WorksheetsReproduction
Total questions: 15
Worksheet time: 8mins
A farmer wants to grow strawberry plants to sell. He wants all strawberry plants to be similar to the parent plants that can both produce many fruits in a year. For this purpose, he wants to make sure that the plants reproduce only sexually. Which is the best way to help the strawberry plants reproduce sexually more frequently than asexually?
Cover the plants with plastic bags.
Grow each plant in a separate pot indoors.
Introduce honey bees to the strawberry field.
Move the strawberry plants farther apart from one another.
What is an advantage of asexual reproduction in plants?
Pollination can occur by wind or insects.
It requires two parents to complete fertilization.
The offspring produced differ from the parents.
It allows new plants to form from stems or roots if damaged.
How does asexual reproduction differ from sexual reproduction?
Asexual reproduction generates offspring that are different from each other.
Asexual reproduction in plants requires insect pollinators.
Asexual reproduction does not rely on another organism for pollination or genetic material.
Asexual reproduction is the result of joining a sperm cell and an egg cell.
A student lists some characteristics of asexual reproduction in plants.
1. It requires a sperm cell and an egg cell to produce a new organism.
2. It produces offpsring identical to a parent plant.
3. Plant parts such as stems, roots, and leaves take part in this type of reproduction.
4. It occurs only in flowering plants.
Which characteristics did the student list correctly?
1 and 2
1 and 4
2 and 3
2 and 4
Which example represents sexual reproduction?
lioness giving birth to cubs
amoeba dividing to form two amoebas
new plant developing from the leaf of an air plant
new plant growing from the stem of a strawberry plant
A student observes that a fallen Bryophyllum leaf has tiny plants growing along the leaf margin, as shown in the figure.
What form of reproduction is shown?
asexual reproduction through budding in the leaf
sexual reproduction through the formation of fruiting bodies
asexual reproduction through the formation of tubers
sexual reproduction through seed production
The image shows the reproduction of an organism. Which organism naturally performs this type of reproduction?
lion
dung beetle
bacteria
apple tree
Which statement best describes the process of asexual reproduction under normal conditions?
It is the formation of identical offspring by two parents.
It is the formation of identical offspring by a single parent.
It is the formation of non-identical offspring by two parents.
It is the formation of non-identical offspring by a single parent
Which one is a sexual mode of reproduction?
amoeba
budding
hydra
sperm and egg
A particular mountain stream is home to a population of salamanders that are red in color. In the past year, a second population of salamanders that are dark blue in color moved into the same stream. Scientists researching the stream have recently discovered young salamanders that are red with dark blue patches on their bodies. What can the scientists conclude from this evidence?
The salamanders are suffering from a bacterial disease
The salamanders are on the verge of becoming extinct.
The salamanders undergo asexual reproduction.
The salamanders undergo sexual reproduction
What is an advantage that asexual reproduction has over sexual reproduction?
Asexual reproduction creates offspring at a faster rate.
Asexual reproduction results in genetic diversity among offspring.
Asexual reproduction results in offspring that are larger in size than the parent.
Asexual reproduction allows offspring to be more adaptable to the environment.
A female parent snail with a striped shell and a male parent with no stripes produce five offspring, as shown.
Which statement best explains the reason for variation among the offspring?
In sexual reproduction, only the male parent passes genes to the offspring.
In sexual reproduction, only the female parent passes genes to the offspring.
In sexual reproduction, offspring inherit genes from both parents, and each offspring has a new combination of traits.
In sexual reproduction, the male parent passes its genes to male offspring, and the female parent passes its genes to female offspring.
A child observes yeast cells under a microscope, as shown.
What can the child infer about yeast from the observation?
Yeast undergo asexual reproduction to produce offspring that do not use energy.
Yeast undergo sexual reproduction to produce offspring that do not grow or change.
Yeast undergo asexual reproduction to produce offspring that are identical to the parent.
Yeast undergo sexual reproduction to produce offspring that are different from the parent.
In sexual reproduction, how do parents pass on traits to their offspring?
Each parent contributes one-half of the genetic material present in the offspring.
Each parent contributes one-quarter of the genetic material present in the offspring.
The genetic material from the male parent is passed to only male offspring, and the genetic material from the female parent is passed to only female offspring.
The genetic material from the male parent influences internal structures, and the genetic material from the female parent influences external structures in the offspring
What is a disadvantage for organisms that reproduce asexually rather than sexually?
The offspring receive less genetic material.
The offspring take more time to grow and develop.
The offspring resemble the parent, which makes it difficult to distinguish them from each other.
The offspring are genetically identical to each other, which reduces their ability to adapt to any changes in the environment
