant has 56 chromosomes and a crow has 80 chromosomes. What conclusion can be drawn from this?
السؤال 8
Willow flowers are examples of naked flowers because they lack both sepals and petals.
السؤال 9
What characterizes self-pollination in flowers?
السؤال 10
Potato tubers reproduce sexually, requiring two parent plants.
السؤال 11
If a gorilla's somatic cell contains 48 chromosomes, how many chromosomes would be found in its sperm cells?
السؤال 12
Which of the following cell types typically contains a diploid (2n) number of chromosomes?
السؤال 13
In a simple corymb inflorescence, flowers open sequentially from the bottom toward the top.
السؤال 14
What is a primary function of the corolla?
السؤال 15